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This page is updated frequently with new Diaphragm-related patent applications. Subscribe to the Diaphragm RSS feed to automatically get the update: related Diaphragm RSS feeds. RSS updates for this page: Diaphragm RSS RSS


Self-powered slip plate to reduce skin-friction drag on a marine vessel

Pressure sensor with integrated health monitoring and compensation

Date/App# patent app List of recent Diaphragm-related patents
08/28/14
20140242740
 Micromachined ultra-miniature piezoresistive pressure sensor and method of fabrication of the same patent thumbnailnew patent Micromachined ultra-miniature piezoresistive pressure sensor and method of fabrication of the same
A method of fabrication of one or more ultra-miniature piezoresistive pressure sensors on silicon wafers is provided. The diaphragm of the piezoresistive pressure sensors is formed by fusion bonding.
08/28/14
20140241567
 Audio speaker with sandwich-structured composite diaphragm patent thumbnailnew patent Audio speaker with sandwich-structured composite diaphragm
A diaphragm for an audio speaker includes an outer shell and an inner shell. Each shell has a face portion and an edge portion that is formed to be substantially perpendicular to the face portion.
08/28/14
20140241566
 Inner ring magnet type microspeaker patent thumbnailnew patent Inner ring magnet type microspeaker
An inner magnet type microspeaker including a suspension is provided which can maximize the size of a magnet. The inner magnet type microspeaker includes: a frame; a yoke installed inside of the frame and including a bottom surface and sidewalls bent upward from the bottom surface; a magnet bonded to an inside of the yoke; a voice coil located in a gap portion between the sidewalls of the yoke and the magnet; a diaphragm that vibrates by the voice coil; and a suspension where the voice coil is attached, and which guides vibrations of the diaphragm and the voice coil and includes a ring-shaped inner peripheral portion and an outer peripheral portion that surrounds the inner peripheral portion, spaced a predetermined distance apart from the inner peripheral portion, with one end and the other end being connected to the inner peripheral portion..
08/28/14
20140241565
 Manufacturing method for narrow-type diaphragm and thin-type diaphragm, speaker-use diaphragm manufactured using same manufacturing method, speaker, electronic apparatus, and movable device patent thumbnailnew patent Manufacturing method for narrow-type diaphragm and thin-type diaphragm, speaker-use diaphragm manufactured using same manufacturing method, speaker, electronic apparatus, and movable device
After beaten, pulp is mixed with a filler to obtain a mixture of the pulp and the filler. Additives are added to the mixture, which is made into pater and then hot-pressed.
08/28/14
20140241550
 Pezoelectric sound element patent thumbnailnew patent Pezoelectric sound element
A piezoelectric sound generating element capable of providing flatter and less fluctuated sound pressure frequency characteristics includes a diaphragm that is formed in a circular plate shape with a circular profile. A piezoelectric element is affixed to the side of a bottom wall portion of the diaphragm.
08/28/14
20140241536
 Method and detector of loudspeaker diaphragm excursion patent thumbnailnew patent Method and detector of loudspeaker diaphragm excursion
The present invention relates in one aspect to a method of detecting diaphragm excursion of an electrodynamic loudspeaker. The method comprises steps of generating an audio signal for application to a voice coil of the electrodynamic loudspeaker and adding a high-frequency probe signal to the audio signal to generate a composite drive signal.
08/28/14
20140240554
 Zoom lens system, interchangeable lens apparatus and camera system patent thumbnailnew patent Zoom lens system, interchangeable lens apparatus and camera system
A zoom lens system comprising a positive first lens unit composed of three or four lens elements, a negative second lens unit, and subsequent lens units, wherein the subsequent lens units include an aperture diaphragm, an image blur compensating lens unit, and a focusing lens unit, which are provided on the image side relative to the aperture diaphragm, and the conditions: 1.8<. .
08/28/14
20140239424
 Cap bonding structure and method for backside absolute pressure sensors patent thumbnailnew patent Cap bonding structure and method for backside absolute pressure sensors
A pressure sensor includes a pressure sensing element having a diaphragm, a cavity, and bridge circuitry connected to the diaphragm. A top surface is formed as part of the pressure sensing element such that at least a portion of the top surface is part of the diaphragm, and the plurality of piezoresistors are located on the top surface.
