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Matches 851 - 900 out of 1,456

Document Document Title
JP3067494B2
PURPOSE:To detect the magnitude of pressure acting on a movable transparent plate while resisting against a resilient member. CONSTITUTION:A fixed transparent plate 2 and a movable transparent plate 3 are disposed oppositely, through a g...  
JP3058239B2  
JP3049208B2
To provide the same local bending in response to the same pressure with the looseness and flexibility of an optical fiber when assigning the optical fiber local bending corresponding to pressure. An inner cylinder pipe 7 with a flange 9 ...  
JP3038321B2
To measure the amount of leakage quickly and accurately by discharging a gas corresponding to a discharge flow rate that is recorded when measuring a differential pressure into a master chamber. A control part 15 closes a valve V8 and pr...  
JP2000070269A
To remote control curving, advancing and retreating by analyzing an active endoscope which executes a curving action by using a shape memory alloy coil as three-dimensional shape information by a magnetic sensor and a CPU circuit. An adv...  
JP3011327B2  
JP2000015722A
To realize the stable inspection of a failure due to the poor bonding between a bottom paper and a cone paper by a method wherein the leakage of a paper cup is judged on the basis of the change of the air pressure within the paper cup wi...  
JP2990524B2  
JPH11513488A
PCT No. PCT/EP96/03498 Sec. 371 Date Mar. 24, 1998 Sec. 102(e) Date Mar. 24, 1998 PCT Filed Aug. 7, 1996 PCT Pub. No. WO97/13124 PCT Pub. Date Oct. 4, 1997The invention covers a procedure for measuring hydrostatic pressure, especially th...  
JP2969297B2
PURPOSE: To exclude the effect due to the presence of the air gap between cans in measuring the internal pressure of each of continuously fed cans by receiving the infrared rays emitted from the can to be measured. CONSTITUTION: An appar...  
JP2967310B2  
JPH11271162A
To measure an absolute pressure highly accurately, by setting an optical fiber which guides to a reflecting part of a diaphragm warping in accordance with a pressure to be measured, a laser light having a frequency modulated to a wavefor...  
JPH11248584A
To provide an arithmetic mechanism for instrument which can synthesize the outputs of a plurality of instruments, for example, a pressure gauge and a thermometer and can output the product of the outputs. An arithmetic mechanism has at l...  
JP2948391B2
PURPOSE: To make it possible to improve the precision in measurement of a pressure inside a hermetically sealed vessel, to make an apparatus small in size and, besides, to shorten measuring time. CONSTITUTION: A vessel to be inspected (e...  
JPH11242143A
To provide an optical fiber durable against long-term use under conditions of high temp. and high humidity by using a polyimide resin having a specified chemical structure as a coating material. The optical fiber and optical fiber clad a...  
JP2946130B2  
JPH11237300A
To relatively easily and automatically detect the leakage of a drum can. A leakage inspection device is provided with a pressurization pipe 3 that connects a reference drum can 1 without any leakage and a drum can 2 to be inspected and h...  
JP2934415B2
To measure the amount of leakage accurately by providing a tank in vacuum state and first connecting the tank when an inspection object starts to be evacuated and rapidly evacuating the air in the inspection object. When the exchange of ...  
JPH11194062A
To provide a fuel tank sensor assembly for detecting an operation state in a fuel tank end reducing probability that liquid fuel flows from an assembly. A fuel tank sensor assembly for the fuel tank of a vehicle contains a sensor element...  
JPH11183290A
To make the constitution compact by measuring the pressure and a temperature of a plate having an electric fault by one unit in a wide range. A light emitting diode 22 emits a pulse light and introduces the light into an optical fiber 23...  
JP2912869B2  
JPH11166875A
To provide a method and a device for inspecting the internal pressure of a sealed container, whereby the condition of the internal pressure of the sealed container, such as a can, can be grasped with increased reliability from a sound pr...  
JPH11166876A
To provide a pressure-sealed partial pressure sensor which comprises a measuring head and light guide fibers coupled to the measuring head, and which is suited for determining the partial pressure of gas or vapor over a wide measuring ra...  
JP2898751B2
A transmitter measures pressures and has a pressure sensor and an additional pressure sensor providing additional measurement capability to the transmitter, such as an extended measurement range or measurement redundancy. Both pressure s...  
