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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
05/19/16
20160141824 
 Gas laser apparatus capable of inspecting air-tightness of laser gas supply pipe patent thumbnailGas 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 patent thumbnailSystem 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 patent thumbnailMethod 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 patent thumbnailFlat 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 patent thumbnailMicrodischarge-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 patent thumbnailElectronic 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 patent thumbnailElectronic 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 patent thumbnailPressure 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 patent thumbnailHydraulic 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 patent thumbnailMethod 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.


05/12/16
20160133966 

Fuel cell system and a controlling a fuel cell system


A fuel cell system comprises a fuel cell, a tank, a 1st pressure sensor that measures a fill-time pressure, a 2nd pressure sensor that measures a supply piping pressure, a temperature sensor that measures an internal temperature of the tank; and a controller that, when the fuel cell starts, derives an estimated pressure value of the supply piping pressure based on a 1st pressure value that shows the fill-time pressure, the internal temperature when the 1st pressure value was measured, and the internal temperature when the supply piping pressure was measured, and that detects as the supply piping pressure the lower value among the estimated pressure value and the 2nd pressure value that shows the measured supply piping pressure.. .
Toyota Jidosha Kabushiki Kaisha


05/12/16
20160133437 

Charged particle microscope with barometric pressure correction


A method of mitigating the effects of environmental pressure variation while using a charged particle microscope is described. The charged particle microscope equipped with a barometric pressure sensor and an automatic controller configured to use the signal from the barometric sensor as an input to a control procedure to compensate for a relative positional error between the charged particle beam and the specimen holder..
Fei Company


05/12/16
20160131784 

Method and system for simultaneous acquisition of pressure and pressure derivative data with ghost diversity


A marine streamer spread for acquiring seismic data, the spread including a streamer having a first portion and a second portion; the first portion including both first pressure sensors and pressure derivative sensors for acquiring the seismic data; and the second portion including second pressure sensors. The first portion imparts ghost diversity to the seismic data by having a variable-depth profile and the pressure derivative sensors impart polarity diversity to the seismic data..
Cgg Services Sa


05/12/16
20160131550 

Method and calibrating pressure sensor integrated circuit devices


In an embodiment, a method for calibrating a pressure sensor device is disclosed. The method involves determining the resonant frequency of a membrane of the pressure sensor device after the pressure sensor device has been attached to a circuit board, calculating a change in the resonant frequency from a resonant frequency stored in memory, calculating strain of the membrane of the pressure sensor device from the change in resonant frequency, and calibrating the pressure sensor device based on a capacitance-to-pressure curve calculated using the strain of the membrane of the pressure sensor device..
Ams International Ag


05/12/16
20160131376 

Air conditioner and controlling the same


An air conditioner and a method of controlling the same are provided. The air conditioner includes an outside unit, which is provided with a compressor and an evaporator, an outside temperature sensor attached to the outside unit to sense outside temperature, an outside humidity recognition part attached to the outside unit to recognize information about outside humidity, a low pressure sensor that senses an evaporation pressure of the evaporator, and a control part that controls an operation of the compressor, based on both information about dew-point temperature sensed from the outside temperature sensor and the outside humidity recognition part and information about the evaporation pressure sensed from the low pressure sensor.
Lg Electronics Inc.


05/12/16
20160131164 

System and estimating health and remaining useful life of a hydraulic element


A method for estimating health and remaining useful life of a hydraulic element of a machine is provided. The method includes determining a charge time of a hydraulic accumulator coupled to the hydraulic element in which a current pressure of a hydraulic fluid in the hydraulic accumulator reaches an upper threshold pressure, the current pressure being measured by a hydraulic accumulator pressure sensor coupled to the processor and the hydraulic accumulator.
Caterpillar Inc.


05/12/16
20160131146 

Pressure sensor system for calculating compressor mass flow rate using sensors at plenum and compressor entrance plane


A pressure sensor system for a compressor including an inlet bellmouth is disclosed. The system includes a first static pressure sensor positioned within a plane of a plenum that is upstream of the inlet bellmouth; and a second static pressure sensor positioned at an entrance plane of the compressor.
General Electric Company


05/12/16
20160131049 

Method for controlling fuel switching in bi-fuel vehicle


A method for controlling fuel switching of a fuel switching system in a vehicle via a controller configured to receive one or more measured signals in order to issue a fuel shortage warning or in order to control fuel switching is disclosed. The system includes an lpg rail pressure sensor for measuring a pressure in an lpg rail, and a bombe pressure sensor for measuring a pressure in the bombe.
Kia Motors Corporation