08/28/14
20140239352
 Cmos compatible silicon differential condenser microphone and method for manufacturing the same patent thumbnailnew patent Cmos compatible silicon differential condenser microphone and method for manufacturing the same
The present invention provides a cmos compatible silicon differential condenser microphone and a method of manufacturing the same. Said microphone comprises a silicon substrate, wherein a cmos circuitry is accommodated thereon; a first rigid conductive perforated backplate supported on the silicon substrate with an insulating layer inserted therebetween; a second rigid perforated backplate formed above the first backplate, including cmos passivation layers and a metal layer sandwiched between the cmos passivation layers as an electrode plate of the second plate, wherein an air gap, with a spacer forming its boundary, is provided between the opposite perforated areas of the first backplate and the second backplate; a compliant diaphragm provided between the first backplate and the second backplate, wherein a back hole is formed to be open in the silicon substrate underneath the first backplate so as to allow sound pass through, and the diaphragm and the first backplate form a first variable condenser, the diaphragm and the second backplate form a second variable condenser, and the first variable condenser and the second variable condenser form differential condensers..
08/28/14
20140239206
 Stereoscopic optical system patent thumbnailnew patent Stereoscopic optical system
A stereoscopic optical system includes: two objective optical systems arrayed parallel to each other with a space therebetween; two parallelogram prisms that bring optical images close to each other by respectively deflecting lights collected by the objective optical systems twice; an image pickup element arranged at image formation positions of the light fluxes collected by the objective optical systems to take the two optical images brought close to each other by the prisms; and a diaphragm member that blocks a portion of the light flux on at least one of an inner side and an outer side in a direction of the space at any position apart from a pupil position of each of the objective optical systems in a direction of an optical axis, wherein the diaphragm member is arranged on the inner side in the direction of the space, and satisfies a conditional expression l0−ihy−w>z0×sin θ.. .
08/28/14
20140238781
new patent Vacuum valve
A pneumatic vacuum valve is situated atop a cylinder or convenient working space utilized in conjunction with a pneumatic elevator. The vacuum valve has a coupling unit holding a diaphragm device for actuation of the diaphragm against a flow control opening.
08/28/14
20140238497
new patent One-way valve
A one-way valve, comprises a valve housing; a valve member provided within the valve housing, the valve member being operative to open and close the valve and comprising a diaphragm with a central orifice to allow fluid to pass from one side of the diaphragm to the other; a valve inlet provided on a first side of the diaphragm; and a valve outlet provided on a second side of the diaphragm; wherein the configuration of the diaphragm and the valve housing biases the diaphragm to seal the inlet at rest.. .
08/28/14
20140238291
new patent Self-powered slip plate to reduce skin-friction drag on a marine vessel
An anti-friction slip plate for mounting on a hull of a marine vessel to reduce skin friction drag by acoustically generating microcavitation bubbles at a wetted area of the hull. The slip plate comprises a plate-like enclosure, an energy extraction mechanism to extract power from water current flowing along the hull when underway, a power generator driven by the energy extraction mechanism to produce electrical power, an acoustic signal generator powered by the power generator to produce an acoustic signal, and a series of transducers excited by the acoustic signal to effect emission of acoustic waves that produce cavitation bubbles in the wetted area.
08/28/14
20140238141
new patent Integrated reference vacuum pressure sensor with atomic layer deposition coated input port
An integrated reference vacuum pressure sensor with an atomic layer deposition (ald) coated input port comprises a housing with an port for a media to enter the housing; a substrate and stress isolation member in the housing; wherein a channel extends through the substrate and the stress isolation member, wherein a trace is embedded within the stress isolation member, wherein stress isolation member and substrate surfaces exposed to the channel are coated with an ald; a sensor die bonded to the stress isolation member, the sensor die comprising a diaphragm having circuitry, wherein a side of the diaphragm is exposed to the channel and the circuitry is mounted to another side of the diaphragm; a via extending through the sensing die electrically connecting the circuitry to the trace; and a cover bonded to the stress isolation member, the cover having a recess, the sensor die in the recess.. .
08/28/14
20140238135
new patent Method for controlling an ultrasonic sensor and ultrasonic sensor
An ultrasonic sensor has: a diaphragm that includes at least two partial regions for emitting and/or receiving ultrasonic signals, the two partial regions possessing different resonance characteristics; and at least one electromechanical transducer coupled to the diaphragm, to which transducer a control signal having at least two different control signal frequencies is applied. In this context, a first control signal frequency is in the range of a resonant frequency of a first partial region of the diaphragm, and a second control signal frequency is in the range of a resonant frequency of a second partial region of the diaphragm.
08/28/14
20140238103
new patent Pressure sensor with integrated health monitoring and compensation
A pressure sensor may measure gas or liquid pressure. A chamber may have an inlet that receives the gas or liquid.
