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Pressure Sensor patents



      

This page is updated frequently with new Pressure Sensor-related patent applications.




Date/App# patent app List of recent Pressure Sensor-related patents
06/16/16
20160171864 
 Activity monitoring  accident detection and response patent thumbnailActivity monitoring accident detection and response
Various embodiments are presented for one or more wearable electronic devices which may be mounted on or integrated into, e.g., helmets, clothing, gear, vehicles, body portions, etc. These embodiments may be used in a variety of contexts in which user injury may occur, e.g., in outdoor sports, construction environments, military exercises, etc.
Saphibeat Technologies, Inc.


06/16/16
20160171792 
 Negative pressure abnormality detection apparatus and control  internal combustion engine patent thumbnailNegative pressure abnormality detection apparatus and control internal combustion engine
A negative pressure detection part detects a negative pressure from a signal of a negative pressure sensor detecting a negative pressure generated due to rotation of an internal combustion engine. The negative pressure is used to assist a vehicle driver's braking operation.
Toyota Jidosha Kabushiki Kaisha


06/16/16
20160170376 
 External element with a pressure sensor patent thumbnailExternal element with a pressure sensor
The present invention concerns an external timepiece element including a frame made of a first material, said external element further including at least one pressure or altitude sensor, characterized in that said pressure or altitude sensor is formed of at least one disc or plate, said disc or plate being formed of or coated with a binder and a piezochromic pigment, said piezochromic pigment being selected to react at a specific pressure, so that said pigment changes from a first colour to a second colour when said specific pressure is reached.. .
The Swatch Group Research And Development Ltd


06/16/16
20160170054 
 Wavefield separation based on a matching operator between sensor responses in multi-component streamers patent thumbnailWavefield separation based on a matching operator between sensor responses in multi-component streamers
This disclosure is directed to systems and methods of wavefield separation based on matching operators that represents the relationship between co-located pressure and particle motions sensors. A pressure wavefield and a particle motion wavefield emitted from a subterranean formation are measured using co-located pressure and particle motion sensors located along one or more streamers of a seismic data acquisition system.
Pgs Geophysical As


06/16/16
20160169843 
 Pressure sensing and flow control in diffusion-bonded planar devices for fluid chromatography patent thumbnailPressure sensing and flow control in diffusion-bonded planar devices for fluid chromatography
Flow through pressure sensors for use in fluid chromatography systems include a planar device formed from diffusion bonding of a plurality of metallic sheets and at least one sensing element. The planar device has a top surface, a bottom surface and a flow through channel.
Waters Technologies Corporation


06/16/16
20160169763 
 Pressure sensor module having a sensor chip and passive devices within a housing patent thumbnailPressure sensor module having a sensor chip and passive devices within a housing
A pressure sensor module including a housing, a pressure sensor chip, and one or more of an integrated passive device (idp) chip and discrete passive devices are disclosed. The pressure sensor chip and one or more of the ipd chip and the discrete passive devices are arranged within the housing..
Infineon Technologies Ag


06/16/16
20160169762 
 Combination tire pressure sensor and over-inflation pressure relief valve patent thumbnailCombination tire pressure sensor and over-inflation pressure relief valve
The present disclosure includes a combination sensor and pressure relief valve. The combination sensor and valve may be used with existing aircraft wheel systems.
Goodrich Corporation


06/16/16
20160169760 
 Pressure sensor with differential capacitive output patent thumbnailPressure sensor with differential capacitive output
A mems pressure sensor device is provided that can provide both a linear output with regard to external pressure, and a differential capacitance output so as to improve the signal amplitude level. These benefits are provided through use of a rotating proof mass that generates capacitive output from electrodes configured at both ends of the rotating proof mass.
Freescale Semiconductor, Inc.


06/16/16
20160169759 
 Capacitive pressure sensor patent thumbnailCapacitive pressure sensor
Provided is a capacitive pressure sensor that prevents the position of an electrode face in the direction parallel to a diaphragm from deviating from the position of the diaphragm, and accurately measures pressure. The capacitive pressure sensor includes: the diaphragm that deforms under pressure; an electrode member having the electrode face opposed to the diaphragm with a gap between the diaphragm and the electrode face; a body having one end to which the diaphragm is joined, and accommodating at least a portion of the electrode member; an insulating positioning member that is provided in the body and positions at least the portion of the electrode member in the body; and a pressing mechanism that holds and presses the insulating positioning member or the electrode member in the direction parallel to the diaphragm..
Horiba Stec, Co., Ltd.


06/16/16
20160169758 
 Stress isolated differential pressure sensor patent thumbnailStress isolated differential pressure sensor
A package includes a mems die and a cap element coupled to and stacked with the mems die. The mems die includes at least two physically isolated pressure sensors, each of which resides on its individual cantilevered platform structure.
Freescale Semiconductor, Inc.


06/16/16
20160169756 

Pressure detection device for a blowgun


A pressure detection device for a blowgun has a housing and a pressure-sensing unit. The pressure-sensing unit has a pressure sensor integrated circuit (ic) aligned with a pressure-sensing opening of the housing to detect air pressure inside the blowgun and outputting a voltage signal corresponding to the detected air pressure, a micro-controller unit (mcu) converting the voltage signal into a detected datum, and performing calibration and calculation with the detected datum to generate a blow-off pressure value displayed on a display screen, and a power-saving control circuit activating power supply to the pressure sensor ic and the mcu and shutting down power supply thereto when users are done with blowgun shooting..
Jin Tay Industries Co., Ltd.


06/16/16
20160169670 

Reducing elevation error with environmental pressure anomaly compensation


A method for determining an environmental pressure change affecting a pressure sensor within a portable device to determine an elevation of the portable device is disclosed. The method involves estimating a location of the mobile device, estimating an atmospheric pressure associated with the mobile device at a server based on data indicative of atmospheric pressure received from the mobile device, and generating the elevation of the mobile device based on the atmospheric pressure associated with the mobile device and reference data indicative of an absolute elevation reference.
Trx Systems, Inc.