05/12/16
20160131004 

Method for operating a device for conveying a fluid


A method for operating a device that conveys a fluid includes: a) detecting activation of the device; b) filling a conveying line with the fluid by operating at least one pump in a conveying direction from at least one tank to at least one injector, and detecting complete filling of the conveying line based on at least one sudden pressure increase at at least one pressure sensor; c) operating the pump and making available fluid at the injector; d) detecting deactivation of the device; and e) partially emptying the conveying line by sucking back the fluid by operation of the at least one pump in a direction counter to the conveying direction. The emptying is stopped if pressure measured at the at least one pressure sensor corresponds to an ambient pressure..
Contiental Automotive Gmbh


05/12/16
20160130138 

Method and applications of thin-film membrane transfer


The disclosure relates to method and apparatus for micro-contact printing of micro-electromechanical systems (“mems”) in a solvent-free environment. The disclosed embodiments enable forming a composite membrane over a parylene layer and transferring the composite structure to a receiving structure to form one or more microcavities covered by the composite membrane.
Massachusetts Institute Of Technology


05/12/16
20160129951 

Adjustable spoiler for vehicle and controlling the same


An adjustable spoiler for a vehicle includes a pressure sensor sensing a pressure applied to an upper side of a spoiler and generating a current signal in proportion to the pressure. An electronic control unit (ecu) is configured to control an angle of a spoiler according to the current signal from the pressure sensor.
Kia Motors Corporation


05/12/16
20160129893 

Vehicle braking control device


A vehicle braking control device includes: a mode switch for making a switching request for braking force characteristics of a vehicle; a motor cylinder device for generating braking force characteristics based on the switching request made by the mode switch; a brake fluid pressure sensor for detecting operation of the brake pedal; and an ecu for prohibiting the braking force characteristics of the motor cylinder device from being changed in a case where the mode switch is operated while the operation of the brake pedal is detected by the brake fluid pressure sensor.. .
Honda Motor Co., Ltd.


05/12/16
20160129755 

Motor lock determination device


In a motor lock determination device (1), a lock determination on an electric motor (7) is performed such that: a first detection value (pi), which is a detection value (p) of a refrigerant pressure sensor (17) during a stop of an electric fan (5), is detected, and a second detection value (p2), which is a detection value (p) of the refrigerant pressure sensor (17) after the electric fan (5) is driven for a first predetermined time (Δ), is detected; when the second detection value (p2) is equal to the first detection value (pi) or more than the first detection value (pi), it is determined that a motor lock occurs; and when the second detection value (p2) is less than the first detection value (pi), it is determined that no motor lock occurs.. .
Toyota Jidosha Kabudhiki Kaisha


05/12/16
20160129483 

Pressure-sensing rollers for lamination systems


An assembly system may be provided for attaching together display layers for an electronic device display. The system may include substrate cleaning equipment that includes one or more pressure-sensing cleaning rollers (124) for removing debris from the display layers during assembly operations.
Apple Inc.


05/12/16
20160129371 

System and method to measure hydrocarbons produced from a well


A method and system for metering liquid production at a well comprises an actuated back pressure control valve, a liquid pump, a liquid flow meter and a pressure sensor, both intermediate the liquid pump and the back pressure control valve, and a separator having a liquid discharge conduit, a pressure sensor and a liquid/gas interface sensor disposed to monitor a section of the separator. The liquid pump receives a stream of liquid removed from the monitored section of the separator and moves the liquid stream through the flow meter and the back pressure control valve.
Crossstream Energy, Llc


05/12/16
20160128794 

Method and system for in situ tissue expansion


Tissue expansion system includes a pump, a controller, and inflatable bladder, and a pressure sensor. The pump is adapted for substantially continuous operation in response to a pressure within a subcutaneously implanted inflatable bladder.
Marz Medical, Inc.


05/12/16
20160128270 

System for monitoring and controlling product distribution in an agricultural system


The present disclosure describes an agricultural system having a flow path configured to distribute agricultural product from a product storage tank to a row unit across a field via an air flow. The flow path includes an inlet configured to receive the agricultural product, an outlet configured to output the agricultural product, a body extending between the inlet and the outlet, and a first pressure tap and a second pressure tap each extending into the body.
Cnh Industrial Canada, Ltd.