08/21/14
20140236016
Ultrasound device with cavity for conductive medium
Devices and systems are disclosed that are associated with ultrasound sound devices. In one embodiment, a diaphragm for an ultrasound device comprises a housing configured with a receiving cavity defined by one or more sidewalls, wherein the receiving cavity is configured to hold a conductive medium.
08/21/14
20140233780
Modified diaphragm shapes for improved air horn performance
The invention discloses diaphragms for use in air horns or similar noise-producing devices. The diaphragms may have concave or convex non-linear shapes, wherein protrusions are included in the body of the rigid or semi-rigid diaphragm.
08/21/14
20140233779
Electrostatic loudspeaker capable of dispersing sound both horizontally and vertically
An electrostatic loudspeaker (esl) assembly providing curvature in two directions for improved dispersion of sound waves. The esl comprises at least one stator panel, a flexible diaphragm and a spacer that impedes contact between the stator panel and the diaphragm.
08/21/14
20140233769
Diaphragm arrangement for generating sound
The invention relates to a diaphragm arrangement which is intended to be fitted to a structural component or fixing ring for the purpose of generating sound, having two piezo crystals which are fitted opposite one another on either side of an electrically conductive diaphragm which can oscillate, wherein the piezo crystals are each fastened to the diaphragm, which has a connection contact, in an electrically conductive and force-transmitting manner, and the piezo crystals are each electrically conductively connected to a contact plate on their opposite side. In this case, each contact plate has at least one contact strip which extends in the direction of the structural component and of which the end in each case has an electrical connection contact.
08/21/14
20140233767
Condenser microphone and manufacturing method thereof
A condenser microphone comprises a substrate, a vibratile diaphragm and a back plate. The substrate has an opening.
08/21/14
20140233756
Sound input device
A sound input device includes a housing, a microphone housing, a vibrator, and first and second sound guide components. The housing has first and second sound collection holes.
08/21/14
20140231692
Diaphragm disk
A diaphragm type flush valve for use with toilet devices such as urinals and water closets that includes a valve member, a diaphragm, a guide member extends downwardly from the diaphragm, and a disk positioned on top of the diaphragm. The disk is threadably attached to the guide member and functions to secure the diaphragm, the disk, and the guide member into the valve member.
08/21/14
20140231682
Flow regulating device
A flow regulating device 1 is provided which includes: a valve element 19 which is movable into contact with or away from a valve seat 18; a spring 21 for exerting an urging force on the valve element 19; a diaphragm 20 fixed to an end of the valve element 19, the diaphragm having a fluid contact surface 20a and a back surface 20b; a pressure chamber 24 into which compressed air is externally introduced; and a piston 25 for transmitting the pressure of the compressed air that is introduced into the pressure chamber 24 to the back surface 20b of the diaphragm 20, wherein a portion of the piston 25 which portion receives the pressure of the compressed air has an area equal to or more than twice the area of the fluid contact surface 20a of the diaphragm 20.. .
08/21/14
20140230559
Structure for use with fluid diaphragm
A structure comprising: a base; a diaphragm; a peripheral wall member of which one end surface is attached to a circumferential edge part of the diaphragm and the other end surface is attached on the top surface of the base to form an internal space together with the base and the diaphragm; a protruding part that protrudes from the top surface of the base; and a communicatively connecting path that extends from a bottom surface side of the base toward the diaphragm, and communicatively connects the internal space and the outside to each other to flow fluid, wherein on an outer lateral surface of the protruding part, an opening is formed in a part intersecting with an inner lateral surface of the communicatively connecting path, and a part of a fore end inner surface of the communicatively connecting path is formed in the protruding part.. .
08/14/14
20140228735
Delivery device with invertible diaphragm
A method and device are disclosed for delivering items into the body of a subject. The device is elongated, and includes a flexible diaphragm having a proximal face and a distal face.
08/14/14
20140227110
Diaphragm pump with automatic priming function
Illustrative embodiments of diaphragm pumps having an automatic priming function, as well as related systems and methods, are disclosed. In one illustrative embodiment, a method of priming a diaphragm pump includes sensing, with a pressure sensor disposed at a fluid outlet of the diaphragm pump, a pressure of a fluid being pumped by the diaphragm pump, transmitting a pressure signal associated with the sensed pressure from the pressure sensor to a controller of the diaphragm pump, and identifying, on the controller, whether the diaphragm pump is primed by determining whether a characteristic of the pressure signal has reached a threshold..