06/16/16
20160169568 

Refrigerant level monitor for refrigeration system


A refrigeration system includes a refrigerant vapor compression unit including a compressor and one or more current sensors to determine a total system current draw. One or more pressure sensors are positioned to determine a refrigerant pressure in the refrigerant vapor compression unit.
Carrier Corporation


06/16/16
20160169558 

Warm air heater


An orifice 26 is provided in an air supply passage 5a of a warm air heater 100, and a differential pressure sensor 28 detects differential pressure Δp between front and rear of the orifice 26 in the air supply passage 5a. Rotation speed of the combustion fan 24 is corrected on the basis of the differential pressure Δp detected by the differential pressure sensor 28..
Rinnai Corporation


06/16/16
20160169187 

System and analyzing carbon build up in an engine


An induction cleaning analyzing system includes a pressure sensor, an ignition event detector, and a control module. The pressure sensor measures airflow pressures of intake air and/or exhaust from cylinders in a common airflow pathway of a vehicle.
Illinois Tool Works Inc.


06/16/16
20160169140 

In-range sensor fault diagnostic system and method


An internal combustion engine includes an electronic controller programmed to determine, for at least one combustion event in a combustion chamber, a theoretical polytropic constant, a measured polytropic constant, and a difference between the theoretical polytropic constant and the measured polytropic constant. The electronic controller is further programmed to calculate an adjusted pressure signal based on the pressure signal and the difference such that the adjusted pressure signal compensates for changes to an accuracy of the pressure sensor over time..
Caterpillar Inc.


06/16/16
20160169139 

Negative pressure abnormality detection apparatus, and control internal combustion engine


A negative pressure abnormality detection apparatus includes a negative pressure sensor to output a signal representing negative pressure in a negative pressure chamber of a brake booster into which intake negative pressure of an intake manifold generated by rotation of an engine is introduced; a negative pressure detection unit to detect the negative pressure based on the signal; an abnormality determination unit to determine whether an abnormality occurs with the negative pressure sensor, based on whether the negative pressure is shifted toward atmospheric or vacuum pressure relative to a threshold, when a state continues for a predetermined time or longer during which the engine rotates and a negative-pressure-expending braking operation is not performed; and a threshold change unit to change the threshold depending on opening of a throttle valve in an intake pipe connected with the intake manifold, while the state continues.. .
Toyota Jidosha Kabushiki Kaisha


06/16/16
20160169133 

System and increasing gaseous fuel substitution


A fuel control system for a multiple fuel internal combustion engine may include at least one cylinder pressure sensor associated with each cylinder of the engine. A data collection module may be configured to receive real-time cylinder pressure measurements from each of the at least one cylinder pressure sensors and calculate one or more actual combustion parameter values from the real-time cylinder pressure measurements.
Caterpillar Inc.


06/16/16
20160169132 

System and increasing tolerance to fuel variation


A fuel control system for a multiple fuel internal combustion engine may include at least one cylinder pressure sensor associated with each cylinder of the engine. A data collection module may be configured to receive real-time cylinder pressure measurements from each of the at least one cylinder pressure sensors and calculate one or more actual combustion parameter values from the real-time cylinder pressure measurements.
Caterpillar Inc.


06/16/16
20160168978 

Methods and apparatuses for determining true vertical depth (tvd) within a well


A method of determining true vertical depth within a well penetrating a ground surface, the method including: positioning a pressure sensor at a downhole position within the well at the base of a fluid column extended from a ground surface to the pressure sensor; measuring, with the pressure sensor, a pressure exerted by the fluid column; and determining the true vertical depth (tvd) of the downhole position using the pressure measured by the pressure sensor. An apparatus for determining true vertical depth within a well, the apparatus including: a tubing string; a housing connected to the tubing string, the housing defining a chamber and having a port to the tubing string; a pressure sensor mounted to the housing and in fluid communication with the chamber..

06/16/16
20160168976 

System for detecting leakage in a pump used in hydraulic fracturing


A system for detecting leakage in a pump includes a first pressure sensor, a second pressure sensor, multiple third pressure sensors, and a controller. The first pressure sensor is configured to output a pressure value associated with a suction manifold of the pump.
Caterpillar Inc.


06/16/16
20160168828 

Drinking water supply device and controlling a drinking water supply device


A drinking water supply device may include a first channel configured to channel water, the first channel provided with a first valve, a flow rate sensor configured to sense a flow rate of the water, a water discharge channel connected to the rear end of the first channel, a connection pipe connecting the first channel and the water discharge channel, a second channel configured to supply minerals to the connection pipe, the second channel provided with a pressure sensor and a second valve, a mineral container configured to connect to the connection pipe via the second channel and configured to store condensed minerals, a pump configured to pressurize an interior of the mineral container to allow discharge of the condensed minerals from the mineral container, and a controller configured to control the flow rate sensor, the pressure sensor, and the first valve.. .
Lg Electronics Inc.


06/16/16
20160168827 

Drinking water supply device and controlling a drinking water supply device


A drinking water supply device may include a first channel configured to channel water, a water discharge pipe coupled to the rear end of the first channel configured to discharge the drinking water, a first connection pipe connecting the first channel and the water discharge pipe, a second channel configured to supply minerals to the first connection pipe, the second channel provided with a pressure sensor and a mineral supply valve, a mineral container configured to communicate with the first connection pipe via the second channel and configured to store condensed minerals, a pump configured to pressurize the interior of the mineral container to discharge the condensed minerals out of the mineral container, and a controller configured to control the mineral supply valve to open for a first predetermined time and then close according to a water discharge signal.. .
Lg Electronics Inc.


06/16/16
20160167957 

Method of manufacturing an integrated circuit comprising a pressure sensor


Disclosed is an integrated circuit, comprising a semiconductor substrate carrying a plurality of circuit elements; and a pressure sensor including a cavity on said semiconductor substrate, said cavity comprising a pair of electrodes laterally separated from each other; and a flexible membrane over and spatially separated from said electrodes such that said membrane interferes with a fringe field between said electrodes, said membrane comprising at least one aperture. A method of manufacturing such an ic is also disclosed..
Ams International Ag


06/16/16
20160167954 

Monolithically integrated multi-sensor device on a semiconductor substrate and method therefor


A monolithically integrated multi-sensor (mims) is disclosed. A mims integrated circuit comprises a plurality of sensors.
Versana Micro Inc.


