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Patent Searching and Data


Matches 401 - 450 out of 3,728

Document Document Title
JP5548531B2  
JP5551690B2  
JP5547894B2  
JP2014115098A
To prevent peeling of a junction of a sensor chip.An O-ring 13-1 is interposed between an internal surface 12-1b of a sensor chamber 12a and one surface of a sensor chip 11 (an external surface of a pedestal 11-4), while being pressed an...  
JP2014109483A
To seal a pressure transmission medium in a short time without generating residual air bubbles.A fine gap 11-2d is formed that opens to part of a peripheral part 11-2a1 of a recess 11-2a of a stopper member 11-2 to be communicated with a...  
JP2014106184A
To prevent peeling of a junction of a sensor chip.A sensor base 13-1 is joined to one surface of a sensor chip 11, and a sensor base 13-2 is joined to the other surface. One end of a pressure guidance pipe 14-1 is inserted and fixed into...  
JP2014106182A
To completely prevent a joint part of a sensor chip from peeling and to achieve reduction in size by employing a simple structure.In a meter body 12, a communication path (pressure lead path) 12g which guides measurement pressure P1 to a...  
JP2014106097A
To accurately detect impulse line blockage of a pressure detector for measuring pressure of a fluid via an impulse line, in consideration of the change of a plant gain, in a facility which determines a control output in accordance with a...  
JP2014106183A
To completely prevent a joint part of a sensor chip from peeling and to make reinforcement effect securer.A space (recessed part 12e) on the back side of a pressure reception diaphragm 14a for P1-side protection and a sensor chamber 12a ...  
JP2014102129A
To secure expected pressure resistance by suppressing a chip from deforming on the whole when excessive pressure is applied after a diaphragm is landed and thereby reducing generated stress at a diaphragm edge.A reinforcing layer 11-6 is...  
JP2014102108A
To prevent the joint part of a sensor chip from being peeled.The upper surface of a sensor chip 1 (the upper surface of a stopper member 1-2) is joined to an inner wall surface 2-1a in a sensor chamber 2-1 through an adhesive layer 4-1, ...  
JP5501806B2  
JP2014095558A
To provide a connection component for interconnecting two members by bringing them close to each other with a simple configuration, and provide a differential pressure/pressure transmitter capable of being downsized by attaching a main b...  
JP2014089171A
To solve the problem that hydrogen having invaded into a pressure and differential pressure transmitter from outside or internally generated hydrogen and hydrocarbons turn into foams in a pressure guiding path to invite drifting of indic...  
JP2014081222A
To reduce the generation of stress due to the restraint of a diaphragm, and to ensure expected withstand pressure.An inner edge L1 of a peripheral edge portion 11-6c of a holding member (a first holding member) 11-6 joined to one surface...  
JP2014081283A
To miniaturize a pressure sensor device.A pressure sensor device comprises: a housing 26 including a first pressure introduction passage 29, a second pressure introduction passage 30, and a connector terminal 22; a first pressure detecti...  
JP5460732B2  
JP5460731B2  
JP5455533B2  
JP2014048292A
To provide a pressure sensor with a differential capacitive output.A MEMS pressure sensor device is provided that can provide both a linear output with regard to external pressure and a differential capacitance output so as to improve th...  
JP5439716B2  
JP5430700B2  
JP5424415B2  
JP2014032186A
To properly detect a reference pressure for controlling a room pressure.A fine differential pressure transmitter includes: a differential pressure detection part for detecting a difference between pressure used as a reference and pressur...  
JP5416967B2  
JP5409965B2  
JP2014016350A
To provide a method for correcting an offset for a pressure difference measured using a differential pressure sensor situated in an air duct.A method for canceling an offset 100 by an output signal 96 of a pressure sensor 88, 90, 94 incl...  
JP5403858B2  
JP2014006141A
To improve earthquake resistance of a pressure sensor device.In the pressure sensor device, a first mounting part is provided on a side wall surface on a long-side side of a housing so that the whole of a fixing hole of the first mountin...  
JP2014006135A
To improve connection strength of wire bonding.The pressure sensor device comprises: a housing which has a first pressure introduction passage, a second pressure introduction passage, and a connector part; a first pressure detection elem...  
JP2013257225A
To provide a pressure transmitter improved in hydrogen blocking effect and reduced in susceptibility to the influence of hydrogen permeation by appropriately designing the fixed structure of a diaphragm coated with a hydrogen blocking fi...  