08/14/14
20140226959
Device and method for heating an object in an intense magnetic field
The invention concerns a device for heating an object (6) in an intense magnetic field, comprising:—a light source (1), an optic fibre (2) for transporting the light emitted by said light source (1) and emitting a beam of light in the direction of the object (6) to be heated, a converging optical system (3), a diaphragm (4) positioned at the focusing point of the optical system (3),—a reflector (5), whereof the inner wall is defined by the revolution of a semi-parabola around an axis perpendicular to the optical axis of the parabola and passing through the focal point of said parabola, the optical axis of said reflector (5) coinciding with the optical axis (a) of the optical system (3) and the focal point (f″) of said reflector coinciding with the focusing point of said optical system (3).. .
08/14/14
20140226846
Capacitive microphone with integrated cavity
A capacitive microphone and method of fabricating the same are provided. One or more holes can be formed in a first printed circuit board (pcb).
08/14/14
20140226841
Robust diaphragm for an acoustic device
A rigid, flat plate diaphragm for an acoustic device is illustrated. The internal supporting structure of the diaphragm provides a combination of torsional and translational stiffeners, which resemble a number of crossbars.
08/14/14
20140226833
Headphone device
[problem] to provide a headphone device that outputs an audio signal output from a playback device, such that the headphone device has a more compact housing while being capable of highly sensitive acoustic output of an audio signal having high sound quality, and is capable of consuming less power during highly sensitive acoustic output of an audio signal having high sound quality. [solution] in a headphone device that outputs an input audio signal, the headphone device is provided with: a housing shaped with a hollow interior, said housing being provided with a projection on the front thereof, said projection being provided with a hole passing therethrough in the front-to-back direction; and a first driver unit and second driver unit each affixed to the inner wall of the housing, and each having a diaphragm that acoustically outputs the input audio signal.
08/14/14
20140226826
Microphone seal
A microphone includes elements to protect against overpressure, such as from sudden physical shock. A cavity between ambient atmosphere and the microphone diaphragm includes a movable seal, which blocks overpressure from reaching the diaphragm when closed, and allows ordinary pressure to reach the diaphragm when open.
08/14/14
20140225497
Prechamber module for a laser spark plug and method for producing same
A prechamber module for a laser spark plug, the prechamber module having a fastening region for the detachable fastening of the prechamber module to the laser spark plug. The prechamber module, in an end region, facing away from the combustion chamber, has a diaphragm arrangement, which borders on an inner chamber of the prechamber module in the axial direction, and has an orifice for the irradiation of laser radiation from the laser spark plug into the inner chamber of the prechamber module..
08/14/14
20140225204
Acoustic sensor and method for manufacturing same
A cavity is provided in a substrate so as to penetrate from a front surface to a back surface of the substrate. A thin-film diaphragm for sensing acoustic vibrations above the substrate is provided over the cavity.
08/14/14
20140224649
Membrane-electrode assembly, electrolytic cell employing the same, electrolytic-water sprayer, and method of sterilization
The present invention provides a membrane-electrode assembly which includes: at least one rod-form or tubular electrode; a tubular diaphragm disposed around the periphery of the electrode; and a wire-form counter electrode disposed around the periphery of the diaphragm, the diaphragm being fixed to the rod-form or tubular electrode with the wire-form counter electrode to thereby form an electrode chamber having a gas/liquid passage between the diaphragm and the rod-form or tubular electrode.. .
08/14/14
20140224598
Center hole diaphragm mounting of brake chamber for vehicle
Provided is a diaphragm mounting of a brake chamber for a vehicle, and in particular, to a diaphragm mounting of a brake chamber for a vehicle, which may exclude a return spring for restoring a diaphragm to an original position. The diaphragm mounting of a brake chamber for a vehicle includes a spring diaphragm assembled between a head and a flange case, a push rod having a top surface closely adhered to a bottom surface of the spring diaphragm, a piston located between the head and the spring diaphragm, and a power spring disposed between a top surface of the piston and a bottom surface of the head to pressurize the piston with an elastic force, wherein a center hole is formed at the center of the spring diaphragm, and the push rod located below the spring diaphragm and the piston located above the spring diaphragm are integrally connected by a coupling unit through the center hole..