06/16/16
20160167953 

Monolithically integrated multi-sensor device on a semiconductor substrate and method therefor


A monolithically integrated multi-sensor (mims) is disclosed. A mims integrated circuit comprises a plurality of sensors.
Versana Micro Inc.


06/16/16
20160167672 

Systems and methods for controlling a vehicle or device in response to a measured human response to a provocative environment


A sensor system and method for determining if an environment is provocative, measuring a human response to this environment, and controlling a vehicle or device is disclosed. The system and method comprise a human head-worn unit with an orientation sensing element, a head-attachable display comprising a first image not responsive to pitch and roll and a display element responsive to the orientation sensing element.

06/16/16
20160167634 

Braking machine


A braking system for a machine includes a first valve assembly having a first electronically actuated proportional valve, and a second valve assembly having a second electronically actuated proportional valve. The braking system includes a first pressure sensor and a second pressure sensor disposed downstream of the first and second valve assemblies, respectively.
Caterpillar Inc.


06/16/16
20160167631 

Brake control device for vehicle


A brake ecu sets two sensor state flags to fix states of first and second master pressure sensors as an abnormal state when a value of a simultaneous timer becomes equal to or larger than an abnormal-state fixing time. The simultaneous timer serves to measure a time that the first master pressure sensor is determined to be not under a normal state and the second master pressure sensor is determined to be not under a normal state on the basis of the sensor state flags.
Toyota Jidosha Kabushiki Kaisha


06/16/16
20160167473 

Electronically controlled vehicle suspension system and manufacture


An air suspension system, comprising a manifold, defining a first and second port, each port defining a receiving region at the second end, wherein the first and second ports are arranged in a common plane, a channel intersecting the first and second port, a cavity intersecting each port, and a pressure sensor port, positioned between the first and second port, defining a sensor insertion axis normal to the common plane, the pressure sensor port separated from the first port, the second port, and the channel by a thickness; a first and second solenoid valve, each solenoid valve arranged within the cavity and coaxially arranged with the first and second ports, each solenoid valve comprising a connector; a pressure sensor arranged within the pressure sensor port, the pressure sensor comprising a connector; and an electronics module arranged parallel the common plane, the electronics module configured to electrically couple to the connectors.. .
Aktv8 Llc


06/16/16
20160166859 

Testing a mask seal


A mask seal test method, device, and system of using the same are described herein. One method for testing a mask seal can include blocking a respirator cartridge to create pressure within a mask, wherein the mask includes a pressure sensor, measuring pressure values within the mask using the pressure sensor, and notifying a user in response to an increased pressure decay value among the pressure values received by the mask identification reader..
Honeywell International Inc.


06/16/16
20160166797 

System and delivery of variable oxygen flow


A method and apparatus to deliver a variable flow of oxygen to a patient is described. The apparatus may include a flow control valve, a pressure sensor to detect a patient's breathing pressure and ambient pressure, an oxygen flow analyzer to measure oxygen flow to the patient, and a processor to analyze the breathing pressure values, ambient pressure value, and oxygen flow rate values and to determine when a patient is inhaling.
Dynasthetics, Llc


06/16/16
20160166796 

System and detection of oxygen delivery failure


A method and apparatus to identify the source of oxygen delivery failure to a patient. The apparatus comprises a pressure sensor to detect a patient's breathing pressure and ambient pressure, an oxygen flow analyzer to measure oxygen flow to the patient, and a processor to analyze the breathing pressure values, ambient pressure value, and oxygen flow rate values.
Dynasthetics, Llc


06/16/16
20160166781 

Oxygen concentrating device, wound care apparatus, and treatment methods


A wound care device for delivering topical oxygen therapy, negative pressure wound therapy, and a low intensity vacuum therapy for treatment of a wound. The wound care device may include an oxygen supply mea, an oxygen consuming mea, a vacuum pump and motor, a pressure sensor, and a power supply and electronic controls.
Neogenix, Llc


06/16/16
20160166767 

Fluid line occlusion detection system and methods


The systems, methods and articles described herein are directed to at least one pressure sensor along a downstream fluid line which senses fluid pressure and assists an occlusion detection feature in determining the presence of occlusions in the downstream fluid line. In addition, the system can dynamically adapt the occlusion detection feature based on a delivery of fluid, such as a bolus, in order to prevent the system from creating a false alarm regarding an occlusion of the downstream fluid line..
Carefusion 303, Inc.


06/16/16
20160166742 

Quick-opening vent valve for phaco fluidics aspiration system


Apparatuses, systems, and methods are provided for rapid venting of vacuum to mitigate occlusion break surge within a phaco fluidics aspiration system. The aspiration system may utilize a positive displacement pump to generate flow and a vent valve to vent or moderate the pressure or vacuum level based on pressure sensor feedback detected within the eye and at the pump.
Novartis Ag


06/09/16
20160161957 

Integration of pressure sensors into integrated circuit fabrication and packaging


A pressure sensor is integrated into an integrated circuit fabrication and packaging flow. In one example, a releasable layer is formed over a removable core.
Intel Corporation


06/09/16
20160161356 

Pressure gauge


A pressure gauge of which the presence or absence of a measurement error can be easily checked is provided. A pressure gauge includes: a piston; a first conversion mechanism converting a linear motion of the piston against an elastic force of a spring into a rotating motion about a first rotation shaft, the linear motion being caused by the pressure transmitted from a target to be measured; an index that is fixed to one end side of the first rotation shaft; a dial; momentum detecting means for detecting momentum indicating an amount of movement of the piston; and a pressure sensor measuring a pressure value or the pressure acting on the internal space of the cylinder.
Asahi Industory Co., Ltd.


06/09/16
20160160808 

Systems and methods for determining canister purge valve degradation


A method is provided, comprising: during a first condition, opening a fuel tank isolation valve while maintaining a canister purge valve closed; and indicating degradation of the canister purge valve based on an output of a universal exhaust gas oxygen (uego) sensor. The uego sensor output will indicate whether any fuel vapor vented from the fuel tank reaches intake through the commanded closed canister purge valve.
Ford Global Technologies, Llc


06/09/16
20160160776 

Engine system and method


A pressure sensor disposed to sense an engine cylinder pressure provides a pressure signal, and an engine timing sensor provides an engine timing signal to an electronic controller, which is programmed to receive and analyze the pressure and engine timing signals to determine a misfire signal, a peak pressure signal, a pressure rise rate, an actual ignition signal, and a center of combustion signal. The electronic controller is further programmed to activate a fault flag when at least one of the misfire signal, the peak pressure signal, the pressure rise rate, the actual ignition signal, and the center of combustion signal, indicates that an abnormal combustion is present in the cylinder..
Caterpillar Inc.


