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Patent Searching and Data


Matches 601 - 650 out of 1,698

Document Document Title
JP2008209250A
To provide a so-called FBG optical fiber-sensor type hydraulic pressure measuring device, capable of measuring even the hydraulic pressure of subsurface water or pore pressure of the subsurface water, for example, by means of a simple me...  
JP2008203131A
To provide a distributed optical fiber sensor capable of measuring accurately a stain caused by hydraulic pressure.The distributed optical fiber sensor is bundled with at least one first sensing part of a hydraulic strain detecting optic...  
JP2008180580A
To provide an distribution type optical fiber sensor capable of accurately measuring distortions due to hydraulic pressure.The distribution type optical fiber sensor comprises a tube, an optical fiber for detecting hydraulic pressure dis...  
JP2008175560A
To provide an inexpensive distributed optical fiber sensor cable capable of measuring an accurate hydraulic pressure value.This optical fiber sensor cable is characterized by having a tubular inside core comprising a flexible material, a...  
JP2008527315A
The method for flowing using an ultrasonic wave and measuring one or more parameters in the fluid in a pipeline is indicated, and a method, It has the step which tells the ultrasonic signal of the frequency of the range of about 100 kHz ...  
JP2008164352A
To provide a distributed water pressure sensor capable of more accurately measuring distortion and reducing cost by commonly using one optical fiber for water pressure measuring and for temperature compensating.A distributed water pressu...  
JP2008524606A
[Subject] The pressure sensor for measurement in the living body, especially a catheter tip optical fiber pressure sensor are offered. [Solution means] The present invention offers a small dogged optical fiber pressure sensor. A small op...  
JP2008522186A
The method and equipment which determine the density of the material which flows through the Coriolis flow instrument are indicated. The pressure of the flowing material is determined using density. The guessed pressure is used for recti...  
JP4093719B2  
JP3141361U
[Subject] About a temperature change and pressure variation which are a factor of distortion change which can detect a FBG sensor, an effect only by pressure variation is observed by separating distortion change correctly. [Means for Sol...  
JP4083239B2  
JP4083618B2  
JPWO2008047859A
One optical fiber for floodlighting by which this optical fiber type thermometer transmits the light from a light source to a measurement part, It has two optical fibers for light-receiving which transmit the light reflected in the refle...  
JP2008070357A
To provide an optical pressure sensor capable of detecting more minute pressure changes.Through holes passing through first and second faces are bored in a base film, and an optical fiber is fixed to the base film 2 at a region, other th...  
JP2008064747A
To provide a fiber sensing system capable of identifying sensor position, arranging a plurality of sensors in the same optical transmission path, and of easy integration of two-wavelength systems.The fiber sensing system 1 comprises an o...  
JP2008507707A
The present invention especially relates to the pressure and the temperature survey in the high-pressure tank of a common-rail. According to the present invention, with a supersonic transmitter (5, 105, 205, 305, 405, 605) or an ultrason...  
JP4035758B2  
JP4022580B2  
JP2007534938A
An electromagnetism resonance sensor (800) is equipped with the main part (802) of a dielectric sensor spread by electromagnetic wave energy. The main part (802) of a sensor is equipped with the cavity which has a field which counters mu...  
JP2007533959A
Equipment for the measurement of distortion in material. At least one sensor which this equipment is beforehand decided to be a ring of a passive optical fiber, has form, is arranged at the above-mentioned ring and one row, and is combin...  
JP2007303975A
To enable miniaturization by removing bending of a naked fiber part at a detection part of an optical sensor; to improve mechanical reliability, to suppress degradation of detection accuracy caused by a change of an emission wavelength s...  
JP3137252U
[Subject] There is no possibility of interfering with operation of a device, and it provides a pressure sensor which can carry out direct measurement of the pressure inside a hermetic container which closes a device simple. [Means for So...  
JP2007532871A
The optical sensor which has a sapphire object is indicated. The hollow of a sapphire object 画成 the surface used as the surface of the Fabry-Perot cavity. An interferometer is used and change of change of the length of the Fabry-Pero...  
JP2007283989A
To provide an automobile further friendly to the earth environment by mounting a vacuum heat insulation material for improving productivity, handling easiness, reliability, functionality, inspection performance, maintenance performance, ...  
JP2007285951A
To provide a pressure sensor for surely detecting a pressure in an enclosed container in a simple composition by being simply installed to the enclosed container. The pressure sensor 1 comprises: a variable volume part 2 for changing a v...  