08/14/14
20140224367
Diaphragm pressure expansion vessel
A diaphragm pressure expansion vessel (1) which is intended to be connected to a line system having two vessel parts (2, 3) which are connected to one another in a pressure-tight and fluid-tight manner in a peripheral connecting region (4), wherein the closed vessel interior (10) which is formed by the two vessel parts (2, 3) is separated into a water chamber (6) and a gas chamber by a diaphragm (5), wherein the water chamber (6) can be connected to the line system via a connection piece (7), wherein the diaphragm (5) is formed from an at least single-layered plastic and is in the form of a bubble, should be developed further such that the risk of fracture of the plastic diaphragm when subjected to loading during replacement is considerably reduced. This is achieved in that the gas chamber is formed by the diaphragm interior (9) and by the vessel interior (10) between that side of the diaphragm (5) which is averted from the water chamber (6) and the adjoining vessel part, wherein that side of the diaphragm (5) which is averted from the water chamber (6) is provided with perforations..
08/14/14
20140224364
Diaphragm valve
A diaphragm valve for fluid control includes a valve housing having a valve chamber, into which at least three passageways open. The the passageways have associated therewith valve seats provided in the valve housing.
08/14/14
20140224348
Diaphragm valve housing and method for producing a diaphragm valve housing
A diaphragm valve having at least two axially extending fluid passageways, which are aligned with each other and which extend towards each other, and a separation wall between the fluid passageways provides for the separation wall, if viewed in the longitudinal sectional view, to have a flatter and a steeper section for delimiting the fluid passageways. Moreover, a method for producing a diaphragm valve housing is provided..
08/14/14
20140224027
Method and apparatus for damping diaphragm vibration in capacitance diaphragm gauges
A system and method mitigate the effects of these external vibrations on a capacitance diaphragm gauge by sensing the motion of the diaphragm at the first natural frequency of the diaphragm of the cdg. The presence of the natural frequency signals superimposed on the pressure signal is determined by sensing variations in the output of a sensor at or near the known natural frequency of the diaphragm and filtering that known low frequency from the output.
08/14/14
20140224015
Angular velocity sensor
Provided herein is a vibration-type angular velocity sensor capable of improving detection precision of angular velocities around the z axis and preventing detection precision of angular velocities around the x and y axes from deteriorating. A weight 3 is columnar or conic.
08/07/14
20140222363
Multi-axis tilt sensor for correcting gravitational effects on the measurement of pressure by a capacitance diaphragm gauge
A system and method compensate for effects of gravity on the diaphragm of a capacitance diaphragm gauge (cdg). The cdg generates a measured absolute pressure value in response to an applied absolute pressure on an input of the cdg.
08/07/14
20140222362
Automatic calibration adjustment of capacitance diaphragm gauges to compensate for errors due to changes in atmospheric pressure
In order to mitigate the negative effects of a change in atmospheric pressure, an improved capacitance diaphragm gauge (cdg) sensor incorporates an independent ambient atmospheric pressure sensor near the cdg sensor body. The ambient atmospheric sensor is located outside the cdg sensor body to sense the ambient atmospheric pressure surrounding the cdg sensor body.
08/07/14
20140221109
External rolling diaphragm overmoulded high speed constant velocity joint boot
A constant velocity joint boot assembly includes a boot-can having an axially extending main cylindrical body, a radially extending transition portion, an axially extending and generally cylindrical mounting portion. The radially extending transition portion intersects the axially extending main cylindrical body and the generally cylindrical mounting portion.
08/07/14
20140219730
Diaphragm wall apparatus and methods
The invention relates to apparatus and methods and kits for constructing walls such as diaphragm walls comprising one or more panels and walls so constructed. In particular the invention relates to apparatus, methods and diaphragm walls having a guideway along a height of a first wall of a pane).
08/07/14
20140219494
Flat type speaker combining n magnet and n+1 voice coil plate
The present invention relates to a flat-type speaker, and more particularly, to a flat-type speaker having one magnet for transferring vibration into a diaphragm and two voice coil plates in one magnetic circuit, wherein the voice coil plates are coupled to both sides of the magnet. The flat-type speaker in which n magnets and n+1 voice coil plates are coupled to each other consists essentially of: the magnet positioned on a central portion; a pair of yoke plates having magnetic bodies spaced a predetermined distance apart from the magnet, such that the magnet is between the yoke plates; two voice coil plates having voice coils inserted between the magnet and one of the yoke plates and between the magnet and the other yoke plate; and a diaphragm vibrated by receiving the vibration of the voice coil plates in a state where the diaphragm contacts upper ends of the voice coil plates..
08/07/14
20140217321
Diaphragm valve with welded diaphragm seat carrier
A diaphragm valve with an assembly or cartridge that facilitates replacement of the diaphragm, the valve seat or both. The assembly may be a valve assembly having a diaphragm, a seat carrier and a valve seat that are combined into a discrete subassembly or cartridge for a diaphragm valve.