06/09/16
20160159644 

Mems integrated pressure sensor devices and methods of forming same


A method embodiment includes providing a micro-electromechanical (mems) wafer including a polysilicon layer having a first and a second portion. A carrier wafer is bonded to a first surface of the mems wafer.
Taiwan Semiconductor Manufacturing Company, Ltd.


06/09/16
20160159643 

Mems integrated pressure sensor devices having isotropic cavitites and methods of forming same


A method embodiment includes providing a mems wafer comprising an oxide layer, a mems substrate, a polysilicon layer. A carrier wafer comprising a first cavity formed using isotropic etching is bonded to the mems, wherein the first cavity is aligned with an exposed first portion of the polysilicon layer.
Taiwan Semiconductor Manufacturing Company, Ltd.


06/09/16
20160159642 

Stress isolated mems device with asic as cap


A package includes a mems die and an integrated circuit (ic) die coupled to and stacked with the mems die. The mems die includes a substrate having a recess formed therein.
Freescale Semiconductor, Inc.


06/09/16
20160158431 

Filtering of pressure signals for suppression of periodic tables


A filtering device receives a pressure signal (p) from a pressure sensor in a fluid containing system, the pressure signal (p) comprising first pulses originating from a first periodic pulse generator and second pulses. The device acquires a reference signal which is indicative of a current operating frequency of the first periodic pulse generator.
Gambro Lundia Ab


06/09/16
20160158090 

Sensory upright chair for applying deep touch pressure and use


A sensory upright chair system to provide deep touch pressure to a person and method of use. The system includes a frame, a pump, a pair of inflatable air tubes, a pressure release valve, hoses and hardware, a pressure sensor, and a fabric cover.
The Sensory Chair Company, Inc.


06/09/16
20160158089 

Sensory furniture system for treatments, use, and manufacture


A sensory lounging chair system and method of use. The system generally includes a frame, a pump, air tubes connecting the pump to a pair of inflatable air tubes, pressure release valves, piping and hardware, a pressure sensor, and a fabric cover.
The Sensory Chair Company, Inc.


06/09/16
20160157756 

Bluetooth falling-over alarm insole


The invention discloses a bluetooth falling-over alarm insole, including an insole body, wherein the insole body is further provided with a bluetooth falling-over alarm device that judges through the human body's movement posture whether the people falls down and gives an alarm. The invention has the beneficial effects as follows: the volume is small, it is convenient to carry, it is integrated and mounted in the insole, it has no any auxiliary feeling, it conforms to the people's wearing habit, whether the human body is fallen down is judged in combination with the integration of information detected by the acceleration sensor, the pressure sensor and the angle sensor, the accuracy of judgment is high and is more than 95%..
Guangdong Appscomm Co.,ltd.


06/09/16
20160157738 

Pressure sensing guidewires


Medical devices and methods for making and using medical devices are disclosed. An example medical device may include a medical device for measuring blood pressure.
Boston Scientific Scimed, Inc.


06/09/16
20160157612 

Chair for movie watching and motion control method thereof and theater management apparatus using that and method thereof


Provided are a chair for movie watching capable of controlling a motion according to whether a user is seated and weight of a seated user, and a motion control method thereof. A chair for movie watching according to a first exemplary embodiment of the present disclosure includes: a chair main body; a motion generation unit configured to generate a motion to the chair main body according to contents of a currently shown movie; a pressure sensor unit configured to detect a pressure applied to the chair main body, and measure weight of a seated user; and a controller configured to control an operation of the motion generation unit according to a result of the detection by the pressure sensor unit and a result of the measurement of the weight by the pressure sensor unit..
Cj 4dplex Co., Ltd


06/02/16
20160154405 

Systems and methods for damper performance diagnostics


A computerized method for conducting a performance diagnostic for a damper in a flow control unit includes providing a control signal to the damper. The control signal instructs the damper to move into a target position or to achieve a target flow rate through the flow control unit.
Johnson Controls Technology Company


06/02/16
20160153861 

Device for detecting the combution chamber pressure in an internal combustion engine


A combustion chamber pressure sensor in an engine mounting component is provided, the combustion chamber pressure sensor including a sensor carrier which is accommodated in a housing. In addition, a pressure sensor element including a diaphragm is provided at an end of the sensor carrier facing the combustion chamber.
Robert Bosch Gmbh


06/02/16
20160153859 

Pressure sensor having a helmholtz resonator


This disclosure provides example methods, devices, and systems for a sensor having a helmholtz resonator. In one embodiment, a system may comprise a sensing element; a header coupled to the sensing element; a housing coupled to the header; an adaptor coupled to the housing; a screen disposed in an opening of the housing, wherein a first cavity is disposed between the screen and the sensing element and a second cavity is disposed between the adaptor and the sensing element, and the screen in combination with the first cavity and the second cavity form a helmholtz resonator..
Kulite Semiconductor Products, Inc.


06/02/16
20160153858 

Case isolated oil filled mems pressure sensor


An oil filled pressure sensor is provided. The sensor includes a drift-stabilized pressure sensing element mounted to and electrically isolated from a header body, the pressure sensing element immersed in an oil filled cavity and temperature stabilized for sensing pressure in the cavity without substantial signal drift.