05/05/16
20160124442 

Pressure sensor autotrim algorithm


A hydraulic steering system estimates a trim value from at least a backpressure sensed on a valve assembly in a steering gear. The system further applies the trim value to the pressure measurements of the valve assembly in the steering gear..
Steering Solutions Ip Holding Corporation


05/05/16
20160124437 

Measurement control system for multi-shaft supported air floatation platform


A measurement control system for a multi-shaft supported air floatation platform, the system comprising a load feedback unit (5), an execution unit (6), a position measurement unit (7), a safety protection unit (8), a controller (9), a rotating motor (10), and a linear light source 11; the load feedback unit comprises m pressure sensors (5-1) and four differential sensors (5-2); the execution unit comprises m servo voice coil motors (6-1) and m servo voice coil motor drivers (6-2); the position measurement unit comprises a plane grating (7-1), m linear gratings (7-2) a linear array ccd (7-3), a tilt sensor (7-4), m electronic levels (7-5), and an indoor gps (7-6); the safety protection unit comprises 2m proximity sensors (8-1) and m temperature sensors (8-2); and the linear array ccd consists of no few then six ccds. The system solves the problems of leveling limitations and narrow application range of existing supporting platforms..
Harbin Institute Of Technology


05/05/16
20160123831 

Differential pressure transmitter with intrinsic verification


A differential pressure transmitter is disclosed, which comprises a body for housing a high-pressure sensor and a low-pressure sensor, a plurality of high-pressure process connectors formed in said body and fluidly coupled to said high-pressure sensor for transmitting a first pressure of a process fluid to said high-pressure sensor, each of said high-pressure process connectors comprising a conduit having an opening for receiving the process fluid, a plurality of low-pressure process connectors formed in said body and fluidly coupled to said low-pressure sensor for transmitting a second pressure of a process fluid to said low-pressure sensor, each of said low-pressure process connectors comprising a conduit having an opening for receiving the process fluid, wherein said second pressure is equal to or less than said first pressure, wherein said openings of the high-pressure connectors are spaced relative to said openings of the low-pressure connectors to allow a plurality of pair-wise connections to the process fluid.. .
Avgi Engineering, Inc.


05/05/16
20160123829 

All-optical pressure sensor


The present invention relates to an all-optical pressure sensor comprising a waveguide accommodating a distributed bragg reflector. Pressure sensing can then be provided by utilizing effective index modulation of the waveguide and detection of a wavelength shift of light reflected from the bragg reflector.
Technical University Of Denmark


05/05/16
20160123827 

Pressure sensor


Disclosed is to a pressure sensor including: a metal diaphragm configured to have a pressure sensing part disposed thereover; a first support configured to be coupled with the metal diaphragm; a first printed circuit board configured to be disposed over the pressure sensing part while being supported to the first support and electrically connected to the pressure sensing part; a connector configured to have a lower portion press-fitted with the first printed circuit board; a second printed circuit board configured to be electrically connected to the first printed circuit board through the connector while being press-fitted with an upper portion of the connector and supported by the connector; a second support configured to be disposed over the second printed circuit board; and a spring electrode configured to have an upper end protruding upward of the second support and have a lower end connected to the second printed circuit board.. .
Mando Corporation


05/05/16
20160123826 

Fluid-filled pressure sensor assembly capable of higher pressure environments


This disclosure provides systems and methods for a fluid-filled pressure sensor assembly for higher pressure environments. A fluid-filled pressure sensor assembly may be adapted for coupling to a structure at a mating surface and may include a header; a pressure sensor coupled to the header; a diaphragm coupled to the header and configured for positioning forward of the mating surface so that a fluid region is disposed between the diaphragm and the pressure sensor; a fill hole coupled to the fluid region; a sealing element coupled to the fill hole and configured for positioning forward of the mating surface; and wherein during operation the first pressure applied at the diaphragm is substantially transferred by the fluid in the fluid region and the fill hole to an inner-side of the sealing element and the first pressure is about equivalent to a second pressure applied at an outer-side of the sealing element..
Kulite Semiconductor Products, Inc.


