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Patent Searching and Data


Matches 601 - 650 out of 3,611

Document Document Title
JP2006170760A
To provide a low-cost material having superior properties in corrosion resistance and mechanical strength, which is used as a diaphragm of a differential pressure transmitter for a liquid-level meter in a reaction vessel and a post-treat...  
JP2006170851A
To reduce a detection error caused by a temperature difference between oils in both pressure detecting chambers, to the utmost, in a pressure sensor provided with the pressure detecting chambers with oils sealed in one face side and the ...  
JP3804242B2
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...  
JP2006126214A
To provide a differential pressure/pressure transmitter which can take have a large excluding volume, and prevent a sensor breakage due to excessive pressure.This device comprises a high-pressure (HP) side preliminary load diaphragm 32 a...  
JP3801837B2
To provide an instrument with which the oral cavity-pressure including the tongue pressure of a patient can be measured easily and a disposable probe used for the instrument. The oral cavity-related pressure measuring instrument is const...  
JP3800623B2
To provide a pressure receiving part capable of taking a large displacement even at a low pressure by forming a pre-loaded diaphragm in a wave shape. This transmitter comprises a high pressure side diaphragm part having a high pressure s...  
JP2006514297A  
JP2006105707A
To provide a pressure detector of high diagnostic accuracy, and to provide a diagnostic method of clogging.The pressure detector for detecting the pressure of a connecting tube, based on the deviation of the fluctuation of the pressure, ...  
JP3790081B2
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...  
JP2006090979A
To provide a differential pressure measuring system capable of forming an interference fringe on a light receiving element by correcting an optical path difference.This system is equipped with a light source 4 for irradiating light, the ...  
JP2006078200A
To provide a differential pressure sensor of noncontact type capable of maintaining high detection accuracy.The differential pressure sensor 1 for detecting the differential pressure of the working fluid between the high-pressure side an...  
JP2006078199A
To provide the differential pressure sensor of a noncontact type capable of maintaining high detection accuracy.The differential pressure sensor 1 for detecting the differential pressure of the working fluid between the high-pressure sid...  
JP2006078453A
To provide a differential pressure measuring system capable of eliminating a measuring error caused by a temperature change, without requiring a computer processing.This differential pressure measuring system is provided with a light sou...  
JP2006077865A
To provide a fluid circuit module having a small physical size.The fluid circuit module 20 for an automatic transmission is provided for controlling fluid to be supplied to a movable element. It comprises a first body 24 forming a first ...  
JP3756150B2  
JP2006058070A
To provide a differential pressure measuring system capable of excluding a measurement error resulting from a temperature change, without requiring computer processing.The system is provided with a light source 4 for emitting light of a ...  
JP2006506674A  
JP2006030098A
To simplify calculation of determining a constant constituting a function f(P) previously in calibration and to reduce labor of the calibration, in a pressure measuring device that detects sensor capacitances C1(P) and C2(P) varying diff...  
JP2006023109A
To prevent the occurrence of oscillation ripples as much as possible and reduce output errors due to the oscillations in a differential pressure detection type pressure sensor in which both pressure receiving surfaces of a pressure detec...  
JP3758001B2
To attain a minimum disturbed flow in an eddy chamber and further make a minimum releasing of counter-flow of air containing smoky fog by a method wherein an amount of air flowing to a discharging system through a bypass passage is chang...  
JP3758185B2
To provide a differential pressure transmitter capable of preventing coagulation of a fluid which is to be measured by estimating heat retention condition of a pressure guiding piping or a flange which guide in the fluid to be measured, ...  
JP2005539200A  
JP3723217B2  
JP2005331252A
To provide a protector for protecting an apparatus from entrance of foreign matter capable of easily attaching/detaching to the apparatus and capable of protecting from the entrance of insect or grit into the opening of the apparatus at ...  
JP2005330935A
To predict the life of a hydraulic pump by detecting the sign of pump rupture before the hydraulic pump is ruptured.The delivery pressure 122 of the hydraulic pump, an oil temperature 126, and drain filter pressure difference 120 are det...  
JP2005315890A