06/02/16
20160153857 

Electronic device, physical quantity sensor, pressure sensor, vibrator, altimeter, electronic apparatus, and moving object


A physical quantity sensor includes a substrate, a piezoresistive element that is arranged on one face side of the substrate, a wall portion that is arranged to surround the piezoresistive element on the one face side of the substrate in a plan view of the substrate, and a ceiling portion that constitutes a cavity portion with the wall portion, in which the ceiling portion includes a cladding layer that has a pore which passes therethrough in the thickness direction of the cladding layer, and a seal layer that is stacked on the opposite side of the cladding layer from the substrate and closes the pore, the seal layer in which at least a part of the outer periphery of a contact portion where the seal layer is in contact with the cladding layer is on the outside of the cavity portion in a plan view.. .
Seiko Epson Corporation


06/02/16
20160153856 

Electronic device, physical quantity sensor, pressure sensor, vibrator, altimeter, electronic apparatus, and moving object


A physical quantity sensor includes a substrate, a piezoresistive element that is arranged on one face side of the substrate, a wall portion that is arranged to surround the piezoresistive element on the one face side of the substrate in a plan view of the substrate, a ceiling portion that is arranged on the opposite side of the wall portion from the substrate and constitutes a cavity portion with the wall portion, and an inside beam portion that is arranged on the substrate side of the ceiling portion and includes a material of which the thermal expansion rate is smaller than the thermal expansion rate of the ceiling portion.. .
Seiko Epson Corporation


06/02/16
20160153815 

Relative and absolute pressure sensor combined on chip


A method for manufacturing a system in a wafer for measuring an absolute and a relative pressure includes etching a shallow and a deep cavity in the wafer. A top wafer is applied and the top wafer is thinned for forming a first respectively second membrane over the shallow respectively deep cavity, and for forming in the top wafer first respectively second bondpads at the first respectively second membrane resulting in a first respectively second sensor.
Melexis Technologies Nv


06/02/16
20160153444 

Mems fluid pump with integrated pressure sensor for dysfunction detection


The invention concerns a pumping device that includes a pump having a pumping chamber with a variable volume, an inlet that communicates with the pumping chamber and a valve, an outlet that communicates with the pumping chamber and a valve, and an actuator adapted to change the volume of the pumping chamber. A fluidic pathway in the pumping device includes the inlet, the pumping chamber, the outlet, and a downstream line situated downstream of the outlet valve.
Debiotech S.a.


06/02/16
20160153443 

Sensor assembly for measuring dynamic pressure in reciprocating pumps


The present invention describes a reciprocating pump containing a pressure sensor assembly including a monitor, a computer, and a pressure sensor in electrical communication with the monitor to sense a pressure value of a fluid within the chamber of a pump cylinder.. .
Lime Instruments, Llc


06/02/16
20160153388 

Identifying fuel system degradation


Various methods are thus provided for identifying degradation in a fuel system. In one embodiment, a method of operating a fuel system comprises applying a pulse to a fuel pump responsive to detecting that lift pump pressure corresponds to a fuel vapor pressure, ceasing application of the pulse responsive to detecting that the lift pump pressure corresponds to a relief setpoint pressure, and indicating degradation in the fuel system if the detected lift pump pressure deviates from an expected fuel rail pressure, including distinguishing among degradation in the fuel pump, a lower pressure fuel pressure sensor, a fuel rail pressure sensor, and a pressure relief valve..
Ford Global Technologies, Llc


06/02/16
20160153381 

Method for diagnosing failure of fuel pressure sensor for high-pressure pump of gdi engine


A method for diagnosing a failure of a fuel pressure sensor for a high-pressure pump of a gdi engine includes a data collection step of collecting information on a state of a vehicle. A sensor condition determination step determines whether data collected in the data collection step meets conditions for determining the failure of the fuel pressure sensor.
Hyundai Motor Company


06/02/16
20160152465 

Mems capacitive pressure sensors


A mems capacitive pressure sensor is provided. The mems capacitive pressure sensor includes a substrate having a first region and a second region, and a first dielectric layer formed on the substrate.
Semiconductor Manufacturing International (shanghai) Corporation


06/02/16
20160151741 

Water removal device for gas sampling, and method and system


The present invention relates to a water removal device, method and system for gas sampling. The water removal device comprises a dehydration cup, a gas chamber, a pressure sensor, a flow sensor, a feedback control unit, a main channel and a sucking pump.
Edan Instruments, Inc


06/02/16
20160151619 

Systems and assessing functionality of dual check valve arrangements in medical tubing sets


A dual one-way check valve arrangement that may be used for assessing an operating condition of at least one of first and second check valves situated in series along/within a section of a patient-specific section of tubing. A pressure sensor may be associated with at least part of the flow path between the first and second check valves and may be operable to provide an indication of a failed condition of at least one of the first and second check valves.
Liebel-flarsheim Company Llc


06/02/16
20160151551 

Breast pump unit


A breastpump unit for expressing human breastmilk has a breastshield for placing on a human mother's breast, a vacuum pump for generating an underpressure, and a suction line for connecting the breastshield to the vacuum pump and for transferring to the breastshield the underpressure generated by the vacuum pump. The breastpump unit also has a pressure sensor.
Medela Holding Ag


06/02/16
20160150959 

Controlling electromagnetic (em) transmission based on pressure parameters


A method of controlling an analysis of electromagnetic (em) signal of a human subject. The method comprises positioning an em transducer unit in front of a skin area above a target intrabody volume of a human subject, the em transducer unit having at least one em transducer, a pressure applying unit that applies a variable pressure on the skin area, and a pressure sensor, measuring at least one pressure parameter indicative of the variable pressure using the pressure sensor, capturing em signal using the at least one em transducer, and performing an analysis of the em signal to infer at least one intrabody parameter of the target intrabody volume.
Sensible Medical Innovations Ltd.


05/26/16
20160149606 

Protection device and protection method


Method of protecting a device using a protection device is provided. The protection device includes a water pressure sensor, a visibility sensor, an airbag, and a protection unit that is in communication with the water pressure sensor, the visibility sensor, and the airbag through a data bus.
Chiun Mai Communication Systems, Inc.


05/26/16
20160147351 

Electronic device and protecting data


A method for protecting data of an electronic device includes determining a touch region on a display panel of the electronic device and acquiring touch points on the touch region using a pressure sensor of the electronic device, in response to detecting that the display panel has been pressed using the pressure sensor. A pressure value of each of the touch points is acquired using the pressure sensor.
Chiun Mai Communication Systems, Inc.


