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Patent Searching and Data


Matches 351 - 400 out of 3,638

Document Document Title
JP5302164B2  
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...  
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 ...  
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...  
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...  
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...  
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...  
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 ...  
JP2013181951A
To make peel-off of a junction of a sensor chip hardly occur.A differential pressure sensor 200 is provided with a sensor chip 3 joined onto a wall surface 1-1a of a partition wall 1-1 positioned on the side of a first space 1-2, so that...  
JP2013535016A  
JP2013174449A
To provide a differential pressure measurement device having a welded section which is resistant to stress corrosion cracking at low cost.A differential pressure measurement device has a tabular pressure sensing block, a thin and tabular...  
JP2013170978A
To determine normality or abnormality of a differential pressure-pressure composite sensor on the basis of a single evaluation indicator.A method includes: fully closing a flow rate control valve and then letting a secondary side open to...  
JP2013533974A  
JP5268963B2  
JP2013156197A
To provide a pressure sensor, a pressure gauge, and an electronic apparatus which have high accuracy, high reliability, and especially high moisture resistance without pressure sensitivity changing according to the change in environmenta...  
JP2013156196A
To provide a pressure sensor which has high accuracy, high reliability, and especially high moisture resistance without pressure sensitivity changing according to the change in environmental conditions.A pressure sensor 10 includes: a pr...  
JP5265683B2  
JP2013531791A  
JP2013531255A  
JP5253110B2  
JP2013528803A  
JP5231566B2  
JP5224098B2  
JP5227730B2  
JP5227729B2  
JP2013524215A  
JP2013117470A
To suppress the jamming of a lead pipe for introducing the pressure of exhaust air to a differential pressure sensor by blowing away soot or the like accumulated in the lead pipe.A differential pressure type flowmeter 47 which measure an...  
JP5203222B2  
JP2013092419A
To make a pressure measurement error small by making uniform temperatures of a diaphragm seal pressure detection part on a pressure measurement object liquid contact surface side and a diaphragm seal pressure detection part on an atmosph...  
JP2013076654A
To realize a pressure sensor with excellent characteristics.A pressure sensor with a strain sensor formed at a measurement diaphragm comprises: a first concavity that is formed on one surface of an insulation substrate and forms a first ...  
JP2013512422A  
JP2013061212A
To provide a differential pressure and pressure gauge having a structure of delaying infiltration of hydrogen molecules transmitted through a diaphragm and a welded part.The differential pressure and pressure gauge includes a liquid cont...  
JP2013053964A
To present a combination method of a physical quantity sensor pair satisfying a measurement specification of an output difference.A method for selecting a sensor pair of a dual physical quantity sensor includes the steps for: finding a m...  
JP2013050400A
To provide a dual physical quantity sensor achieving a reduction in the number of components and cost.The dual physical quantity sensor includes: a pressure sensor 3A for detecting a pressure of a first object to be measured; a pressure ...  
JP2013044675A
To provide a vibratory differential pressure sensor that has high measuring accuracy, is easy to manufacture, and is manufactured at a low cost.A vibratory differential pressure sensor equipped with a vibratory strain gauge disposed on a...  
JP2013506840A  
JP2013033038A
To provide a pressure sensor system for an exhaust conduit of a combustion engine, which can be manufactured easily and has high environmental resistance.A sensor system comprises an electronics module assembly 5 and a housing assembly f...  
JP5140732B2  
JP2013024631A
To exactly measure density of liquid such as muddy water containing solid particles in soil at an original position in the soil.A differential pressure measurement apparatus 1 of a device S includes: a differential pressure measurement p...  
JP2013019732A
To optionally set a set value of excessive pressure that a diaphragm of a differential pressure/pressure transmitter reacts to.A differential pressure/pressure transmitter including a main body 1 having a high pressure-side pressure rece...  
JP5130231B2  
JP5117884B2  
JP2013003097A
To provide a pressure sensor having stable characteristics, and capable of saving cost.A pressure sensor in which a strain sensor is formed on a measurement diaphragm, includes a semiconductor strain gauge formed on one surface of a firs...  
JP2013003098A
To materialize a pressure sensor having high reliability to abrupt pressure fluctuation such as water impact, stabilizing temperature characteristics, and capable of saving a cost.A pressure sensor formed with a strain sensor on a measur...  
JP2012252002A
To provide a dual port pressure sensor.A dual port pressure sensor includes a lead frame having a flag, a lead, and a finger. First and second openings are extended via the flag. A sealing member is arranged around a portion of the flag,...  
JP5101150B2  
JP2012242351A
To provide a differential pressure and pressure measuring device whose withstand pressure is improved.In a semiconductor pressure measuring device including a mold package having one plane connected to one plane of a semiconductor pressu...  
JP2012242328A
To provide a high resolution water pressure measuring device suitable to measure the penetration depth of a probe for a cone penetration test to underwater ground of a large water depth region with high accuracy, a depth measuring device...  

Matches 351 - 400 out of 3,638