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Patent Searching and Data


Matches 701 - 750 out of 1,338

Document Document Title
JPH11304622A
To obtain a differential-pressure measuring apparatus which is assembled easily and whose costs can be lowered by a method wherein the step part of a pressure-receiving part is formed to be a ring shape between the inside resistance-weld...  
JP2998759B2
To provide a self-utterance detector that can well detect only vibration of a voice band propagated to an inner wall of an external auditory miatus. A detection section 13 made of a soft resin that is formed to have a cap form whose one ...  
JPH11295176A
To easily cope with a different kind of fluid, and to promote thinning. Pressures P1, P2 are applied to the first and second effective pressure receiving faces 24, 25 from the side opposite to a side provided with a substrate 10. Therefo...  
JPH11287724A
To provide a potential take-out structure for a chip in which the size can be reduced while avoiding electrical troubles. A pressure sensor 10 comprises an extending part 42 formed on a lower glass 40, and a signal take-out part 50 depos...  
JPH11281511A
To provide a diaphragm seal type differential pressure measuring device with improved temperature characteristics. A diaphragm seal type differential pressure measuring device is provided with high pressure-side and low pressure-side dia...  
JPH11281510A
To provide a pressure measuring device to measure gauge pressure and differential pressure selectively. A primary pressure introducing port 20a and a secondary pressure introducing port 20b are formed in a measuring device main body 10. ...  
JP2988077B2
PURPOSE: To install an asymmetrical excessive-pressure protection mechanism with high precision that is easy to manufacture by providing a filling liquid for two chambers respectively each of which comprises first - third communicative h...  
JPH11271161A
To reduce maintenance costs, by setting a boss part having one end fixed to a connection part of a pressure introduction tube to a diaphragm seal unit, a needle part connecting the diaphragm seal unit, and the pressure introduction tube,...  
JPH11258095A
To provide a pressure sensor capable of preventing a sticking phenomenon and having a high nondefective rate by drying a sensor chip by soaking the sensor chip in an organic solvent after washing by water. After a silicon substrate and a...  
JPH11258094A
To provide a miniaturized electrostatic capacity type pressure sensor having high reliability and low cost. A sensor chip 30 is connected to the pedestal 40 on a silicon substrate side, and a movable electrode 11 and a fixed electrode 21...  
JP2984420B2
PURPOSE: To provide a hermetic seal mechanism which achieves a high-pressure sealing at a same member as a diaphragm distortion-producing portion and at the same time enable the number of portions to be sealed to be reduced and the manuf...  
JPH11248583A
To provide a capacitive pressure sensor the pressure measuring accuracy of which can be improved by dissolving the compressive stress applied to a diaphragm when the temperature of the diaphragm drops from an anodic joining temperature d...  
JPH11248582A
To provide a capacitive pressure sensor in which a through hole for leading out the electric signals of electrodes can be formed with high dimensional accuracy at a low cost. A capacitive pressure sensor is constituted by anodically join...  
JPH11241968A
To minimize the dispersion of characteristic to enhance the stability and rate of good product and reduce the cost. Insulating substrates 30a and 30b consisting of mullite-cordierite ceramics are connected to both sides of a silicon subs...  
JPH11218459A
To easily attach a high anticorrosion adapter to a pressure receiving part, without additionally being processed to the pressure receiving part of standard specifications. A high anticorrosion adapter B has a high anticorrosion diaphragm...  
JPH11201849A
To facilitate control over a degree of vacuum of a freezing system and secure a long, stable operation of the freezing system by a pressure detector and a construction method using the detector whereby a pressure value can be grasped in ...  
JPH11201850A
To provide an electrostatic servo type physical amount detector of which permits high-sensitivity servo control. Carrier wave signals P1, P2 having different periods between a high level (Hi) and a low level (Lo) are applied to fixed ele...  
JPH11173841A
To provide a liquid pressure type settlement measurement device capable of improving the measurement accuracy, reducing the diameter of a device outer pipe, reducing the cost and avoiding measurement impossibility due to a fault. This de...  
JPH11173842A
To improve measurement accuracy, to reduce the diameters of external tubes of a measuring device, to reduce the cost, and to prevent a failure by placing tubular bodies each filled with a fluid in an object to be measured and obtaining t...  
JPH11160181A
To provide a sensor capable of making measurement with high sensitivity while improving the response speed, preventing the infiltration of dust and the corrosion of electrodes, capable of exerting the desired effect over a long period, a...  
JP2935679B2
To provide an evaluation unit for differential pressure sensor producing an output signal corresponding to a pressure difference corrected for rated pressure error. Inner temperature Ti corresponds to the sum of reciprocal-of capacitance...  
JPH11132888A
To improve corrosion resistance and durability of a differential pressure-measuring apparatus by providing a main body block, a doughnut- shaped flange part, a cylindrical protecting cover body of tantalum covering cylindrical two buffer...  
JP2928751B2
To facilitate the manufacture of a pressure measuring apparatus while solving the problem incident to the usage thereof. An ambient pressure sensor 23a detects the pressure difference P2-P1 between the atmospheric pressure P2 and the pre...  
JPH11118638A
To provide an apparatus for measuring pressure loss or flow rate of high viscosity slurry fluid easy for handling and maintenance with a simple constitution. The apparatus for measuring pressure loss or flow rate of high viscosity slurry...  
JPH11118645A
To obtain differential pressure measured values without output errors or internal pressure differences between filler liquids even with the presence of temperature differences between the high-pressure measurement side and low-pressure m...  
