GB1543271A - Fluid-pressure actuated switches - Google Patents

Fluid-pressure actuated switches

Info

Publication number
GB1543271A
GB1543271A GB4160/76A GB416076A GB1543271A GB 1543271 A GB1543271 A GB 1543271A GB 4160/76 A GB4160/76 A GB 4160/76A GB 416076 A GB416076 A GB 416076A GB 1543271 A GB1543271 A GB 1543271A
Authority
GB
United Kingdom
Prior art keywords
fluid
pressure actuated
actuated switches
switches
pressure
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
GB4160/76A
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 GB4160/76A priority Critical patent/GB1543271A/en
Priority to DE2703283A priority patent/DE2703283C2/en
Priority to SE7701023A priority patent/SE7701023L/en
Priority to FR7702937A priority patent/FR2340488A1/en
Priority to JP1122177A priority patent/JPS5294963A/en
Publication of GB1543271A publication Critical patent/GB1543271A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J3/00—Diaphragms; Bellows; Bellows pistons
    • F16J3/02—Diaphragms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/34—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
GB4160/76A 1976-02-03 1976-02-03 Fluid-pressure actuated switches Expired GB1543271A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB4160/76A GB1543271A (en) 1976-02-03 1976-02-03 Fluid-pressure actuated switches
DE2703283A DE2703283C2 (en) 1976-02-03 1977-01-27 Pressure sensitive diaphragm
SE7701023A SE7701023L (en) 1976-02-03 1977-02-01 PRESSURE SENSITIVE MEMBRANE
FR7702937A FR2340488A1 (en) 1976-02-03 1977-02-02 Pressure:sensitive diaphragm with snap:over dome - has cylindrical or conical section at periphery of dome to improve resistance to cracking
JP1122177A JPS5294963A (en) 1976-02-03 1977-02-03 Pressure sensitive diaphragm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4160/76A GB1543271A (en) 1976-02-03 1976-02-03 Fluid-pressure actuated switches

Publications (1)

Publication Number Publication Date
GB1543271A true GB1543271A (en) 1979-03-28

Family

ID=9771858

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4160/76A Expired GB1543271A (en) 1976-02-03 1976-02-03 Fluid-pressure actuated switches

Country Status (1)

Country Link
GB (1) GB1543271A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2176595A (en) * 1985-06-05 1986-12-31 Warner Lambert Co Pressure sensing device
US4965415A (en) * 1988-03-17 1990-10-23 Thorn Emi Plc Microengineered diaphragm pressure switch
WO2019137940A1 (en) * 2018-01-10 2019-07-18 Bartec Technor As Enclosure for an electrical component in a potentially hazardous environment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2176595A (en) * 1985-06-05 1986-12-31 Warner Lambert Co Pressure sensing device
US4965415A (en) * 1988-03-17 1990-10-23 Thorn Emi Plc Microengineered diaphragm pressure switch
WO2019137940A1 (en) * 2018-01-10 2019-07-18 Bartec Technor As Enclosure for an electrical component in a potentially hazardous environment

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19970202