FR2170262B1 - - Google Patents

Info

Publication number
FR2170262B1
FR2170262B1 FR7303930A FR7303930A FR2170262B1 FR 2170262 B1 FR2170262 B1 FR 2170262B1 FR 7303930 A FR7303930 A FR 7303930A FR 7303930 A FR7303930 A FR 7303930A FR 2170262 B1 FR2170262 B1 FR 2170262B1
Authority
FR
France
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
FR7303930A
Other languages
French (fr)
Other versions
FR2170262A1 (bg
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.)
Lucas Electrical Co Ltd
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
Publication of FR2170262A1 publication Critical patent/FR2170262A1/fr
Application granted granted Critical
Publication of FR2170262B1 publication Critical patent/FR2170262B1/fr
Expired legal-status Critical Current

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)
FR7303930A 1972-02-05 1973-02-05 Expired FR2170262B1 (bg)

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 (2)

Publication Number Publication Date
FR2170262A1 FR2170262A1 (bg) 1973-09-14
FR2170262B1 true FR2170262B1 (bg) 1976-11-05

Family

ID=9796918

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7303930A Expired FR2170262B1 (bg) 1972-02-05 1973-02-05

Country Status (6)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3899766A (en) * 1974-03-29 1975-08-12 Tyco Laboratories Inc Pressure transducer
US3935636A (en) * 1974-03-29 1976-02-03 Tyco Laboratories, Inc. Method of making a pressure transducer
FR2316718A1 (fr) * 1975-06-30 1977-01-28 Ferodo Sa Perfectionnements au montage d'un thermo-contact dans une paroi
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 (fr) * 1956-08-27 1959-04-28 Bendix Aviat Corp Convertisseur de pression
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
GB1409783A (en) 1975-10-15
AU5174773A (en) 1974-08-08
JPS4888479A (bg) 1973-11-20
DE2305300A1 (de) 1973-08-16
FR2170262A1 (bg) 1973-09-14
IT977166B (it) 1974-09-10
US3793495A (en) 1974-02-19

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Legal Events

Date Code Title Description
ST Notification of lapse