GB1549227A - Pressure responsive apparatus - Google Patents

Pressure responsive apparatus

Info

Publication number
GB1549227A
GB1549227A GB3957576A GB3957576A GB1549227A GB 1549227 A GB1549227 A GB 1549227A GB 3957576 A GB3957576 A GB 3957576A GB 3957576 A GB3957576 A GB 3957576A GB 1549227 A GB1549227 A GB 1549227A
Authority
GB
United Kingdom
Prior art keywords
pressure responsive
responsive apparatus
pressure
responsive
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.)
Expired
Application number
GB3957576A
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Priority to GB3957576A priority Critical patent/GB1549227A/en
Priority to US05/832,706 priority patent/US4160600A/en
Priority to JP11275577A priority patent/JPS5339783A/en
Priority to FR7728603A priority patent/FR2365795A1/en
Publication of GB1549227A publication Critical patent/GB1549227A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means
    • G01L9/0077—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means for measuring reflected light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
GB3957576A 1976-09-23 1976-09-23 Pressure responsive apparatus Expired GB1549227A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB3957576A GB1549227A (en) 1976-09-23 1976-09-23 Pressure responsive apparatus
US05/832,706 US4160600A (en) 1976-09-23 1977-09-12 Pressure-responsive apparatus
JP11275577A JPS5339783A (en) 1976-09-23 1977-09-21 Pressure gauge by torsional pressure sensor element and mechanism for transmitting pressure to pointer of the same
FR7728603A FR2365795A1 (en) 1976-09-23 1977-09-22 APPARATUS SENSITIVE TO PRESSURE, ESPECIALLY FOR MEASURING THE PRESSURE IN A TURBO-REACTOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3957576A GB1549227A (en) 1976-09-23 1976-09-23 Pressure responsive apparatus

Publications (1)

Publication Number Publication Date
GB1549227A true GB1549227A (en) 1979-08-01

Family

ID=10410300

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3957576A Expired GB1549227A (en) 1976-09-23 1976-09-23 Pressure responsive apparatus

Country Status (2)

Country Link
FR (1) FR2365795A1 (en)
GB (1) GB1549227A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4499373A (en) * 1981-06-09 1985-02-12 Rosemount Engineering Company Limited Differential pressure sensing apparatus
GB2175086A (en) * 1985-04-11 1986-11-19 Sharp Kk Pressure sensitive element

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4499373A (en) * 1981-06-09 1985-02-12 Rosemount Engineering Company Limited Differential pressure sensing apparatus
GB2175086A (en) * 1985-04-11 1986-11-19 Sharp Kk Pressure sensitive element

Also Published As

Publication number Publication date
FR2365795A1 (en) 1978-04-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee