Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 851 - 900 out of 3,607

Document Document Title
JP2001242026A
To provide a pressure or differential pressure measuring cell having superior compression resistance and tension resistance and having highly vacuum airtightness and long-term stability.This capacity type pressure measuring cell is provi...  
JP2001242024A
To provide a body embedded type pressure sensor little affected by fluctuation of the embedded depth from the body surface of a patient and to provide a pressure detecting system and pressure adjustment system using it.The body embedded ...  
JP3205324B1  
JP2001235388A
To provide a released gas measuring device capable of precisely measuring the quantity of released gas of an object to be inspected in a short time.The device is provided with a master chamber 1, a chamber 2 for containing an object 3 to...  
JP3223950B2
PURPOSE: To prevent leakage of an encapsulated liquid due to corrosion by disposing a double stage gaskets between a pressure receiving capsule unit and a cover flange thereby preventing the outer atmosphere from intruding. CONSTITUTION:...  
JP3223501B2
To reduce the load on a host device by determining the variation of a detected differential pressure signal from the differential pressure signal of one sampling period before, performing a primary delay operation to the variation, and o...  
JP2001511884A  
JP3220346B2
PURPOSE: To provide a highly reliable pressure sensor having a highly accurate detecting characteristic regardless of a temperature cycle and high static pressure. CONSTITUTION: Since the outside diameter of a post 12a is smaller than th...  
JP2001215118A
To enable measurement of a height between two points requiring no special skill free from trouble regardless of the absence of clear perspective and the existence of any obstacle.A water tank 2 is installed at a measuring point P1 and a ...  
JP2001208629A
To provide a differential pressure measuring instrument with an improved hydrogen infiltration preventing characteristic.This differential pressure measuring instrument is equipped with liquid-separating diaphragms and liquid-contacting ...  
JP2001208631A
To provide a differential pressure measuring device capable of reducing a production cost and providing a low-price by a simple construction and a reduction of component numbers.A differential pressure measuring device comprises a seal d...  
JP2001208630A
To provide an easy-to-reuse and eco-friendly differential pressure measuring instrument.This differential pressure measuring instrument is equipped with liquid-separating diaphragms and liquid-contacting diaphragms. The liquid- separatin...  
JP2001208632A
To provide a differential pressure measuring device which is easily reused and friendly to global environment.This differential pressure measuring device comprising liquid- separating diaphragms which are each provided at both sides of a...  
JP2001208624A
To provide a method and an instrument for pressure measurement capable of accurately measuring pressure in a pit-type tan by using a differential pressure type pressure gage.Compressed air with a pressure slightly higher than the pressur...  
JP3190337B2  
JP2001194142A
To provide a new water level difference measuring apparatus using an optical fiber, making it possible to compare water level differences at two points easily and advantageously in terms of system construction. Water is introduced into f...  
JP2001174353A
To protect a pressure measuring cell against interference in a pressure measuring device having a casing and the pressure measuring cell arranged in it.This pressure measuring cell is provided with a converter for converting the displace...  
JP3205324B2
To provide a pressure or differential pressure measuring cell having superior compression resistance and tension resistance and having highly vacuum airtightness and long-term stability. This capacity type pressure measuring cell is prov...  
JP3205327B2
To prevent actually the shift of a zero point from occurring at relative humidity which reaches the vicinity of a saturation limit. This sensor is provided with both a diaphragm 11 having a surface to which a first electrode 4 is mounted...  
JP3205325B2
To provide a capacitative pressure sensor or a capacitative differential pressure sensor that manufactures an electrode by a method being different from the silk screen printing method or sputtering. The sensor includes a substrate 1 wit...  
JP2001176721A
To solve the problem where proper flow rate for freezing mixture cooling a superconducting coil, in which conventionally since the ratio between gas phase and liquid phase of freezing mixture flowing in a superconducting coil is unknown,...  
JP3199103B2
PURPOSE: To provide a differential pressure measuring device which has enhanced input/output hysteresis characteristics and excessive pressure hysteresis characteristics. CONSTITUTION: The differential pressure measuring device is equipp...  
JP3174058B2  
JP3196088B2
PURPOSE: To surely detect even a minute differential pressure, ensure a stable operation, reduce size and cost, further, eliminate a trouble such as contact failure, and enhance durability and reliability. CONSTITUTION: A differential pr...  
JP3169669B2  
JP2001506509A  
JP2001137380A
To provide an operation detecting device which can surely detect the operation of a sprinkler fire extinguishing device even when an abnormality takes place on the device itself, and also, can prevent a wrong operation of an alarming dev...  