05/26/16
20160146703 

Combustion state parameter calculation internal combustion engine


A combustion state parameter calculation method for an internal combustion engine, which is capable of continuously calculating a combustion state parameter while properly maintaining the accuracy of the calculated parameter even when part of in-cylinder pressure sensors is in failure. In the combustion state parameter calculation method, as a combustion state parameter, a first combustion state parameter dependent on the magnitude of in-cylinder pressure is calculated based on a detection value from an in-cylinder pressure sensor, on a cylinder-by-cylinder basis.
Honda Motor Co., Ltd.


05/26/16
20160146694 

Test leak device having integrated pressure sensor


A test leak device for calibrating or testing leak detection apparatuses, said test leak device having a pressurized gas container that has an inlet for filing in a test gas and a leak that has a predefined leak rate. The test leak device has an integrated pressure sensor that monitors the pressure in the pressurized gas container and is designed for the wireless transmission of the measured pressure values to a receiver..
Inficon Gmbh


05/26/16
20160146692 

Package for semiconductor devices sensitive to mechanical and thermo-mechanical stresses, such as mems pressure sensors


A surface mounting device has one body of semiconductor material such as an asic, and a package surrounding the body. The package has a base region carrying the body, a cap and contact terminals.
Stmicroelectronics, Inc.


05/26/16
20160146691 

Pressure sensor


A pressure sensor includes: a pressure sensor element; a metal adapter integrally attached to the pressure sensor element and defining therein a hole through which a pressure of a fluid to be measured is introduced to the pressure sensor element; a metal fitting member provided with a housing recess receiving the adapter and connectable to a connected member; and an operation member pressing a valve provided to the connected member and defining a communicating path through which a flow path, in which the pressure of the fluid to be measured is introduced, is in communication with the hole of the adapter. The adapter and the fitting member are connected to each other by plastic deformation.
Nagano Keiki Co., Ltd.


05/26/16
20160146690 

Pressure sensor


A pressure sensor includes: a pressure sensor element; an adapter integrally attached to the pressure sensor element and defining therein a hole where a pressure of a fluid to be measured is introduced to the pressure sensor element; a fitting member having a housing recess housing the adapter and connectable to a connected member; and a pressing member pressing a valve of the connected member and defining a communicating path through which a flow path where the pressure of the fluid is introduced is in communication with the hole of the adapter. The fitting member is made of a synthetic resin.
Nagano Keiki Co., Ltd.


05/26/16
20160146688 

Iodine-resistant pressure sensor assemblage


A pressure sensor assemblage includes a housing and a pressure sensor received in an interior space of the housing. The housing has at least one gas inlet that is connected in gas-permeable fashion at least to a sub-region of the interior space of the housing.
Robert Bosch Gmbh


05/26/16
20160146687 

System for measuring pressure able to discriminate a failure from an over pressure or under pressure


The invention relates to a system for measuring pressure, including a pressure sensor comprising: a deformable membrane on which is placed a resistive bridge able to deliver a bridge voltage representative of a deformation of the deformable membrane caused by a pressure applied to said deformable membrane; a system for limiting the deformation of the deformable membrane, able to limit the bridge voltage in the case of an over-pressure or an under-pressure on the deformable membrane; and an amplifying electronic circuit connected to the resistive bridge, able to deliver an output voltage depending on the bridge voltage; the limiting system and the electronic circuit are conjointly configured so that the output voltage makes it possible to distinguish the case of failure of the pressure sensor and/or of the electronic circuit from the case of an over-pressure or under-pressure on the deformable membrane.. .
Auxitrol S.a.


05/26/16
20160146685 

Piezoresistive pressure sensor device


The voltages output from a low-pressure mems sensor are increased by increasing the sensitivity of the sensor. Sensitivity is increased by thinning the diaphragm of the low pressure sensor device.
Continental Automotive Systems, Inc.


05/26/16
20160146680 

Pressure sensor using piezoelectric bending resonators


A pressure sensor including an enclosure and a bending resonator housed in the enclosure. The bending resonator includes a diaphragm connected to the enclosure, a piezoelectric layer on the diaphragm, and an electrode on the piezoelectric layer.
California Institute Of Technology


05/26/16
20160146647 

A gas flow measuring system for electric household appliances


The present invention relates to a gas flow measuring system for electric household appliances—more particularly, for cooking equipments—that is based on pressure reading at specific points in the tubing in order to provide the user with data such as gas outflow and/or consumption (instantaneous and overall), providing for a more efficient, controlled and safer use of the cooking equipment. Said system comprises: at least one pressure sensor cooperating with main tubing 2, said sensor determining the pressure in at least two points p0 and p1 of main tubing 2; at least one device cooperating with at least one pressure sensor, said device comprising means for recording and making calculations relative to the flow and/or consumption of the fluid running along main tubing 2, and means for providing the user with access to the data recorded and processed by the corresponding device..
Whirpool S.a.


05/26/16
20160146488 

Refrigeration cycle apparatus


A refrigeration cycle apparatus including a refrigerant circuit configured to circulate refrigerant to a compressor, an indoor heat exchanger, an expansion valve, and an outdoor heat exchanger, the compressor being connected to the indoor heat exchanger by a gas extension pipe, the expansion valve being connected to the outdoor heat exchanger by a liquid extension pipe; pressure sensors and temperature sensors to detect an operating state amount of the refrigerant circuit; and a controller to execute refrigerant-leakage detection operation of detecting refrigerant leakage by calculating a refrigerant amount in the refrigerant circuit based on the operating state amount detected by the pressure sensors and the temperature sensors, and comparing the calculated refrigerant amount with a reference refrigerant amount. The controller controls a quality of the refrigerant at an outlet of the liquid extension pipe to be in a range from 0.1 to 0.7 in the refrigerant-leakage detection operation..
Mitsubishi Electric Building Techno-service Co., Ltd.


05/26/16
20160144741 

Apparatus for classifying passengers in vehicle


An apparatus for classifying a passenger in a vehicle includes a seat cushion for a seat in the vehicle, the seat cushion having an adult detection area and a child detection area. A first chamber is disposed in the adult detection area and a second chamber is disposed in the child detection area.
Kia Motors Corp.