JP4000653B2  
JP3999695B2  
JP3999599B2  
JP2007271278A
To precisely measure a flip-down (FD) value and a flip-up (FU) value of a cap with a projection part without generating a personal error of a measuring person, while reducing a measuring error, and to allow the measurement under a stable...  
JP2007212460A
To provide an optical fiber gage and a gage carrier. The optical fiber gage is applied with a physical strain onto an optical fiber, and an axial tension of the fiber is changed thereby to change an optical characteristic propagated thro...  
JP2007522481A
A micro processing vacuum sensor can be formed using a semiconductor integrated circuit process. You may form this sensor into エンクロジャ with micro processing parts. Then, you may measure the pressure in エンクロジャ using...  
JP2007178194A
To provide a differential pressure measurement system for measuring a differential pressure in an optically wide dynamic range.This differential pressure measurement system includes a light source 4, a first sensor 5 for changing the lig...  
JP2007518083A
In the present invention, the method and equipment for detecting the physical characteristic of a medium in the domain of a radiofrequency resonator (20) are proposed. Here, the volts alternating current of high frequency is supplied to ...  
JP3936139B2  
JP3961431B2
To provide an internal pressure measuring method and an internal pressure measuring device for can vessel capable of measuring accurately the internal pressure of a can vessel having a can shell formed by applying DI (drawing and ironing...  
JP3961911B2
To provide a pressure gauge that has a small size, low cost, and simple constitution. An ambient temperature sensor Rr detects the temperature of a gas. A heater element Rh generates heat so that the temperature of the element Rh may bec...  
JP3956540B2
To precisely decide the function or the defect of the flexible membrane of a pressure vessel by a low-cost inspection machine by installing a computer to which pressure data from a pressure sensor is inputted so as to be processed. A pre...  
JP2007512511A
The present invention is equipment for measurement of the pressure of the mixed gas which consists of two or more gas ingredients, It has the current measurement-type sensor (10) which operates based on a restriction current principle, I...  
JP2007101324A
To provide a differential pressure measuring system capable of measuring the differential pressure with a high degree of accuracy without impact of modulation in the light intensity of irradiating light and the transmissivity of light gu...  
JP2007101549A
To provide a method and device for sensing pressure in a severe environment.In one embodiment, a sensor 40 on a microwave radar basis is provided. The sensor is connected to a signal processing unit 50. The signal processing unit include...  
JP2007086016A
To provide a system capable of exhibiting a technique for eliminating a state with a solid component settled on a bottom part and a state deposited stickily with a granular object of a constitutive material for a solid material containin...  
JP2007078395A
To improve an optical device, such as an optical pressure sensor and the like in the detection accuracy and in the manufacturing efficiency.The optical pressure sensor 1 comprises an optical waveguide 3 formed on one substrate face of a ...  
JP2007507713A
[Subject] When pressure is comparatively low, the accuracy of pressure sensor measured value is raised. [Solution means] A characteristic setup of the pressure sensor (60) of a process unit (52) is carried out by impressing two or more p...  
JP2007078551A
To provide an optical pressure sensor which comprises a rod lens attached to an exit end of an optical fiber and a reflective plate facing an exit end face of the rod lens and detects a change in the relative distance between the rod len...  
JP2007071613A
To provide an optical fiber pressure sensor which has a simple constitution and is manufacturable inexpensively; and also to provide a pressure detection device.The optical fiber pressure sensor for determining a pressure from an optical...  
JP2007046910A
To secure knocking inspection aptitude for the high viscous drink, or grain containing drink, the contents of which is tend to adhere to the bottom of a can, and to prevent grains etc. from remaining inside of a vessel while drinking.Thi...  
JP2007033026A
To provide a pressure measuring method and a pressure measuring instrument, compatible with various anvil cells and suited for simply and highly accurately on-the-spot measuring a pressure of 1GPa or more in an ultra-high pressure zone i...  
JP3869211B2  
JP2006528338A
the present invention relates to the pressure sensing machine which boiled many things and is equipped with the diaphragm in which a position change is [that modification is possible or] possible according to pressure difference. Also in...  
JP2006524798A
The soft elastic object which is a sensor for perceiving the predetermined parameter which has known relations to the passage time of the energy wave in a medium, and has the high transmissivity and the low damping characteristic over th...  

Matches 601 - 650 out of 1,698