JP5365456B2
To provide a device and method for detecting the clogging of a pressure guide pipe for detecting clogging on a low-pressure side, clogging on a high-pressure side and clogging on both sides by simple constitution requiring no reference v...  
JP2013542429A
A process transmitter which measures a process variable is provided with the following. Sensor module, 静圧 coupling device. The sensor module measures a process variable of an industrial process, and is provided with a sensor which ge...  
JP2013234959A
To provide a pressure sensor capable of downsizing a frame while protecting gauge resistor formation surfaces.Two sensor chips (11, 12) respectively include diaphragms (23, 33) and gauge resistors (24, 34) formed on surfaces (20, 30) opp...  
JP5343837B2
To provide a diaphragm-seal type differential pressure measuring device, having design freedom less susceptible to standardized size of a gasket and enhancing measurement accuracy and temperature characteristics. The diaphragm-seal type ...  
JP5343677B2
To provide a pressure sensor including first and second sensor parts 20, 30 on which gauge resistors 25a-25d, 35a-35d are respectively formed, and providing improved detection accuracy of pressure than a conventional pressure sensor. The...  
JP5329757B2
A method and apparatus integrates differential pressure measurements and absolute pressure measurements to provide virtual absolute pressure measurements over a wide range of pressures on a single integrated scale.  
JP5330703B2
When the damping time constant DÄ is changed to DÄ = 0, the sampling period Ts is automatically changed from 100 ms to 50 ms. The sampling time ts is automatically changed from 60 ms to 30 ms. Thus, when the damping time constant DÄ i...  
JP5309277B2
A valve assembly (1) for measuring differential pressures in a fluid system where the valve assembly includes a differential pressure sensor (12) for registration of differential pressures, a first cavity (22) with a calibrating cone (10...  
JP5309276B2
A valve assembly (1) included in a system for measuring differential pressures in a fluid system and where the valve assembly (1) includes a valve body (7) with an inlet (13) and an outlet (14) for connection to the fluid system, ducts (...  
JP5302164B2
To provide a microdifferential pressure gauge which is improved in impact resistance and in displacement transmission efficiency, and which has high measurement accuracy. The microdifferential pressure gauge 1 includes a case 10, a diaph...  
JP5302178B2
A differential pressure transmitting device detects, through two pressure guiding tubes, a differential pressure that is generated when that which is to be measured, such as a liquid, a slurry, or a gas, that has fluctuation in the press...  
JP2013190325A
To provide a differential pressure transmitter which achieves further miniaturization of a body by decreasing a diameter of a pressure sensing diaphragm without causing problems such as hydrogen permeation and cracks.A sensor chip 11 is ...  
JP2013190343A
To reduce generation of stress due to restraint of a sensor diaphragm to secure expected proof pressure.Of an area S1 of a peripheral part 11-2c of stopper members 11-2 facing one surface of a sensor diaphragm 1-1, an area S1a on the out...  
JP2013185873A
To prevent peeling in a joint part inside a sensor chip.A first conduit member 12 is joined with one surface of a sensor chip 11. A second conduit member 13 is joined with the other surface of the sensor chip 11. At a predetermined inter...  
JP2013185917A
To increase the total number of sensor pairs satisfying specifications of measurement accuracy determined to different output, and to decrease the number of sensor single bodies which are waisted by finding no pair.For example, if a phys...  
JP2013185970A
To obtain desired frequency characteristics while reducing a detection error or oscillation by disturbance.A pressure sensor includes a detection circuit for detecting a difference between an output of a first pressure fluctuation sensor...  
JP2013181949A
To completely prevent a junction of a sensor chip from being peeled off.A differential pressure transmitter is provided with: a P1 side protective pressure-receiving diaphragm 14a branching and receiving a measurement pressure P1; a P2 s...  
JP2013181952A
To immediately learn abnormalities such as peeling and breakage of a junction of a sensor chip.In a differential pressure sensor 200 including a sensor chip 3 joined to a wall surface 1-1a of a partition wall 1-1 located on the side of a...  
JP2013181947A
To fill encapsulation liquid to a detailed part of the end of an encapsulation path of a miniaturized workpiece without increasing a size of a device.An internal space of a device body 1 is partitioned by a diaphragm 10 to form an encaps...  

Matches 401 - 450 out of 3,728