05/26/16
20160144718 

Apparatus for protecting passenger from damage of battery by thunder and the same


The present technology discloses an apparatus for protecting a passenger who boards a vehicle at the time of thunder and a method thereof. An apparatus for protecting a passenger includes a receiver configured to receive positional information of a vehicle and weather information, a gas detection sensor configured to detect an electrolyte gas within a battery duct, an air pressure sensor configured to detect an air pressure of tire, and a controller configured to control an opening and closing of the battery duct depending on the positional information, the weather information, the detected result of the gas detection sensor, and the detected result of the air pressure sensor..
Hyundai Motor Company


05/26/16
20160144141 

Method and apparatus to measure, aid and correct the use of inhalers


A detachable cap for measuring usage of an inhaler includes a hollow receiving portion adapted to removably receive the inhaler. A vent is formed in a roof portion of the cap to allow airflow through the cap to the inhaler.
Cognita Labs, Llc


05/26/16
20160144096 

An extracorporeal blood treatment and a related control method


An apparatus for extracorporeal blood treatment (1) is described, comprising a treatment unit (3) having at least a first chamber (4) and at least a second chamber (5) separated from one another by a semi-permeable membrane (6); at least a blood removal line (7) connected to an inlet port (4a) of the first chamber (4) and predisposed to remove blood from a patient (p); at least a blood return line (8) connected to an outlet port (4b) from the first chamber (4) and predisposed to return treated blood to the patient (p), wherein the blood removal line (7), the blood return line (8) and the first chamber (4) are part of an extracorporeal blood circuit (2); at least a peristaltic pump (9) operating at the extracorporeal blood circuit (2) for moving the blood in the circuit; at least a pressure sensor (13, 14) associated to the extracorporeal blood circuit (2) and configured to enable determining pressure values in the extracorporeal blood circuit (2); at least a fluid drainage line (23) connected to an outlet port of the second chamber (5); a control unit (cu) connected to the at least a pressure sensor (13, 14) and to the peristaltic pump (9) and configured to: move the peristaltic pump (9) with a cyclic motion to generate a blood flow; receive from the at least a pressure sensor (13, 14) a signal (ps) indicating the pressure of the blood in the extracorporeal blood circuit (2). The signal (ps) indicating the blood pressure is detected with a time do main frequency depending on the velocity.
Gambro Lundia Ab


05/26/16
20160144082 

Sustained variable negative pressure wound treatment and controlling same


Disclosed herein are systems and methods for providing reduced or negative pressure, and more particularly cyclical reduced pressure, to treat a wound. The system can include a wound dressing, a fluid collection container, a suction source, filters, and conduits.
Smith & Nephew Plc


05/19/16
20160141824 

Gas laser apparatus capable of inspecting air-tightness of laser gas supply pipe


A gas laser apparatus includes a supply pipe forming a passage of laser gas supplied to a gas container from outside, a pressure sensor that detects pressure in the supply pipe, a supply control valve that controls an amount of the laser gas supplied to the gas container, and a controller that controls opening and closing of the supply control valve. The controller includes a pressure acquisition unit that acquires a pressure value in the supply pipe, a pressure change calculation unit that calculates a pressure change in the supply pipe based on the pressure values acquired by the pressure acquisition unit a plurality of times in a predetermined period of time while the supply pipe is sealed, and an air-tightness determination unit that determines an air-tightness level of the supply pipe on the basis of the pressure change calculated by the pressure change calculation unit..
Fanuc Corporation


05/19/16
20160139108 

System and controlling a flow through a pneumatic system


A device, system and method related to a pneumatic system for fluid analysis. The device, system and method comprises a connection interface for a fluid analyser unit, a connection interface for a pump unit, a flow sensor and a pressure sensor.
Shenzhen Mindray Bio-medical Electronics Co., Ltd.


05/19/16
20160139097 

Method for verifying correct function of sampling equipment


The invention relates to methods for verification of correct function of sampling equipment is disclosed, wherein said method comprises the steps of: a) providing a pump assembly (1) comprising an inlet (2) and an outlet (3), a flow channel (4) extending between said inlet (2) and outlet (3), a pump located along said flow channel (4) adapted to force an gas flow through said flow channel (4), a first mass flow sensor (6) located inside said flow channel (4), a first pressure sensor (7) located near said first mass flow sensor (6) adapted to measure a first pressure inside said flow channel (4), and a second pressure sensor (8) located outside said flow channel (4), said second pressure sensor (8) being adapted to measure a second pressure being the ambient atmospheric pressure, b) calculating the pressure difference between said first pressure and said second pressure c) calculating any error in an output signal from the mass flow meter by comparing said pressure difference with a value in a pre-calibrated table of mass flow output signal values as a function of said pressure difference, d) providing an error signal comprising a value of said calculated error if said value of said calculated error is above a predetermined threshold. The invention further relates to alternatives to said method..
Provtagaren Ab


05/19/16
20160139018 

Flat panel test hardware and technology for assessing ballistic performance of helmet personnel protective equipment


A testing apparatus to assess ballistic performance of helmet personnel protective equipment having a flat helmet analogue with a helmet shell material in flat panel form and at least one helmet suspension pad; head surrogate components including a skull skin surrogate, a skull bone surrogate, and a brain tissue surrogate; a pressure indicating film adjacent to the head surrogate components; and one or more pressure sensors in the brain tissue surrogate. Also disclosed is the related method for assessing ballistic performance of helmet personnel protective equipment..

05/19/16
20160138991 

Microdischarge-based transducer


The distance between microscale electrodes can be determined from microdischarge current and/or capacitance distribution among a plurality of electrodes. A microdischarge-based pressure sensor includes a reference pair of electrodes on a body of the sensor and a sensing pair of electrodes.
The Regents Of The University Of Michigan


05/19/16
20160138990 

Electronic device, physical quantity sensor, pressure sensor, altimeter, electronic apparatus, and moving object


A physical quantity sensor includes a substrate, a piezoresistive element disposed on one surface side of the substrate, a wall portion disposed to surround the piezoresistive element, in a plan view of the substrate, on the one surface side of the substrate, and a covering layer disposed on the side opposite to the substrate with respect to the wall portion and constituting a cavity together with the wall portion. The covering layer includes a corner portion configured to include two sides adjacent to each other in the plan view, and a reinforcing portion disposed to couple the two sides..
Seiko Epson Corporation


05/19/16
20160138989 

Electronic device, physical quantity sensor, pressure sensor, altimeter, electronic apparatus, and moving object