To expand and improve a function, reliability and convenience, starting from a micromechanical sensor for detecting at least the first pressure of the first medium having at least one substrate 100 comprising a semiconductor material, an...  
JP2005292911A
To provide a low-cost and easy-to-maintain electropneumatic converter or valve positioner.The electropneumatic converter or valve positioner comprises differential pressure measuring means for measuring a correct gauge pressure by differ...  
JP2005291740A
To implement a differential pressure measuring apparatus in which the temperature characteristics of a wetted part are improved.The differential pressure measuring apparatus provided with a wetted diaphragm having one surface side in con...  
JP2005283447A
To provide a pressure sensor capable of preventing water and dust from intruding into a pressure sensor inner space, by a simple constitution, and allowing inexpensive production.This pressure sensor is provided with an electric wire ins...  
JP2005274265A
To actualize a low-cost flow meter for directly detecting a flow rate by solving a problem on a flow meter depending on conventional art.This flow meter uses one differential pressure gage using metallic diaphragms and an orifice 6 excha...  
JP2005274501A
To provide a pressure detector that can simply diagnose the occurrence of jamming of a high-pressure side connecting pipe and a low-pressure side connecting tube, and to provide a jamming diagnosing method thereof.The pressure detector c...  
JP2005530150A  
JP2005257498A
To electrically shield a circuit section from external noises, while using an inexpensive structure of a pressure sensor, in which a sensing element for detecting pressures receives a pressure to be measured via a conductive diaphragm.Th...  
JP3722037B2
To simplify assembly configuration in a pressure sensor device constituted by assembling a sensor element for detecting pressure on a circuit board. This pressure sensor device is provided with the circuit board 10, the sensor element 20...  
JP3718847B2
To provide a differential pressure measuring apparatus that can easily and inexpensively confirm that connecting piping is clogged. In the differential pressure measuring apparatus, measurement fluid is introduced to a differential press...  
JP2005249515A
To prevent a wire connected with a sensor and a diaphragm from contact causing generation of a short circuit as much as possible, in the pressure sensor of a differential pressure measurement system for measuring the pressure via a diaph...  
JP2005527818A  
JP2005527787A  
JP3714414B2
To provide a structure capable of reducing or eliminating the surface tensions of enclosed liquids by providing voids in between the rear surfaces of overpressure-protected diaphragms and the surfaces of contact liquids. This differentia...  
JP2005526232A  
JP3711556B2
To make a diaphragm seal unit portion replaced easily, to enhance maintainability, and to cope with various kinds of processes. This diaphragm seal type differential pressure measuring instrument provided with the diaphragm seal unit via...  
JP2005227137A
To provide a differential pressure transmitter which will not reduce the resistance to pressure for differential pressure even when thermal strain on a block section is not permitted to be transmitted to a detection element, by increasin...  
JP3709985B2
To provide an inexpensive device for measuring differential pressure which has a detection function for an anomaly of a pressure part such as failure of liquid-contact diaphragms or permeation of gaseous hydrogen into a pressure room. Th...  
JP2005221350A
To provide a process connector capable of easily replacing the main body or receiving maintenance of a differential pressure measuring device.The process connector is provided with a communication hole on one side, and a pressure receivi...  
JP3684229B2  
JP2005207743A
To provide an inexpensive differential pressure measuring instrument of stable characteristic.This differential pressure measuring instrument is provided with high pressure side and low pressure side seal diaphragms provided in a body, a...  
JP2005194943A
To provide a pressure detection device for controlling an engine and its method excellent in stability of a circuit and common noise resistance, for integrating a filter function without an additional operational amplifier.The pressure d...  
JP3693890B2
To provide a fluctuation pressure sensor suitable for the detection of a slight pressure fluctuation such as the detection of a vibration pressure in a flow meter by a fluidic type fluid oscillator or a Karman's vortex flow meter. A piez...  
JP2005172432A
To compactify an element dimension of a micro structure used as various kinds of sensors such as a pressure sensor, and used as a flow passage for a micro sample in an analytical equipment or the like.This micro structure is provided wit...  
JP2005173931A
To decide a user condition from performance at the time of an input operation by the user.With the provision of a detection section for detecting a key stroke speed and key stroke intensity, an impatience condition of the user is detecte...  

Matches 601 - 650 out of 3,611