05/05/16
20160123820 

High-sensitivity sensor comprising conductive thin film containing cracks and manufacturing same


A high-sensitivity sensor containing cracks is provided. The high-sensitivity sensor is obtained by forming microcracks on a conductive thin film, which is formed on top of a support, wherein the microcracks form a micro joining structure in which the microcracks are electrically changed, short-circuited or open, thereby converting external stimuli into electric signals by generating a change in a resistance value.
Research & Business Foundation Sungkyunkwan University


05/05/16
20160123787 

Measuring instrument


A measuring instrument (1) having at least one level sensor (3) for detecting a level of a medium, which outputs a level signal; wherein the measuring instrument (1) has at least one pressure sensor (5) from which a pressure measurement signal can be read at the output; wherein the level sensor (3) and the pressure sensor (5) have a shared process connection (7).. .
Vega Grieshaber Kg


05/05/16
20160123782 

Vortex flowmeter including pressure pulsation amplitude analysis


A configuration tool is for a vortex flowmeter having a flowtube, a bluff body positioned in the flowtube for shedding vortices in the fluid, and a pressure sensor configured to obtain a signal indicative of a time-varying fluid pressure having an oscillation associated with the vortices. The configuration tool includes a processor that determines a type of fluid flowing through the flowtube based on the amplitude of the oscillation.
Invensys Systems, Inc.


05/05/16
20160123456 

Triple circuit lubrication device with increased reliability for a main power transmission gearbox of an aircraft


A triple circuit lubrication device for lubricating a mechanical system, the lubrication device being provided with two independent lubrication circuits, a tank common to both lubrication circuits and containing a lubrication liquid, and a tertiary circuit in which a tertiary liquid flows. Each lubrication circuit comprises pipes, and respective pressure sensors, pumps, heat exchangers, spray nozzles, and suction points for sucking up the lubrication liquid situated in the tank.
Airbus Helicopters


05/05/16
20160123249 

Knock determination internal combustion engine


A knock determination apparatus for an internal combustion engine calculates a knock intensity based on an output signal of an in-cylinder pressure sensor in a gate range for knock determination. When the calculated knock intensity is larger than a knock determination threshold value, the knock determination apparatus determines that knock has occurred.
Toyota Jidosha Kabushiki Kaisha


05/05/16
20160123247 

Control internal combustion engine


A control apparatus for an internal combustion engine includes an in-cylinder pressure sensor for detecting an in-cylinder pressure. In-cylinder heat release amount data is calculated based on in-cylinder pressure data synchronized with the crank angle that is sampled using the in-cylinder pressure sensor.
Toyota Jidosha Kabushiki Kaisha


05/05/16
20160123135 

Downhole distributed sensor arrays for measuring at least one of pressure and temperature, downhole distributed sensor arrays including at least one weld joint, and methods of forming sensor arrays for downhole use including welding


A downhole sensor array includes sensor housings, and each sensor housing contains one or more of a pressure sensor and a temperature sensor. Cable segments connect the sensor housings.
Delaware Capital Formation, Inc.


05/05/16
20160123133 

Downhole distributed pressure sensor arrays, downhole pressure sensors, downhole distributed pressure sensor arrays including quartz resonator sensors, and related methods


Downhole distributed pressure sensor arrays include sensor housings each comprising at least one pressure sensor in a pressure housing. Downhole pressure sensors include a housing, at least one pressure sensor in a pressure housing portion of the housing, and at least one isolation element positioned at an outer wall of the housing..
Delaware Capital Formation, Inc.


05/05/16
20160123126 

Use of real-time pressure data to evaluate fracturing performance


A method of fracturing a wellbore formation that includes positioning an end of a coiled tubing string adjacent a first location within a wellbore, pumping fluid down the wellbore to fracture the formation, and monitoring a pressure within the wellbore during the procedure with at least one sensor connected to a communication line. The fracturing procedure may be a re-fracturing of the wellbore.
Baker Hughes Incorporated


05/05/16
20160122941 

Conductive yarn, conductive yarn based pressure sensor and methods for producing them


A conductive yarn, a conductive yarn-based pressure sensor, and method for producing them are provided. A high-performance conductive yarn is produced by coating a fiber with a flexible polymer and by forming metallic nanoparticles in the flexible polymer.
Industry-academic Cooperation Foundation, Yonsei University


05/05/16
20160121871 

System and controlling vacuum pump in gasoline vehicle with clutch


A system for controlling a vacuum pump in a gasoline vehicle with a clutch includes a clutch installed between a driving source supplying power of an engine and a vacuum pump to selectively interrupt the power supplied from the driving source to the vacuum pump. A pressure sensor is configured to sense a pressure of a vacuum line installed between the vacuum pump and a brake booster.
Hyundai Motor Company


05/05/16
20160120462 

Oral appliance for ventilation flow measurement


A system and method for managing ventilation of a user, through the use of an oral appliance, is disclosed. The appliance is configured to fit between the user's teeth and lips or cheeks to inhibit ventilation by the user around the appliance, and includes a passageway.

