BE816169A - SELF-REGULATING ELECTRICAL SWITCH DEVICE - Google Patents

SELF-REGULATING ELECTRICAL SWITCH DEVICE

Info

Publication number
BE816169A
BE816169A BE145283A BE145283A BE816169A BE 816169 A BE816169 A BE 816169A BE 145283 A BE145283 A BE 145283A BE 145283 A BE145283 A BE 145283A BE 816169 A BE816169 A BE 816169A
Authority
BE
Belgium
Prior art keywords
self
switch device
electrical switch
regulating electrical
regulating
Prior art date
Application number
BE145283A
Other languages
Dutch (nl)
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 filed Critical
Publication of BE816169A publication Critical patent/BE816169A/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
    • G08B13/122—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a perimeter fence
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/54—Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Push-Button Switches (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
BE145283A 1973-06-11 1974-06-11 SELF-REGULATING ELECTRICAL SWITCH DEVICE BE816169A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL42470A IL42470A (en) 1973-06-11 1973-06-11 Electrical switch responsive to sudden movements

Publications (1)

Publication Number Publication Date
BE816169A true BE816169A (en) 1974-12-11

Family

ID=11047163

Family Applications (1)

Application Number Title Priority Date Filing Date
BE145283A BE816169A (en) 1973-06-11 1974-06-11 SELF-REGULATING ELECTRICAL SWITCH DEVICE

Country Status (8)

Country Link
US (1) US3912893A (en)
BE (1) BE816169A (en)
CA (1) CA1027206A (en)
DE (1) DE2427131C2 (en)
IL (1) IL42470A (en)
IT (1) IT1014956B (en)
NL (1) NL178205C (en)
ZA (1) ZA743698B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234768A (en) * 1974-12-23 1980-11-18 Sie, Inc. Selective fire perforating gun switch
US4140045A (en) * 1975-11-19 1979-02-20 Fenix & Scisson, Inc. Piston positioning indicator
IL69945A (en) * 1983-10-10 1987-12-20 Israel Aircraft Ind Ltd Taut wire fence system and sensor therefor
IL70087A (en) * 1983-10-30 1988-06-30 Israel Aircraft Ind Ltd Taut wire fence system
IL78856A (en) * 1986-05-20 1990-07-12 Magal Security Systems Ltd Sensor for a security fence
EP0252523A3 (en) * 1986-07-11 1990-02-07 Nibex Company, Ltd. Temperature sensor
US4829287A (en) * 1987-03-03 1989-05-09 Hitek-Proteck Systems Incorporated Taut wire intrusion detection system
US6578438B2 (en) * 2001-08-17 2003-06-17 Integrated Detection Systems Taut wire sensor
US6891472B2 (en) 2002-02-06 2005-05-10 Erven Tallman Taut wire wireless perimeter fence security system
JP2005116371A (en) * 2003-10-08 2005-04-28 Mitsubishi Electric Corp Acceleration detection device
FR2978277B1 (en) * 2011-07-18 2016-12-23 Eryma Sas INTRUSION DETECTION DEVICE
US20140345485A1 (en) * 2013-04-11 2014-11-27 Halliburton Energy Services, Inc. Support Bracket for Selective Fire Switches
IL253799B (en) 2017-08-02 2018-06-28 Igal Igor Zlochin Retro-reflective interferometer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2345771A (en) * 1941-10-21 1944-04-04 Du Pont Alarm system
US2863017A (en) * 1956-07-24 1958-12-02 Gaylord Prod Inc Speed responsive electric switch
DE1088272B (en) * 1957-05-20 1960-09-01 Robertshaw Fulton Controls Co Acceleration sensor
US3516279A (en) * 1967-02-23 1970-06-23 Alphamatic Corp Method for adjusting a pressure operated switch utilizing the nonlinear properties of a biasing means
DE1959229C3 (en) * 1968-07-19 1978-12-21 Israel Aircraft Industries, Ltd., Lod Airport (Israel) Electrical switch actuated by sudden movement of an outer member and comprising a flowable material

Also Published As

Publication number Publication date
DE2427131C2 (en) 1985-10-17
NL7407588A (en) 1974-12-13
DE2427131A1 (en) 1975-01-02
US3912893A (en) 1975-10-14
NL178205C (en) 1986-02-03
IL42470A (en) 1976-01-30
CA1027206A (en) 1978-02-28
ZA743698B (en) 1976-01-28
IL42470A0 (en) 1974-06-30
IT1014956B (en) 1977-04-30
NL178205B (en) 1985-09-02

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ISRAEL AIRCRAFT INDUSTRIES LTD

Effective date: 19890630