A physical quantity sensor includes a substrate, a piezoelectric resistive element that is disposed on one surface side of the substrate, a wall portion that is disposed on the one surface side of the substrate so as to surround the piezoelectric resistive element in a plan view of the substrate, and a ceiling portion that is disposed on an opposite side to the substrate with respect to the wall portion and forms a cavity along with the wall portion, in which an inner circumferential edge of an end portion of the wall portion on an opposite side to the substrate includes curved portions which are curved in the plan view.. .
Seiko Epson Corporation


05/19/16
20160138988 

Pressure sensor, measuring device, reaction carrier and measuring method


A pressure sensor (100) for a measuring system (10) measuring concentrations of gaseous and/or aerosol components of a gas mixture with a reaction carrier (14), with a flow channel (42). The flow channel (42) forms a reaction chamber (46) with a reactant (48), that enters into an optically detectable reaction, and with a measuring device (12) with a gas port unit (5) connecting an inlet channel (16) and an outlet channel (18) to the flow channel (42) and a gas delivery unit (28).
Dräger Safety Ag & Co. Kgaa


05/19/16
20160138624 

Hydraulic power system with aeration sensing for a mobile machine


A hydraulic power system for a mobile machine is provided. The system includes a load configured to be driven by pressurized hydraulic fluid and a hydraulic pump operatively connected for supply pressurized hydraulic fluid to the load.
Caterpillar Inc.


05/19/16
20160138393 

Method and real-time fluid compressibility measurements


Apparatus and method for measuring the compressibility (k) of a fluid circulated by a positive displacement pump that comprises: a pressure sensor for sensing a pressure p of a fluid confined in a fluid module of the pump ; a position sensor for sensing the position x, of a piston in the fluid module and a control unit communicating with the pressure sensor and the position sensor adapted to: log the pressure (p) and piston position (x) substantially synchronously; using (x), calculate the volume (v) of the confined fluid in the fluid module ; and using (p) and (v), calculate the compressibility (k) .. .
National Oilwell Varco Norway As


05/19/16
20160138384 

Constant volume temperature to pressure transducer for use with retrievable pressure sensor assemblies


A temperature sensor for measuring a temperature within a subsea installation includes a fixture portion coupled to the subsea installation and a retrievable portion that is selectively operable to couple to the fixture portion. The fixture portion includes a constant volume of a fluid disposed at a measurement point within the subsea installation.
General Electric Company


05/19/16
20160137494 

Electronic device, physical quantity sensor, pressure sensor, altimeter, electronic apparatus, and moving object


An physical quantity sensor includes a substrate, a piezoelectric resistive element that is disposed on one surface side of the substrate, a wall portion that is disposed on the one surface side of the substrate so as to surround the piezoelectric resistive element in a plan view of the substrate, and a ceiling portion that is disposed on an opposite side to the substrate with respect to the wall portion and forms a cavity along with the wall portion, in which the wall portion includes an insulating layer, and wiring layers that surround the insulating layer together and have higher resistance to an etchant which can etch the insulating layer than resistance of the insulating layer.. .
Seiko Epson Corporation


05/19/16
20160137481 

Microprocessor-controlled beverage dispenser


A microprocessor-controlled beverage dispenser is disclosed, which provides a cold plate having disposed therein beverage lines and refrigerant lines. The refrigerant lines may be connected to a cooling or refrigeration system, including a heat exchanger.
Cleland Sales Corporation


05/19/16
20160136937 

Pressure-sensing stages for lamination systems


A lamination system (110) may be provided for attaching together display layers (45,46) for an electronic device display. The system may include one or more pressure-sensing lamination stages (124, 126) for temporarily mounting the display layers during lamination operations.
Apple Inc.


05/19/16
20160135981 

Foot orthotic fabrication system and methods of operating


Method and system is disclosed for manufacturing an orthopedic insert. The process includes, initializing a plurality of sensors as pixel-based information, making one or more pressure measurement from each of the plurality of sensors, analyzing and conditioning the pressure measurements to derive a pressure value for each pressure sensor, converting the pressure values into a pixel intensity value, mapping the pixel intensity values to a graphic image, determining pixel intensity values between each mapped pixel intensity value along a first axis, determining pixel intensity values along a second axis, and machining an orthotic insert based upon the graphical image..

05/19/16
20160135865 

Diagnostic guidewire for cryoablation sensing and pressure monitoring


A method and system for performing pulmonary vein isolation, mapping, and assessing pulmonary vein occlusion using a single device. The device may generally include an ablation element, such as a cryoballoon, and a sensing component slidably disposed within a lumen of the device and bearing one or more mapping electrodes and one or more pressure sensors.
Medtronic Cryocath Lp


05/19/16
20160135749 

Integrated multimodal sensor device for intracranial neuromonitoring


There is provided a monolithically integrated multimodal sensor device for intracranial neuromonitoring, the sensor device including: a single substrate; a temperature sensor formed on a first portion of the single substrate for detecting temperature; a pressure sensor formed on a second portion of the single substrate for detecting intracranial pressure; and an oxygen sensor formed on a third portion of the single substrate for detecting oxygen concentration. In particular, sensing portions of the temperature sensor, the oxygen sensor and the pressure sensor, respectively, are formed at different layers of the sensor device.
Singapore Health Services Pte. Ltd.


05/19/16
20160135744 

Fabric-based pressure sensor arrays and methods for data analysis


A fabric-based pressure sensor array includes: (1) a first layer including m elongated conductive strips coated thereon; (2) a second layer including n elongated conductive strips coated thereon, the m elongated conductive strips extending crosswise relative to the n elongated conductive strips to define m×n intersections; and (3) a unitary textile sheet extending between the first layer and the second layer so as to overlap the m×n intersections, the textile sheet having a variable resistivity in response to applied pressure so as to define m×n pressure sensors at locations corresponding to the m×n intersections.. .
Medisens Wireless, Inc.




Pressure Sensor topics: Pressure Sensor, Blood Pressure, Refrigerant, Storage Device, Electric Vehicle, Electronic Cigarette, Integrated Circuit, Signal Processing, Hemodynamic, Blood Vessel, Temperature Measurement, Ion Channel, Carotid Arteries, Carotid Artery, Intracranial

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