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JP2015111055A |
To simplify a complicated structure of a conventional differential pressure transmitter, in which pressure received by a seal diaphragm in a pressure chamber of a differential pressure transmitter main body is transmitted via a medium to...
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JP5735427B2 |
A process transmitter for measuring a process variable in an industrial process comprises a sensor module, a heating device and transmitter circuitry. The sensor module has a sensor for sensing a process variable of an industrial process...
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JP5720419B2 |
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JP5719921B2 |
A pressure sensor for sensing a pressure of a process fluid includes a sensor body exposed to the pressure of the process fluid. The sensor body deforms in response to the pressure. A diaphragm suspended from the sensor body has a tensio...
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JP5713916B2 |
A pressure sensor includes a sensor which is arranged to couple to a process pressure. A quartz crystal is coupled to the sensor and is configured to measure pressure of fluid in the sensor body. An output from the quartz crystal is rela...
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JP5712674B2 |
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JP2015513027A |
The disc pump system includes a substantially cylinder-shaped pump body (11) that defines a cavity (16) for fluid entry, the cavity (16) at both ends by a substantially circular end wall (20, 22). The portion is formed by a closed side w...
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JP2015078944A |
To provide a pressure transmission device capable of ensuring suppression of generation of air bubbles in a pressure introduction path, and thereby maintaining pressure transmission characteristics for a long period of time.A pressure tr...
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JP2015078945A |
To provide a pressure transmission device capable of ensuring suppression of generation of air bubbles in a pressure introduction path, and thereby maintaining pressure transmission characteristics for a long period of time.A pressure tr...
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JP5688680B2 |
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JP5674167B2 |
There is provided a differential pressure sensor capable of measuring a pressure fluctuation with a simple structure. The differential pressure sensor includes a main body formed with an air chamber, and an opening that causes an interio...
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JP5652650B2 |
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JP5650360B1 |
The arithmetic processing unit 30 provided in the pressure change measuring device 1 is set as a differential pressure calculation unit for obtaining the differential pressure between the internal pressure of the cavity 10 and the pressu...
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JP2014228354A |
To provide a pressure sensor module and a pressure sensor unit which are excellent in reliability.A pressure sensor module 10 for detecting pressure of a fluid is provided. The pressure sensor module 10 includes: a package 20 provided wi...
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JP5634026B2 |
A differential liquid pressure sensor (10) has an upper housing (12) that mounts a connector portion (12a) and receives in a recess a sense element module (14). The sense element module is a body in which a generally U-shaped oil filled ...
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JP2014209131A |
To provide a distance measuring instrument and a method for enabling continuous distance measurement, easy handling and various usages by conquering defects of a dielectric sensor.In the distance measuring instrument having a sensor and ...
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JP5619425B2 |
Electronic device (1, 1a, 1b, 1c, 1d, 1e) which comprises: - a substrate (2) provided with at least one passing opening (5), - a MEMS device (7) with function of differential sensor provided with a first and a second surface (9, 10) and ...
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JP5609305B2 |
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JP5603426B2 |
An industrial process device for monitoring or controlling an industrial process includes a first input configured to receive a first plurality of samples related to a first process variable and a second input configured to receive a sec...
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JP5548531B2 |
A pressure sensor for detecting a pressure of a first object to be measured; a pressure sensor for detecting a pressure of a second object to be measured; a temperature sensor for detecting the temperature of the pressure sensor and the ...
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JP5551690B2 |
In a particular embodiment, a field device is disclosed that includes a housing defining a fluid cavity and a sensor cavity and having an isolation barrier to isolate the fluid cavity from the sensor cavity. The field device further incl...
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JP5547894B2 |
A pressure sensor for sensing a pressure of a process fluid includes a sensor body having a cavity formed therein. A deflectable diaphragm is positioned in the cavity and deflects in response to a pressure applied to the cavity. An elect...
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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...
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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...
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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 ...
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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...
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JP5501806B2 |
In a pressure sensor that detects the pressure of liquid flowing in a main fluid flow path, a pressure measuring unit is installed by providing a pressure measuring space at a position branching from a straight-pipe portion of the main f...
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JP5460732B2 |
A pressure sensor includes a fill tube which is arranged to couple to a process pressure. A sensor is coupled to the fill tube and is configured to measure pressure of fluid in the fill tube as a function of a change of a physical proper...
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JP5460731B2 |
A pressure sensor includes a sensor body which is arranged to couple to a process pressure. The sensor body has a magnetic property which changes as a function of pressure applied by a process fluid. A sensor is coupled to the sensor bod...
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JP5455533B2 |
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JP5439716B2 |
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JP5430700B2 |
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JP5424415B2 |
A differential pressure sensor for measuring a pressure difference between two high-pressure environments is comprised of a sensor block including internal, oil-filled channels leading to an internally positioned differential pressure se...
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JP5416967B2 |
A pressure sensor assembly for sensing a pressure of a process fluid includes a sensor body having a cavity formed therein to couple to a process fluid pressure. A deflectable diaphragm in the cavity deflects in response to the first and...
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JP5409965B2 |
A pressure sensor assembly for sensing a pressure of a process fluid includes a sensor body having a cavity formed therein and first and second openings to the cavity configured to apply first and second pressures. A diaphragm in the cav...
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JP5403858B2 |
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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...
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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...
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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 ...
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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...
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JP5329757B2 |
A method and apparatus integrates differential pressure measurements and absolute pressure measurements to provide a continuous absolute pressure profile over a wide range of pressures on a single integrated scale. The absolute pressure ...
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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...
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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...
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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 (...
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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...
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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...
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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...
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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...
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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...
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JP2013181950A |
To eliminate a zero point adjustment mechanism of a differential pressure sensor, to eliminate necessity to adjust a zero point as an independent process after completion of assembly of the differential pressure sensor, and to guarantee ...
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