FR57908E - Anti-theft alarm device for vehicles - Google Patents

Anti-theft alarm device for vehicles

Info

Publication number
FR57908E
FR57908E FR57908DA FR57908E FR 57908 E FR57908 E FR 57908E FR 57908D A FR57908D A FR 57908DA FR 57908 E FR57908 E FR 57908E
Authority
FR
France
Prior art keywords
vehicles
alarm device
theft alarm
theft
alarm
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
Other languages
French (fr)
Inventor
Marcel Duranton
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
Application granted granted Critical
Publication of FR57908E publication Critical patent/FR57908E/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
    • B60R25/1004—Alarm systems characterised by the type of sensor, e.g. current sensing means
    • B60R25/1006—Mechanical sensors, e.g. pendulums
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/02—Switches operated by change of position, inclination or orientation of the switch itself in relation to gravitational field
    • H01H35/027—Switches operated by change of position, inclination or orientation of the switch itself in relation to gravitational field the inertia mass activating the switch mechanically, e.g. through a lever

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR57908D 1947-12-09 1947-12-09 Anti-theft alarm device for vehicles Expired FR57908E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR57908T 1947-12-09

Publications (1)

Publication Number Publication Date
FR57908E true FR57908E (en) 1953-09-18

Family

ID=8691874

Family Applications (1)

Application Number Title Priority Date Filing Date
FR57908D Expired FR57908E (en) 1947-12-09 1947-12-09 Anti-theft alarm device for vehicles

Country Status (1)

Country Link
FR (1) FR57908E (en)

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