GB847323A - An acoustic-optical alarm system for motor vehicles and the like - Google Patents

An acoustic-optical alarm system for motor vehicles and the like

Info

Publication number
GB847323A
GB847323A GB2949158A GB2949158A GB847323A GB 847323 A GB847323 A GB 847323A GB 2949158 A GB2949158 A GB 2949158A GB 2949158 A GB2949158 A GB 2949158A GB 847323 A GB847323 A GB 847323A
Authority
GB
United Kingdom
Prior art keywords
acoustic
motor vehicles
alarm system
optical alarm
car
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
GB2949158A
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.)
HANS JOACHIM TAPPERT
Original Assignee
HANS JOACHIM TAPPERT
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 HANS JOACHIM TAPPERT filed Critical HANS JOACHIM TAPPERT
Priority to GB2949158A priority Critical patent/GB847323A/en
Publication of GB847323A publication Critical patent/GB847323A/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
    • B60R25/1018—Alarm systems characterised by features related to the general power supply
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R2325/00—Indexing scheme relating to vehicle anti-theft devices
    • B60R2325/30—Vehicles applying the vehicle anti-theft devices
    • B60R2325/304—Boats

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Burglar Alarm Systems (AREA)

Abstract

847,323. Preventing unauthorised use. TAPPERT, H. J., and GERLACH, H. Sept. 15,1958, No. 29491/58. Class 7(2). [Also in Group XXXVIII] In a car theft alarm (see Group XXXVIII) unauthorised opening of one of the car closures (e.g. doors, luggage compartment &c.) causes one of the switches 4 to close, energizing relay 3. Operation of the relay closes contact 5 to operate an ignition interruption switch 9 which comprises a bi-metalic strip.
GB2949158A 1958-09-15 1958-09-15 An acoustic-optical alarm system for motor vehicles and the like Expired GB847323A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2949158A GB847323A (en) 1958-09-15 1958-09-15 An acoustic-optical alarm system for motor vehicles and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2949158A GB847323A (en) 1958-09-15 1958-09-15 An acoustic-optical alarm system for motor vehicles and the like

Publications (1)

Publication Number Publication Date
GB847323A true GB847323A (en) 1960-09-07

Family

ID=10292389

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2949158A Expired GB847323A (en) 1958-09-15 1958-09-15 An acoustic-optical alarm system for motor vehicles and the like

Country Status (1)

Country Link
GB (1) GB847323A (en)

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