08/07/14
20140215721
Device for supporting a user's body
The invention provides a variety of devices for supporting at least a portion of a user's body. In some embodiments, the invention provides a support device which includes a bladder capable of containing a fluid and a post adjacent the bladder.
07/31/14
20140213925
Systems, methods and kits for measuring respiratory rate and dynamically predicting respiratory episodes
This disclosure is directed to devices, systems, kits and methods for measuring peak expiratory or inspiratory flow-rate and dynamically predicting respiratory episodes. Additionally, systems for analyzing and processing the measurement in a communication networked environment are also provided.
07/31/14
20140211963
Loudspeaker with force cancelling configuration
The present invention provides a loudspeaker with at least two diaphragm assemblies, in which the reactive forces acting on the magnets in each assembly cancel. By linking the two magnets together via a non-rigid material, resonance in the drive assemblies is highly damped and corresponding distortion of the loudspeaker output is reduced..
07/31/14
20140211957
Noise mitigating microphone system
A microphone system has a package with a top, a bottom, and four sides that at least in part form an interior chamber. One of the sides forms an inlet aperture for communicating the inlet chamber with the exterior environment.
07/31/14
20140211082
Zoom lens system, interchangeable lens apparatus and camera system
A zoom lens system comprising: a negative first lens unit including at least one positive lens element; a positive second lens unit including at least one negative lens element; and subsequent lens units including an aperture diaphragm, wherein the subsequent lens units include a most-image-side lens unit fixed to an image surface in focusing, a first focusing lens unit is provided between the aperture diaphragm and the most-image-side lens unit, and the conditions: 1.0<lsw/{ft×tan(ωt)}<2.6 and 0.8<lg1g2/fw<2.8 (lsw: axial distance from aperture diaphragm to image surface at wide-angle limit, ft: focal length of entire system at telephoto limit, ωt: half view angle at telephoto limit, lg1g2; axial distance between most-image-side lens element in first lens unit and most-object-side lens element in second lens unit at wide-angle limit, fw: focal length of entire system at wide-angle limit) are satisfied.. .
07/31/14
20140210914
Liquid ejection head and image forming apparatus including the liquid ejection head
A liquid ejection head includes a channel plate, a diaphragm member, and a piezoelectric member. The channel plate includes a separate liquid chamber, a fluid resistance portion, and a liquid introducing portion.
07/31/14
20140210173
Auxiliary axle and suspension assembly
A vehicle suspension assembly includes an axle member movable between a first position and a second position, mounting brackets adapted to couple to a vehicle frame assembly, trailing arms pivotably coupled to mounting brackets and pivotably coupled to the axle member, a lift arrangement including a pair of diaphragm chambers each having a push plate and a flexible bladder, the push plate of the diaphragm chamber dividing the associated diaphragm chamber into a first compartment and a second compartment, the first compartment of each diaphragm chamber being adjustably pressurized to move the push plate of the associated diaphragm chamber, and at least one push rod defining a single longitudinal axis and connected to each push plate such that pressurization of the diaphragm chambers cause a translational movement of the at least one push rod, thereby causing the axle member to move between the first and second positions.. .
07/31/14
20140209524
Filter plate for a filter press
A filter plate for a filter press, having a main body and a diaphragm, on the periphery of which there is formed a fastening element, by means of which the diaphragm is fastened non-detachably to the main body, wherein an indentation is formed in the main body, said indentation at least partially accommodating the fastening element of the diaphragm, there being a welded connection between a fastening surface formed by the indentation and a fastening surface formed by the fastening element of the diaphragm.. .
07/31/14
20140209454
Deodorization and sterilization apparatus
A safe and low cost deodorization and sterilization apparatus is provided for continuously deodorizing in a restroom, around a garbage box, in an indoor room and the like for a long period of time, utilizing a deodorization power of a hypochlorous acid, not requiring frequent supplement of water. The deodorization and sterilization apparatus is adapted to control a electric current value ratio or a electric current amount ratio of an electrode with a diaphragm (a salt path with ion conductivity and very slight flow of water) and an electrode without diaphragm or to control a positive/negative electric current amount of the electrodes in electrolysis of an aqueous chloride salt solution, so that a ph value and the hypochlorous acid concentration are adjusted, thereby evaporating and diffusing the generated hypochlorous acid for deodorization and sterilization..