05/05/16
20160120443 

Single chamber volume measurement apparatus and methods of making and using the same


A single chamber system or apparatus configured to measure a volume of a person, animal, and/or object, and methods of manufacturing and using the same, are disclosed. The system/apparatus includes a chamber having a door thereon or affixed thereto, and a fixed volume therein when the door is closed; an oscillating membrane or diaphragm in a wall of the chamber; a pressure sensor and/or a pressure transducer configured to measure pressure fluctuations in the chamber; and an oscillation amplitude detector coupled to the oscillating membrane or diaphragm.

05/05/16
20160120418 

Blood pressure measurement device


A method for measuring blood pressure of a patient continuously and non-invasively comprises measuring a first pressure signal being proportional to arterial blood pressure of the patient at a first location by a first pressure sensor (p1). In addition ambient pressure is measured by a third ambient pressure sensor (p3).
Medieta Oy


05/05/16
20160120415 

System and ffr guidewire recovery


A kit for coronary treatment comprising a pressure sensing guidewire that includes a pressure sensor for measuring pressure within a patient's vasculature. A sheath comprising a tube having a proximal end and a distal end and defining an internal lumen sized for receiving the pressure sensing guidewire; a hemostasis valve positioned over the proximal end of the tube; a cylindrical element attached to the distal end of the tube, the cylindrical element having an internal lumen sized for receiving a conventional guidewire; wherein the pressure sensing guidewire is configured to be slideably insertable into the tube from the proximal end of the tube; and further wherein, the tube is configured to permit the pressure sensing guidewire, including the pressure sensor, to freely slide distally and proximally within the tube at the election of a user..
Abbott Cardiovascular Systems Inc.


05/05/16
20160120103 

Tank pressurization control for air carts


A pneumatic distribution system to distribute a granular product to an agricultural implement includes a first pressure sensor, a second pressure sensor, a valve, and a controller. The first pressure sensor is fluidly coupled to a granular product storage tank and outputs a first signal indicative of a first static pressure in the storage tank.
Cnh Industrial Canada, Ltd.


04/28/16
20160120035 

Systems and methods for mounting the printed wiring assembly to the header assembly of a pressure sensor


Systems and method for mounting the printed wiring assembly to the header assembly of a pressure sensor are provided. In at least one embodiment, the pressure sensor comprises: a header assembly; a printed wiring assembly having a pressure sensor mounted thereon; and, at least one substantially cylindrical member that mechanically couples the printed wiring assembly to the header assembly.
Honeywell International Inc.


04/28/16
20160116450 

Tank device, a vehicle, and a evaluating an output of a pressure sensor


This tank device comprises a fuel gas tank that stores fuel gas to be supplied to a gas consuming device, a first pressure sensor that detects the gas pressure when the fuel gas tank is filled with gas, a second pressure sensor that detects the pressure of the fuel gas supplied from the fuel gas tank to the gas consuming device, and a sensor output evaluation unit. The sensor output evaluation unit determines the gas pressure differential between the gas pressure detected by the first pressure sensor when the fuel gas tanks is filled with gas and the gas pressure detected by the second pressure sensor when the fuel gas is first supplied from the fuel gas tank to the gas consuming device after the gas filling, makes a judgment that there is not an output abnormality is any of the first and second pressure sensors if the gas pressure differential is within a given threshold value, and makes a judgement that there is an output abnormality in either of the first and second pressure sensors if the gas pressure differential is beyond the given threshold value..
Toyota Jidosha Kabushiki Kaisha


04/28/16
20160116373 

Exhaust gas analysis system mounted on mobile object


The present invention includes an exhaust gas flow channel that permits passage of an exhaust gas, a diluent gas flow channel that permits passage of a diluent gas, a main flow channel that permits passage of a diluted exhaust gas, a diluted exhaust gas flow rate measurement mechanism disposed on the main flow channel, and a diluent gas flow rate measurement mechanism disposed on the diluent gas flow channel. The diluted exhaust gas flow rate measurement mechanism and the diluent gas flow rate measurement mechanism each have a pressure sensor section.
Horiba, Ltd.