JP2001135689A
To properly attain inspection of a microfine pattern by maintaining an environment in which inspection of a semiconductor wafer or the like is operated in a high clean level. A device main body 10 for inspecting a semiconductor wafer or ...  
JP3188621B2
To provide a pressure receiving flange capable of pertinently coping even with flowrate measurement for a high temperature corrosive fluid, extending the service life thereof as a whole, and realizing cost reduction. A pressure receiving...  
JP3185956B2
PURPOSE: To enable self-diagnosis of the leakage of sealed liquid without removing a differential pressure measuring device from a measuring line by comparing the inclination angle of a specific value curve during self-diagnosis with the...  
JP3180512B2
PURPOSE: To enable self-diagnosis of the leakage of sealed liquid by comparing the 0 points obtained by making the pressures on the high pressure side and low pressure side during self-diagnosis equal to a measuring pressure and the atmo...  
JP2001109500A
To provide a pitch change processing technology which causes less damage to the naturalness of voice. A waveform in the respective pitches of a voice waveform is divided into 1) time α when a minus peak attended with the close of vocal ...  
JP3178564B2
PURPOSE: To diagnose the leakage of encapsulated liquid without dismounting a measuring equipment by providing a CPU and a memory, storing an initial zero point output value obtained by equalizing the pressure on the high and low pressur...  
JP2001099735A
To improve pressure difference evaluation of a fluid in a fluid system, especially in a fluid system having two or more fluids separated by membranes. A device and a method are provided for correcting a measured pressure into an approxim...  
JP2001099736A
To provide an inexpensive, and chemically and physically stable pressure measuring device capable of preventing hydrogen permeation, even when a fluid to be measured includes hydrogen at a high temperature. In this pressure measuring dev...  
JP2001091318A
To prevent a flow meter from being affected by temperature vibration of fluid and being damaged by fluid component in a device measuring fluid flow rate. A fluid passes through the main part 2 of the flow meter. In the main part 2, the p...  
JP3175874B2
PURPOSE: To judge leakage of sealed liquid when a difference is a predetermined value or more by storing initial characteristic curve of a temperature or pressure change and a zero point, and comparing a slope angle of a straight line fo...  
JP2001091397A
To provide a method for easily measuring the airtightness of a building without requiring exclusive airtightness measurement facilities, or the like. In the method for measuring the airtightness of a unit-type building 1 according to pre...  
JP2001091392A
To provide a differential pressure transmitter that has a small number of parts and can be easily maintained. In the differential pressure transmitter equipping with first and second pressure reception chambers 201 and 202 for transmitti...  
JP2001083063A
To provide a specific gravity measuring device, capable of accurately measuring the specific gravity of an etchant in real time by measuring the hydraulic pressure of the etchant, which is circulated in a circulation channel. A part of a...  
JP3173272B2
PURPOSE: To block or reduce permeation of hydrogen through a diaphragm by applying a coating of chromium oxide, titanium nitride or boron nitride to the surface of the diaphragm. CONSTITUTION: The pressure transmitter comprises recessed ...  
JP2001074578A
To provide a temperature characteristic regulating method for a differential pressure measuring device of a remote seal type with excellent productivity. A static pressure characteristic of a zero-point output in the differential pressur...  
JP3166477B2
PURPOSE: To provide the structure, wherein the compact configuration, the light weight and the low cost are achieved and the welded place of a contact part with a sealed liquid is not in contact with the external air. CONSTITUTION: In th...  
JP2001059791A
To provide a structure for mounting a pressure sensor for detecting hydraulic pressure which does not require drilling work for mounting a pressure sensor. In this structure for mounting a pressure sensor for detecting hydraulic pressure...  
JP3161641B2
PURPOSE: To provide a differential pressure sensor wherein its size is small, its cost is low and its corrosion resistance is enhanced. CONSTITUTION: This sensor is constituted of a conversion part 3 which converts the output of a differ...  
JP3160796B2
PURPOSE: To provide a semiconductor pressure detector in which the influence of a residual strain on a silicon diaphragm is eliminated when a glass base is bonded to a metallic base with bonding glass, and the occurrence of insufficient ...  
JP2001041839A
To discriminate clogging by knowing a flow condition of a powder extracting line when polymer powder is extracted for transportation, by connecting the powder extracting line which extracts the polymer powder from a fluid bed reactor to ...  
JP3158913B2
PURPOSE: To enable the preventing of the destruction of a sensor by providing a pressure receiving chamber with a deformation member for changing the volume of the inside of the pressure receiving chamber by a differential power or a pre...  
JP3133759B2  
JP2001502056A  

Matches 851 - 900 out of 3,607