07/31/14
20140209220
Two-phase stainless steel, method of manufacturing the same, and diaphragm, pressure sensor, and diaphragm valve using two-phase stainless steel
It is an object of the present invention to provide a metal diaphragm capable of achieving a higher strength, excellent corrosion resistance, and a smooth surface condition, and a pressure sensor including the diaphragm. The diaphragm according to the present invention includes a two-phase stainless steel having a composition of 24 to 26 mass % cr, 2.5 to 3.5 mass % mo, 5.5 to 7.5 mass % ni, 0.03 mass % or less c, 0.08 to 0.3 mass % n, and the balance fe and inevitable impurities, and having a 0.2% proof stress of 1300 mpa or higher..
07/31/14
20140208860
Diaphragm-type pressure gauge
A diaphragm-type pressure gauge which is attached to a vessel to be measured and measures a pressure by introducing a gas inside the vessel includes a housing into which the gas is introduced, and a sensor unit which is arranged in the housing, and includes a diaphragm electrode, a measurement surface of which is arranged parallel to an introduction direction of the gas. When the housing is attached to the vessel, the measurement surface of the diaphragm electrode is arranged parallel to a direction of gravitational force..
07/31/14
20140208859
Diaphragm-type pressure gauge
A pressure gauge includes a first sensor for detecting a pressure in a first range, a second sensor for detecting a pressure in a second range, and a processing unit for determining a pressure value based on outputs from the first sensor and the second sensor. The first and the second ranges have an overlapping range, an upper limit of the second range is higher than that of the first range, the processing unit determines a correction value based on outputs from the first sensor and the second sensor when a pressure falls within the overlapping range, and the processing unit determines a pressure value based on an output from the second sensor and the correction value, when measuring, by using the second sensor, a pressure in the second range, higher than that of the first pressure range..
07/31/14
20140208822
Apparatus and method for automatic detection of diaphragm coating or surface contamination for capacitance diaphragm gauges
A system and a method detect contamination of a diaphragm in a capacitance diaphragm gauge wherein a contaminated diaphragm deflects less in the presence of pressure than an uncontaminated diaphragm. The system and method measure a base pressure.
07/24/14
20140207068
Pumping device, as for enteral feeding assembly
A pumping device is disclosed, as for use with an enteral feeding assembly. In one form the pumping device is a diaphragm pump including a first dome portion, a second dome portion, and a flexible membrane located between the first and second dome portions.
07/24/14
20140205444
Turbomachine having swirl-inhibiting seal
Various embodiments include a turbomachine including a swirl-inhibiting seal. In various particular embodiments, a turbomachine includes: a rotor section having sets of axially disposed blades; a diaphragm section at least partially surrounding the rotor section, the diaphragm section including a set of nozzles positioned between adjacent sets of axially disposed blades, wherein the set of nozzles includes at least one nozzle having: a base section coupled to the diaphragm section; a blade coupled to the base section; and a radial tip section coupled to a radial end of the blade, the radial tip section including an axially extending flange having a slot extending therethrough for controlling fluid flow within the turbomachine..
07/24/14
20140205135
Loudspeaker and equipment including the same
A loudspeaker is provided which includes: a magnetic circuit including a magnet having at least one hole, a plate fixed to one of a pair of polar surfaces of the magnet, and a box-shaped yoke having an inner bottom surface fixed to the other polar surface of the magnet; a voice coil vertically vibratably provided in a magnetic gap formed by the plate and the yoke; a diaphragm having a peripheral edge connected to an upper end of the voice coil; and a magnetic fluid filled in at least one of a gap between the voice coil and the plate and a gap between the voice coil and the yoke. The loudspeaker includes at least one means for uniformly distributing the magnetic fluid..
07/24/14
20140204602
Led light-source module for an led motor vehicle headlight
The invention relates to an led light source module (m1 to m4, m1′ to m4′) for an led motor vehicle headlight (swl, swr), in particular for an led motor vehicle headlight (swl, swr) for generating a dynamic light distribution, wherein the led light source module (m1 to m4, m1′ to m4′) comprises at least one led light source (leq), wherein the at least one led light source (leq) is composed of at least one light-emitting diode (led1, led2), wherein the at least one light-emitting diode (led1, led2) of the at least one led light source (leq) couples light into an associated primary lens element (p1 to p4), wherein the in-coupled light at least partially exits a light exit area (l1 to l4) of the primary lens element (p1 to p4) again, wherein the led light source module (m1 to m4, m1′ to m4′) comprises a secondary lens (s1, s2, s3, s4), which images the light exiting the at least one light exit area (l1 to l4) of the at least one primary lens element (p1 to p4)—when the headlight (sw) is installed in a vehicle—as a light pattern onto a region located in front of the vehicle, and wherein according to the invention a diaphragm assembly (bao) is provided between the at least one light exit area (l1 to l4) of the at least one primary lens element (p1 to p4) and the secondary lens (s1 to s4), the diaphragm assembly (bao) comprising at least one optically effective diaphragm edge (bk1, bk2), which is arranged and/or extends such that undesired distortions occurring in an upper and/or lower region of the light pattern are at least partially suppressed in the light pattern.. .
