DE69628716D1 - Fahrzeug -Sicherheitssystem - Google Patents

Fahrzeug -Sicherheitssystem

Info

Publication number
DE69628716D1
DE69628716D1 DE69628716T DE69628716T DE69628716D1 DE 69628716 D1 DE69628716 D1 DE 69628716D1 DE 69628716 T DE69628716 T DE 69628716T DE 69628716 T DE69628716 T DE 69628716T DE 69628716 D1 DE69628716 D1 DE 69628716D1
Authority
DE
Germany
Prior art keywords
piezoelectric disk
switch
sensor
door
circuitry
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 - Lifetime
Application number
DE69628716T
Other languages
English (en)
Inventor
Harry Powell
Ken Dewitt
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.)
Designtech International Inc
Original Assignee
Designtech International Inc
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 Designtech International Inc filed Critical Designtech International Inc
Application granted granted Critical
Publication of DE69628716D1 publication Critical patent/DE69628716D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B60R25/1001—Alarm systems associated with another car fitting or mechanism, e.g. door lock or knob, pedals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/09—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by piezoelectric pick-up
    • G01P15/0922—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by piezoelectric pick-up of the bending or flexing mode type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Burglar Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
DE69628716T 1995-11-08 1996-11-06 Fahrzeug -Sicherheitssystem Expired - Lifetime DE69628716D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/555,285 US5783988A (en) 1995-11-08 1995-11-08 Vehicle security system

Publications (1)

Publication Number Publication Date
DE69628716D1 true DE69628716D1 (de) 2003-07-24

Family

ID=24216693

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69628716T Expired - Lifetime DE69628716D1 (de) 1995-11-08 1996-11-06 Fahrzeug -Sicherheitssystem

Country Status (5)

Country Link
US (1) US5783988A (de)
EP (1) EP0773149B1 (de)
AT (1) ATE243125T1 (de)
CA (1) CA2189821C (de)
DE (1) DE69628716D1 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3794967A (en) * 1972-08-03 1974-02-26 L Fischer Intruder alarm for automobiles
US3815088A (en) * 1972-12-04 1974-06-04 Sheldon Aircraft Prod Corp Vehicle alarm circuit responsive to selected battery voltage transients
US4383242A (en) * 1979-06-04 1983-05-10 Tmx Systems Limited Automobile anti-theft system
US4887064A (en) * 1987-12-28 1989-12-12 Clifford Electronics, Inc. Multi-featured security system with self-diagnostic capability
JPH04102029U (ja) * 1991-02-13 1992-09-03 ユピテル工業株式会社 振動センサ

Also Published As

Publication number Publication date
EP0773149A2 (de) 1997-05-14
US5783988A (en) 1998-07-21
CA2189821C (en) 2003-02-11
ATE243125T1 (de) 2003-07-15
EP0773149B1 (de) 2003-06-18
EP0773149A3 (de) 1998-04-22
CA2189821A1 (en) 1997-05-09

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Legal Events

Date Code Title Description
8332 No legal effect for de