04/28/16
20160116361 

System for wafer-level testing of mems pressure sensors


A system for testing pressure sensors on a device wafer includes a tray for holding the device wafer. The tray includes a base having a surface, a spacer extending from the surface, and a tacky material disposed on the surface.
Freescale Semiconductor, Inc.


04/28/16
20160116359 

Pressure sensor package


A pressure sensor package includes a substrate providing a connection port, a support member mounted on the substrate by compression molding and having a gap cut through opposing top and bottom walls thereof to expose the connection port, a sensor chip mounted on the support member and electrically connected to the connection port, an encapsulating cover covered on the support member and defining therein an accommodation chamber that accommodates the sensor chip and a through hole that is disposed in communication with the accommodation chamber for the passing of an external signal therethrough to the sensor chip. Thus, the support member steadily carries the sensor chip and isolates stress arising from the external environment, thereby reducing stress interference with the sensor chip and enhancing the overall performance of the pressure sensor package..
Unisense Technology Co., Ltd.


04/28/16
20160116357 

Droplet-based capacitive pressure sensor


A pressure sensing apparatus which utilizes an electrolytic droplet retained between a first and second sensing electrode within a housing. Contact between the electrolyte droplet and the electrodes form electric double layers (edl) having interfacial edl capacitance proportional to interface contact area which varies in response to mechanical pressure applied to deform exterior portions of the housing.
The Regents Of The University Of California


04/28/16
20160116327 

Scaling system


A scaling system includes an electronic scale having a flat flexible body. The device includes a pressure sensor disposed within the flat flexible body.

04/28/16
20160116206 

Refrigeration appliance comprising a door-opening aid


A refrigeration appliance has a storage compartment and a door-opening aid for facilitating the opening of a door of the storage compartment. The storage compartment is controlled by a pressure sensor exposed to air pressure prevailing in the storage compartment.
Bsh HausgerÄte Gmbh


04/28/16
20160115947 

Construction machine


Provided is a construction machine configured so as to prevent wasteful fuel consumption by preventing an engine stall by means of the injection of an appropriate amount of fuel. A backhoe which is a construction machine in which a hydraulic pump is driven by power from an engine is configured so that the output torque characteristics of the engine is set on the basis of the atmospheric pressure detected by an atmospheric pressure sensor which is an atmospheric pressure detection means, and so that a rotational speed is set so that the maximum torque of the engine at a low idle rotational speed is greater than the maximum absorption torque of the hydraulic pump..
Yanmar Co., Ltd.


04/28/16
20160115907 

Fuel system for a motor vehicle


A fuel system for a motor vehicle includes a fuel tank, a filling tube closable by a tank cover; a pressure sensor for measuring a pressure in the fuel tank; an activated carbon filter, a tank isolation valve arranged between the fuel tank and the activated carbon filter, and a control for opening and closing the tank isolation valve, wherein the control opens the tank isolation valve in response to receiving input indicating an intent to refuel and closes the opened tank isolation valve again when the pressure in the fuel tank measured by the pressure sensor falls below a predetermined first pressure threshold value, wherein the control subsequent to the closing of the tank isolation valve opening the closed tank isolation valve again when the pressure in the fuel tank measured by the pressure sensor exceeds the predetermined first pressure threshold value and/or exceeds a predetermined second pressure threshold value, which is higher than the predetermined first pressure threshold value.. .
Audi Ag


04/28/16
20160115888 

Control device for internal combustion engine


An engine ecu 70 sets a combustion parameter (main injection timing, pilot injection timing, fuel injection pressure, turbocharging pressure, or the like) such that a center-of-gravity position of a heat generation rate becomes a constant target crank angle regardless of a load of an engine 10. In addition, the ecu 70 estimates the center-of-gravity position of a heat generation rate based on an output of an in-cylinder pressure sensor 64 and feedback-controls the combustion parameter such that the estimated center-of-gravity position of a heat generation rate becomes equal to the target crank angle..

04/28/16
20160115669 

Boom assist management feature


A hydraulic control system is disclosed for an excavation machine including a tool linkage system. The hydraulic control system may have a first actuator configured to move a first link of the tool linkage system in response to input from an operator of the excavation machine, and a pressure sensor configured to generate a signal indicative of a pressure of the first actuator.
Caterpillar Inc.


