IT977166B - ELECTRIC SWITCH OPERATED BY AN UNDER PRESSURE FLUID - Google Patents

ELECTRIC SWITCH OPERATED BY AN UNDER PRESSURE FLUID

Info

Publication number
IT977166B
IT977166B IT734802Q IT480273Q IT977166B IT 977166 B IT977166 B IT 977166B IT 734802 Q IT734802 Q IT 734802Q IT 480273 Q IT480273 Q IT 480273Q IT 977166 B IT977166 B IT 977166B
Authority
IT
Italy
Prior art keywords
under pressure
pressure fluid
electric switch
switch operated
operated
Prior art date
Application number
IT734802Q
Other languages
Italian (it)
Original Assignee
Lucas Electrical Co 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 Lucas Electrical Co Ltd filed Critical Lucas Electrical Co Ltd
Application granted granted Critical
Publication of IT977166B publication Critical patent/IT977166B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/029—Composite material comprising conducting material dispersed in an elastic support or binding material
    • 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
    • H01H35/346—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm in which the movable contact is formed or directly supported by the diaphragm

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Push-Button Switches (AREA)
IT734802Q 1972-02-05 1973-02-02 ELECTRIC SWITCH OPERATED BY AN UNDER PRESSURE FLUID IT977166B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB547672A GB1409783A (en) 1972-02-05 1972-02-05 Fluid pressure operated switch

Publications (1)

Publication Number Publication Date
IT977166B true IT977166B (en) 1974-09-10

Family

ID=9796918

Family Applications (1)

Application Number Title Priority Date Filing Date
IT734802Q IT977166B (en) 1972-02-05 1973-02-02 ELECTRIC SWITCH OPERATED BY AN UNDER PRESSURE FLUID

Country Status (6)

Country Link
US (1) US3793495A (en)
JP (1) JPS4888479A (en)
DE (1) DE2305300A1 (en)
FR (1) FR2170262B1 (en)
GB (1) GB1409783A (en)
IT (1) IT977166B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3935636A (en) * 1974-03-29 1976-02-03 Tyco Laboratories, Inc. Method of making a pressure transducer
US3899766A (en) * 1974-03-29 1975-08-12 Tyco Laboratories Inc Pressure transducer
FR2316718A1 (en) * 1975-06-30 1977-01-28 Ferodo Sa IMPROVEMENTS IN THE MOUNTING OF A THERMO-CONTACT IN A WALL
EP0443073A1 (en) * 1990-02-23 1991-08-28 Kabushiki Kaisha Fine Rubber Kenkyuusho Pressure sensor utilizing extension type conductive rubber
US5619022A (en) * 1995-06-21 1997-04-08 Micro Pneumatic Logic, Inc. Pneumatic snap action switch

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2474662A (en) * 1945-12-19 1949-06-28 Fuller Reginald Cyril Electric pressure indicator
US2752558A (en) * 1953-04-22 1956-06-26 Ernest M Kane Electric transducer
FR1177677A (en) * 1956-08-27 1959-04-28 Bendix Aviat Corp Pressure converter
US3394345A (en) * 1965-09-17 1968-07-23 Edward M. Thomas Signal means for indicating residual hydraulic pressure in a brake system
US3455165A (en) * 1965-12-22 1969-07-15 Pierre Huet Pressure sensitive devices
US3509296A (en) * 1967-10-23 1970-04-28 Ncr Co Resilient variable-conductivity circuit controlling means
US3573725A (en) * 1969-06-25 1971-04-06 Gen Motors Corp Resilient accumulator reservoir with failure switch

Also Published As

Publication number Publication date
US3793495A (en) 1974-02-19
DE2305300A1 (en) 1973-08-16
FR2170262B1 (en) 1976-11-05
FR2170262A1 (en) 1973-09-14
AU5174773A (en) 1974-08-08
JPS4888479A (en) 1973-11-20
GB1409783A (en) 1975-10-15

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