JPH11505921A
Compensation and health monitoring techniques and devices for fiber optic intensity modulated sensors provide automatic adjustment of light intensity in order to maintain continuous calibration of the fiber optic sensors in the presence ...  
JP2893324B2  
JPH11110673A
To provide an optical pressure sensor having high accuracy and not requiring a wide area and also not being influenced by a loss accompanying the transmission of an optical signal, by using a contactless pressure sensor which is not elec...  
JPH1194685A
To avoid turbulence of a power distribution of a sound frequency to judge the propriety of internal pressure of a sealed container by separating the top wall part of a carton case from a hood part of the container before inspection of in...  
JPH1194669A
To detect the occurrence of offset in a signal processing means. This device detects gas pressure in a container 5 as an electric signal by means of a pressure sensor 6, processes the electric signal to obtain a normal output of gas pres...  
JP2879677B1
[wrap up] [Task] Provided is a water pressure sensor equipped with an optical fiber grating, which converts fluctuations in the water surface level into fluctuations in the oscillation wavelength of laser excitation light to measure and ...  
JP2879676B1
[wrap up] [Task] The present invention provides a pressure sensor in which a container for accommodating a sensor portion of an optical fiber cable has a simple configuration and facilitates its manufacture. No circuit devices, etc. are ...  
JP2864291B2
A non membrane-based overpressure proof gas pressure microsensor. Since it is not a membrane-based microsensor but is based on a open microbridge sensor structure (Fig. 8) it is not subject to breakage caused by overpressure. A method is...  
JPH11502168A
PCT No. PCT/EP96/00857 Sec. 371 Date Oct. 15, 1997 Sec. 102(e) Date Oct. 15, 1997 PCT Filed Mar. 1, 1996 PCT Pub. No. WO96/28325 PCT Pub. Date Sep. 19, 1996A braking pressure control system comprises a braking pressure generator, a brake...  
JP2847509B2  
JP2843664B2
The device consists of a gas sampler (1) shunted by a pressure sensor (5) and a system for measuring pressure (6). Downstream from the gas sampler, there is a two-way valve (7), a vacuum pump (8) for displacing the residual gas from the ...  
JP2842249B2  
JP2587830Y2  
JPH10339681A
To provide a force sensor and a force measuring system that can improve stability and sensitivity as a sensor by solving the problem of a conventional force sensor utilizing the flexural loss of an optical fiber while utilizing the origi...  
JPH10327514A
To make it possible to quickly output a high pressure detection information during abnormal rise in gas pressure inside a pressure vessel, by providing means for outputting high pressure alarm data when a pressure corresponding to compar...  
JP2831161B2  
JP2814976B2  
JPH10281910A
To shift to an electronic instrument by adding a simple circuit by A/D converting a voltage signal corresponding to the temperature of a heating element, obtaining an oil pressure corresponding to heating temperature using a temperature-...  
JP2811119B2  
JPH10239199A
To accurately measure the degree of vacuum without withdrawing outside a lead wire and the like, by calculating the degree of vacuum by a calculation means that is buried into a measurement object and generating a vibration corresponding...  
JPH10239200A
To provide a sensor for measuring inner pressure and knock of a cylinder accurately for a long term while suppressing initial fluctuation, at a low cost. The pressure sensor for cylinder for detecting pressure based on the vibration in t...  
JPH10153609A
To provide an anemometer, which does not receive the electric adverse effect of external environment, can perform long-distance transmission, can be readily multiplexed and can perform real-time wind-speed measurement. When a rotating me...  
JPH10132686A
To detect readily and precisely increase of pressure inside a container up to a specific pressure, by constituting a detector, when the pressure inside the container increases up to a specific pressure by pressurizing, so that a detectio...  
JPH10132688A
To accurately detect a fine leakage of empty cans in a short time by mounting an empty can inner pressure detector to an empty can in an inlet station, and a pressure change of a gas fed into the empty can is detected for a conveyance pe...  
JPH10132687A
To accurately judge the presence or absence of empty can leakage by a method wherein a gas is introduced into empty cans to be detected, and such a point that the pressure in empty cans is dropped more than a peak value and is mitigated ...  
JPH10122992A
To provide a small-sized lightweight photo-pressure sensor by using a bismuth-substituted rare earth iron garnet monocrystal film as photoelastic element. As the photoelastic element of a photo-pressure sensor formed of a polarizer, a ph...  

Matches 851 - 900 out of 1,456