04/28/16
20160114682 

Remaining fuel level displaying fuel cell system and fuel cell equipped vehicle


If a main stop valve of a fuel gas tank is not opened, it becomes possible to display a remaining level of fuel gas. A remaining fuel level displaying method for the fuel cell system comprises: if the main stop valve is opened, then calculating a remaining level of fuel gas in the fuel gas tank using a pressure value acquired from the pressure sensor, and displaying the calculated remaining level of the fuel gas on a display device, and if the main stop valve is closed, then displaying on the display device a remaining level of the fuel gas that was stored into a memory at a time when the main stop valve was shut off..
Toyota Jidosha Kabushiki Kaisha


04/28/16
20160113840 

Diagnostic and therapeutic treatment device, and related systems and methods of utilizing such a device


A system for administering a therapeutic treatment to a portion of a patient body. In one embodiment the system includes a pressure sensor, a treatment head, and at least one computer processor in operable electrical communication with both the pressure sensor and treatment head.
Sigma Instruments Holdings, Llc


04/28/16
20160113583 

System for monitoring sitting posture in real-time using pressure sensors


A system for monitoring a sitting posture includdes a first pressure sensor for sensing a pressure applied to a chair by the left thigh, a second pressure sensor for sensing a pressure applied to the chair by the right thigh, a third pressure sensor for sensing a pressure applied to the chair by the left buttock, a fourth pressure sensor for sensing a pressure by the right buttock, a fifth pressure sensor for sensing a pressure applied to the chair by the left back, and a sixth pressure sensor for sensing a pressure applied to the chair by the right back; a control unit for converting pressure values sensed by the first pressure sensor, the second pressure sensor, the third pressure sensor, the fourth pressure sensor, the fifth pressure sensor and the sixth pressure sensor; and a monitoring unit for storing and displaying the pressure digital data.. .
Soonchunhyang University Industry Academy Corporation Foundation


04/21/16
20160109966 

Touch pen and electronic device having the same


A touch pen includes a casing, a pen core received in the casing, a vibrating member, a pressure sensor received in the casing, and a processor. The pressure sensor is attached to the pen core, and can generate an electric signal after sensing a pressure delivered by the pen core.

04/21/16
20160109318 

Smartphone operated air pressure meter and system


A smartphone-operated air pressure meter and system includes an air pressure meter having a pair of input channels that are each connected to a pressure chamber and pressure sensor. A control unit is included with the pressure meter for receiving air pressure data and for transmitting the same.

04/21/16
20160109315 

Compensated pressure sensors


Compensated pressure sensor includes a mems pressure sensor die having resistors ra and rd connected in series in a first leg of a wheatstone bridge and resistors rb and rc connected in series in a second leg of the wheatstone bridge; a first and second fuse; and a first, second third, fourth, fifth and sixth resistor; wherein: a first end of the first resistor is connected in series with the first leg of the bridge and a first end of the second resistor is connected in series with the second leg of the bridge; the first fuse is connected, at a first end, to a first output of the bridge, and at a second end, to a second end of the third resistor and to a first end of the second fuse; the second fuse is connected, at a second end, to a second output of the bridge; a first end of the third resistor is connected to an input to the bridge and to a first end of the fourth resistor; a second end of the fourth resistor is connected to a second end of the first resistor, a second end of the second resistor and a first end of the sixth resistor; and the fifth resistor is connected, at a first end, to the input to the bridge.. .

04/21/16
20160109314 

Pressure sensors and methods of making the same


A pressure sensor assembly comprising: three stacked silicon wafers which form a support, a sensor and a cover wherein the sensor includes a cavity extending from the bottom of the sensor up towards the top of the sensor to form a cavity bottom and a diaphragm; a dielectric layer covering the bottom of the sensor and the cavity and wherein the support is coupled to the dielectric layer along the bottom of the sensor; a plurality of ports located on a top of the support within an area defined by the cavity, the plurality of ports extending through the support to its bottom and wherein the cover is coupled to the top of the sensor covering the diaphragm; and, a second cavity cut into a bottom of the cover wherein the second cavity is sized and positioned to surround the diaphragm.. .

04/21/16
20160108858 

Control apparatus and control internal combustion engine


An ecu opens/closes an egr valve (43) at a predetermined time (pi) to start blockage detection of an exhaust gas recirculation passage, increases an opening degree of a throttle valve (25) after start of the blockage detection over an opening degree immediately before the start of the blockage detection, and detects a blocking amount of the exhaust gas recirculation passage based on a change amount (Δgn) in an internal pressure detected by a pressure sensor, which is a difference between the internal pressure detected when the egr valve is opened and the internal pressure detected when the egr valve is closed.. .

