DE2141623A1 - Alarmsystem - Google Patents

Alarmsystem

Info

Publication number
DE2141623A1
DE2141623A1 DE19712141623 DE2141623A DE2141623A1 DE 2141623 A1 DE2141623 A1 DE 2141623A1 DE 19712141623 DE19712141623 DE 19712141623 DE 2141623 A DE2141623 A DE 2141623A DE 2141623 A1 DE2141623 A1 DE 2141623A1
Authority
DE
Germany
Prior art keywords
piston
switch
circuit
alarm system
opening
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.)
Pending
Application number
DE19712141623
Other languages
German (de)
English (en)
Inventor
Robert D. New York N.Y. Kahn (V.St.A.)
Original Assignee
Fedtro Inc., Rockville Centre, N.Y. (V.St.A.)
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 Fedtro Inc., Rockville Centre, N.Y. (V.St.A.) filed Critical Fedtro Inc., Rockville Centre, N.Y. (V.St.A.)
Publication of DE2141623A1 publication Critical patent/DE2141623A1/de
Pending 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
    • B60R25/104—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device characterised by the type of theft warning signal, e.g. visual or audible signals with special characteristics
    • 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
    • B60R25/1003—Alarm systems characterised by arm or disarm features
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Alarm Devices (AREA)
  • Burglar Alarm Systems (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
DE19712141623 1971-05-03 1971-08-19 Alarmsystem Pending DE2141623A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13950871A 1971-05-03 1971-05-03

Publications (1)

Publication Number Publication Date
DE2141623A1 true DE2141623A1 (de) 1972-11-09

Family

ID=22487003

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712141623 Pending DE2141623A1 (de) 1971-05-03 1971-08-19 Alarmsystem

Country Status (4)

Country Link
US (1) US3728674A (https=)
DE (1) DE2141623A1 (https=)
FR (1) FR2135531B3 (https=)
GB (1) GB1338713A (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5024964A (en) * 1970-09-28 1991-06-18 Ramtron Corporation Method of making ferroelectric memory devices
FR2555950A1 (fr) * 1983-12-05 1985-06-07 Gobicchi Guy Dispositif antivol pour vehicules automobiles du type fonctionnant par declenchement d'une alarme
US4873936A (en) * 1988-10-31 1989-10-17 Ponticelli Robert J Switching mechanism for anti-theft system
US5412370A (en) * 1992-10-23 1995-05-02 Berman; Leonard C. Car theft prevention device
US5475368A (en) * 1994-07-01 1995-12-12 Dac Technologies Of America Inc. Key chain alarm and light
US6349786B1 (en) * 2000-02-04 2002-02-26 F. F. Acquisition Corp. Emergency stopping system for child's powered recreational vehicle
CN107016386A (zh) * 2017-05-23 2017-08-04 重庆大学 一种手持式反盗版系统

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3197734A (en) * 1962-08-29 1965-07-27 Franklin B Kennell Burglar and personal protection alarm for vehicles

Also Published As

Publication number Publication date
FR2135531B3 (https=) 1974-05-10
FR2135531A3 (https=) 1972-12-22
GB1338713A (en) 1973-11-28
US3728674A (en) 1973-04-17

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