JPH1182165A
To provide an internal combustion engine for a vehicle positively impeding oil level fluctuation in an oil pan and suitable for miniaturization. First and second communicating paths 52, 54 for communicating adjacent cylinders to each oth...  
JPH1176925A
To obtain a building plate having depth and rich in three-dimensional effect by partly applying first and second coating to a projecting part and a recessed part on the front side thereof, respectively, and applying third coating to the ...  
JP11072404A
To improve rangeability in detecting a pressure corresponding to a shift of a pressure-receiving diaphragm, by providing an elastic thin film of a shell structure between the pressure-receiving diaphragm deformed in accordance with a pre...  
JPH1156633A
To automatically perform the stoppage or suppression of energizing in a state that the possibility to be used does not exist by transferring a mode to a power saving mode based on a signal from a predictive means predicting a state of no...  
JPH1142428A
To enhance productivity by stepwise changing the passage areas in the flow direction front and rear the positions where the fluid contg. a substance to be atomized introduced from the inlet at a high velocity is collided with the wall fa...  
JP11044597A
To provide a diaphragm type pressure sensor having superior durability and improved to respond to a pressure change of a pressure chamber with good sensitivity and correctly detect a pressure linearly. A sense object 21 is set to a diaph...  
JPH1138432A
To optimize the pin array of an integrated circuit element, to simplify the wiring of an interface circuit board and to lessen the bypassing and intricate drawing around of wiring by assorting and arranging input signal terminals, output...  
JPH1141328A
To improve operability by opening a folding type portable telephone set with one-hand operation. This telephone set has an operating key side case 11, display part side case 12 and hinge 13 for linking both the casings. The hinge 13 has ...  
JPH1127932A
To reduce an inrush voltage drop by allowing a switching means to successively execute a control mode for supplying power with a first polarity for one wavelength or more of an AC power supply, a control mode for supplying power with a s...  
JPH1121834A
To precisely judge the frozen state of a road surface even when a antifreezing agent is scattered by setting a temperature sensor for detecting the road surface temperature and a wet sensor for detecting the wet state of the road surface...  
JP2878592B2
PURPOSE: To obtain a draft gage enabling correct measurement of a differential pressure even in a strong wind. CONSTITUTION: A first takeout nozzle 12 of a draft gage 10 is installed outside a heating furnace so as to take out the atmosp...  
JPH1110231A
To easily attach an lining jig inside a tube body opening part. In a tube body deformation correcting device to correct the deformed part of a tube body 2, this is an internal sticking jig attaching device in order to attach lining jigs ...  
JPH112579A
To enable accurate pressure detection without any influence of environmental conditions of a fluid in a cavity by disposing a silicon substrate opposite to a glass substrate to form a reference pressure chamber. Silicon substrates 11, 31...  
JPH10332512A
To obtain the differential pressure sensor which does not require a power source to detect differential pressure. The differential pressure sensor is equipped with a pressure sensitive film 7 which has its end part fixed and supported by...  
JPH10328548A
To enable surely agitating solution in a tank in a short time by installing upper part agitating air piping for agitating solution in the upper part in a storage tank and lower part agitating air piping for agitating solution in the bott...  
JPH10325757A
To provide an environmental-condition measuring apparatus, for an apparatus carried on an artificial satellite, by which, when a change in an environmental condition inside a sealed-up container carried on the artificial satellite is mea...  
JPH10325775A
To provide a pressure restrictor whose durability is excellent and by which a pressure can be regulated with good accuracy. A pressure restrictor 4 is constituted so as to be arranged and installed in the halfway part of a pressure-guide...  
JPH10318867A
To provide a pressure measurement device of a seal-structure wherein, being resistant against corrosion and low cost, no measurement fluid is leaked even at a low temperature. A detector main body 1 comprising a seal diaphragm 2 and a pr...  
JP2853370B2
PURPOSE: To obtain a fluid density detector which can control the fluid density with good accuracy and has high reliability and to obtain a pressure abnormality detector which can detect with good accuracy for the drastic abnormal rise o...  
JPH10293051A
To positively achieve a specific flowing water detection function without any risk of water leakage when using a device under a high internal pressure condition. In a flowing water detector 1, a flowing water detection path 10 with a lon...  
JPH10274587A
To prevent the damage of a capillary tube by composing a high pressure side or low pressure side pressure transmitting means of the coil-like capillary tube and an expandable, strong protective pipe covering the capillary tube. A differe...  
JPH10253479A
To provide a pressure or differential pressure transmitter that has high output stability by relieving a heat sensitive element and a center diaphragm of the influence of tightening of pressure receiving flanges, etc. A sensor block 1, a...  
JPH10208170A
To provide an autonomous guard/home state of things information system which is constituted of a few sensors and which can securely and inexpensively detect the existence of a man, the opening/closing of a door or the movements of a man ...  
JPH10206260A
To discriminate the front and the rear of a work can be discriminated surely, easily and at low costs by a method wherein a suction pressure is detected when a suction pad in which a suction hole is opened and bored in the central part o...  
JPH10185730A
To provide a pressure sensor for eliminating the need for providing a seal diaphragm especially, and a differential pressure transmitter that has the pressure sensor and a simple structure, can be miniaturized, and has a low cost. A pres...  

Matches 701 - 750 out of 1,338