04/21/16
20160108843 

Method and system for controlling engine using combustion pressure sensor


A method for controlling an engine which comprises a combustion pressure sensor includes receiving a combustion pressure signal from the combustion pressure sensor. An indicated mean effective pressure (imep) deviation for each cylinder and an imep deviation for each driving cycle for the engine are calculated based on a combustion pressure according to the received combustion pressure signal.

04/21/16
20160107887 

Methodology and system for wafer-level testing of mems pressure sensors


A method for testing a plurality of pressure sensors on a device wafer includes placing a diaphragm of one of the pressure sensors on the device wafer in proximity to a nozzle of a test system. A pneumatic pressure stimulus is applied to the diaphragm via an outlet of the nozzle and a cavity pressure is measured within a cavity associated with the pressure sensor in response to application of the pneumatic pressure stimulus.

04/21/16
20160107736 

Systems and methods for remote buoyancy control


A system for controlling the buoyancy of a remotely operated vehicle. The system includes buoyancy tanks, storage tanks, pressure sensors, gyroscopes, a control unit, and transporting and conducting means to couple all the elements.

04/21/16
20160107669 

Protection devices for shopping carts


According to embodiments of the invention, systems, methods and devices are directed to a shopping cart with safety features which prevent or reduce the risk of injury caused to those using the cart as well as those in the vicinity of the shopping cart. A wheelbase of the shopping cart may have a set of wheels.

04/21/16
20160107626 

Hydraulic unit of electronic control brake system


A hydraulic unit of an electronic control brake system is disclosed. The hydraulic unit of the electronic control brake system includes a modulator block having a plurality of accommodating bores in which a plurality of valves and pressure sensors coupled to a master cylinder to control braking hydraulic pressure supplied towards vehicle wheels are installed.

04/21/16
20160107179 

System for dispensing multiple component chemical sprays


A system for dispensing a plurality of chemicals includes a respective storage tank for each chemical. A respective metering, rotary positive displacement pump is in hydraulic communication at an inlet thereof with an outlet of each tank.

04/21/16
20160106890 

Aspiration monitoring system and method


In one embodiment, system for real time monitoring of catheter aspiration includes a housing having a first port adapted for connection to a vacuum source and a second port adapted for connection with an aspiration catheter, a pressure sensor in fluid communication with an interior of the housing, a measurement device coupled to the pressure sensor and configured for measuring deviations in fluid pressure, and a communication device coupled to the measurement device and configured to generate an alert signal when a deviation in fluid pressure measured by the measurement device exceeds a pre-set threshold. In another embodiment, the system for real time monitoring of catheter aspiration further includes a vacuum source for connection to the first port and an aspiration catheter having an aspiration lumen for connection to the second port..

04/21/16
20160106428 

Anastomat and closure device with a pressure sensor and automatic adjustment


An anastomat and closure device having a pressure sensor and automatic adjustment means, that a pressure value from direct or indirect contact of a stapling apparatus and a staple holder can be transmitted and displayed by a pressure sensor. The pressure sensor is installed on either side or on both sides of the stapling apparatus and the staple holder and wherein the pressure is displayed through a pressure sensor shaping circuit, an amplifying circuit, and a display circuit.

04/21/16
20160106373 

Intravascular sensing method and system


Methods and systems for calculating a corrected fractional flow reserve. Methods include delivering a pressure sensing device including a pressure sensor to a location in an artery having a stenosis, positioning the pressure sensor distal to the stenosis, measuring the distal pressure, measuring the proximal pressure, and calculating a corrected fractional flow reserve using the measured proximal and distal pressures and applying a correction factor or correction equation.

04/21/16
20160106368 

Method and providing movement detection based on air pressure data


An approach is provided for determining movement information for at least one user device based, at least in part, on air pressure sensor data. The approach involves determining reference air pressure data associated with a reference set of devices.

04/21/16
20160106359 

Sphincter test catheter


The sphincter test catheter includes a catheter body, the proximal end of which forms a probe. Corresponding electric lines which are led to a recording unit run through the catheter body.

04/21/16
20160106046 

Offsite irrigation controller


A center pivot irrigation system including a framework, a fluid conduit supported by the framework, a plurality of fluid-emitting nozzles associated with the fluid conduit, and a central control panel. Further, the irrigation system has an offsite irrigation controller, including a fluid-pressure sensor for sensing the fluid pressure inside the fluid conduit and a digital compass for monitoring the orientation of the irrigation system as it rotates about the center pivot axis.



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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