DE2353517A1 - Druckfuehler - Google Patents

Druckfuehler

Info

Publication number
DE2353517A1
DE2353517A1 DE19732353517 DE2353517A DE2353517A1 DE 2353517 A1 DE2353517 A1 DE 2353517A1 DE 19732353517 DE19732353517 DE 19732353517 DE 2353517 A DE2353517 A DE 2353517A DE 2353517 A1 DE2353517 A1 DE 2353517A1
Authority
DE
Germany
Prior art keywords
membrane
pressure
pressure sensor
movement
resilient member
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE19732353517
Other languages
German (de)
English (en)
Inventor
Ichiro Kimura
Satoshi Shimada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE2353517A1 publication Critical patent/DE2353517A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
    • G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D3/00—Controlling low-pressure fuel injection, i.e. where the fuel-air mixture containing fuel thus injected will be substantially compressed by the compression stroke of the engine, by means other than controlling only an injection pump
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Fluid Pressure (AREA)
DE19732353517 1972-11-01 1973-10-25 Druckfuehler Pending DE2353517A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10883272A JPS5331635B2 (enExample) 1972-11-01 1972-11-01

Publications (1)

Publication Number Publication Date
DE2353517A1 true DE2353517A1 (de) 1974-05-09

Family

ID=14494667

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732353517 Pending DE2353517A1 (de) 1972-11-01 1973-10-25 Druckfuehler

Country Status (4)

Country Link
US (1) US3894435A (enExample)
JP (1) JPS5331635B2 (enExample)
DE (1) DE2353517A1 (enExample)
GB (1) GB1424287A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703590A1 (de) * 1976-01-30 1977-08-04 Ranco Inc Auf druckdifferenzen ansprechende steuervorrichtung

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS587182B2 (ja) * 1974-03-08 1983-02-08 横河電機株式会社 サアツオウドウソウチ
DE2551359A1 (de) * 1975-11-15 1977-06-02 Remesta Gmbh Ueberwachungsvorrichtung fuer vakuum erzeugende verbrennungsmotoren
CA1078217A (en) * 1976-03-31 1980-05-27 Robert C. Whitehead (Jr.) Force transducing cantilever beam and pressure transducer incorporating it
US4058788A (en) * 1976-04-05 1977-11-15 Bourns, Inc. Differential pressure transducer
US4211119A (en) * 1978-10-02 1980-07-08 The Bendix Corporation Self-standardizing pressure sensor for use in an electronic fuel control system
JPS5585236A (en) * 1978-12-22 1980-06-27 Hitachi Ltd Differential-pressure transmitter
US4241325A (en) * 1979-03-21 1980-12-23 Micro Gage, Inc. Displacement sensing transducer
FR2463923A1 (fr) * 1979-08-23 1981-02-27 Leim Capteur de pression
US4406966A (en) * 1980-01-28 1983-09-27 Paroscientific, Inc. Isolating and temperature compensating system for resonators
US4345476A (en) * 1980-07-25 1982-08-24 Bourns Instruments, Inc. Differential pressure transducer with high compliance, constant stress cantilever beam
US4347745A (en) * 1980-12-22 1982-09-07 Bourns Instruments, Inc. Pressure measuring apparatus
US4395915A (en) * 1981-10-06 1983-08-02 Bourns Instruments, Inc. Pressure measuring apparatus
US4545389A (en) * 1982-07-14 1985-10-08 Gould Inc. Disposable physiological pressure sensing system
US4928529A (en) * 1987-12-04 1990-05-29 Brandt Jr Robert O Force multiplying membrane instrument
FR2673713B1 (fr) * 1991-03-07 1993-06-25 Framatome Sa Capteur optique, en particulier capteur de pression et procede de mesure optique correspondant.
EP0531696A1 (de) * 1991-08-09 1993-03-17 Siemens-Albis Aktiengesellschaft Druckfühler
US6473711B1 (en) * 1999-08-13 2002-10-29 Rosemount Inc. Interchangeable differential, absolute and gage type of pressure transmitter
RU2227277C2 (ru) * 2001-08-08 2004-04-20 Общество с ограниченной ответственностью "Фирма "Метран" Многодиапазонный преобразователь давления
FR2901880B1 (fr) * 2006-06-01 2008-11-07 Equip Aero Tech Soc Par Action Detecteur de rapport de pressions absolues
US7467555B2 (en) 2006-07-10 2008-12-23 Rosemount Inc. Pressure transmitter with multiple reference pressure sensors
CN103868641A (zh) * 2014-03-21 2014-06-18 刘剑飚 一种微压差传感器
CN103968995B (zh) * 2014-03-21 2016-03-30 佛山市天赢橡塑电器有限公司 基于弹性测压的流体压力传感器
CN106197792B (zh) * 2015-05-26 2021-01-01 威卡亚力山大维甘德欧洲两合公司 具有监控功能的板簧式压力计
US12460540B2 (en) * 2022-09-27 2025-11-04 Baker Hughes Oilfield Operations Llc Pressure sensor and borehole system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3195568A (en) * 1963-06-13 1965-07-20 Uniweld Products Inc Fluid pressure regulator with fixedly and positively held spring having means to reduce hum
US3444736A (en) * 1966-07-22 1969-05-20 Statham Instrument Inc Square root responsive pressure transducers
US3485104A (en) * 1967-10-05 1969-12-23 Foxboro Co Differential pressure measuring device
US3611711A (en) * 1969-11-06 1971-10-12 Trw Inc Turbocharger control
US3780588A (en) * 1972-03-31 1973-12-25 Honeywell Inc Differential pressure responsive apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703590A1 (de) * 1976-01-30 1977-08-04 Ranco Inc Auf druckdifferenzen ansprechende steuervorrichtung

Also Published As

Publication number Publication date
GB1424287A (en) 1976-02-11
JPS4976565A (enExample) 1974-07-24
JPS5331635B2 (enExample) 1978-09-04
US3894435A (en) 1975-07-15

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