07/24/14
20140204241
Imaging apparatus
An imaging apparatus performs a focus detecting operation with an image sensor including a photoelectric conversion portion that has a pupil-dividing function. The imaging apparatus increases a line addition number according to a target exposure value corresponding to a pixel dynamic range that is variable depending on an exposure setting value.
07/24/14
20140203953
Tablet computer with integrated tactile keyboard
A mobile electronic device such as a tablet computer is provided having flexible display panel that deforms in response to the application of pressure thereto. The tactile response of the display panel is affected by underlying structures.
07/24/14
20140203198
Back pressure regulator with floating seal support
A sealing apparatus for a back pressure regulator includes: a body defining a process surface, and including: at least one process void communicating with the process surface; a recess disposed in the process surface; a floating support hub disposed in the recess, carrying an o-ring; a vent void communicating with the recess; an inlet port disposed in fluid communication with the at least one process void and adapted to be coupled in fluid communication with a fluid at a process pressure; and an outlet port disposed in fluid communication with the vent void; and a diaphragm having opposed reference and process sides, the diaphragm disposed against the body such that the process side is substantially coplanar with the process surface.. .
07/24/14
20140202878
Electrolyzer apparatus and method of making it
An apparatus for the electrolytic splitting of water into hydrogen and oxygen gases is disclosed. The apparatus comprises: (i) a first hemi-enclosure; (ii) a second hemi-enclosure; (iii) a diaphragm electrode array positioned between the first hemi-enclosure and the second hemi-enclosure comprising: (a) a diaphragm, that passes ions and impedes the passage of gases, comprising a first side and a second opposed side; (b) a first plurality of electrodes in a first vicinity of the first side of the diaphragm; and (c) a second plurality of electrodes in a second vicinity of the second opposed side of the diaphragm; (iv) a fastener, for leak-tight fastening of the first hemi-enclosure, the diaphragm electrode array, and the second hemi-enclosure, whereby a leak-tight enclosure is formed; (v) contacts, for electrically powering the first and second pluralities of electrodes, and; (vi) pathways, configured to remove hydrogen and oxygen gases from the enclosure..
07/24/14
20140202877
Electrolyzer apparatus and method of making it
An apparatus for the electrolytic splitting of water into hydrogen and oxygen gases is disclosed. The apparatus comprises: (i) a first hemi-enclosure; (ii) a second hemi-enclosure; (iii) a diaphragm electrode array positioned between the first hemi-enclosure and the second hemi-enclosure comprising: (a) a diaphragm, that passes ions and impedes the passage of gases, comprising a first side and a second opposed side; (b) a first plurality of electrodes in a first vicinity of the first side of the diaphragm; and (c) a second plurality of electrodes in a second vicinity of the second opposed side of the diaphragm; (iv) a fastener, for leak-tight fastening of the first hemi-enclosure, the diaphragm electrode array, and the second hemi-enclosure, whereby a leak-tight enclosure is formed; (v) contacts, for electrically powering the first and second pluralities of electrodes, and; (vi) pathways, configured to remove hydrogen and oxygen gases from the enclosure..
07/24/14
20140202846
Coke oven assemblies, doors therefor, and methods
A coke oven door includes a mainframe, a diaphragm assembly coupled with the mainframe, and a plurality of load-exerting assemblies attached to the mainframe. The diaphragm assembly includes a pan and a sealing edge structure attached to the pan.
07/24/14
20140202254
Integrity monitor for reference cavity of capacitance diaphragm gauge
A system and method detect the presence of an unacceptable quantity of gas molecules in the reference vacuum cavity of a capacitance diaphragm gauge (cdg). An independent pressure transducer has an active portion exposed to the reference vacuum cavity.


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Diaphragm topics: Control Unit, Voice Coil, Threadably, High Resolution, Amplification, Fastening Device, A Fastening Device, Accessibility, Compliance, Contraction, Image Capture, Protuberance, Block Copolymer, Antimicrobial, Continuation

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