CA990830A - Automobile anti-theft electronic combination lock - Google Patents

Automobile anti-theft electronic combination lock

Info

Publication number
CA990830A
CA990830A CA178,179A CA178179A CA990830A CA 990830 A CA990830 A CA 990830A CA 178179 A CA178179 A CA 178179A CA 990830 A CA990830 A CA 990830A
Authority
CA
Canada
Prior art keywords
combination lock
automobile anti
electronic combination
theft electronic
theft
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
CA178,179A
Other versions
CA178179S (en
Inventor
William L. Walters
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
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 Motors Liquidation Co filed Critical Motors Liquidation Co
Application granted granted Critical
Publication of CA990830A publication Critical patent/CA990830A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00658—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys
    • G07C9/00674—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with switch-buttons
    • G07C9/0069—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with switch-buttons actuated in a predetermined sequence

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lock And Its Accessories (AREA)
CA178,179A 1972-10-30 1973-08-07 Automobile anti-theft electronic combination lock Expired CA990830A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30202372A 1972-10-30 1972-10-30

Publications (1)

Publication Number Publication Date
CA990830A true CA990830A (en) 1976-06-08

Family

ID=23165929

Family Applications (1)

Application Number Title Priority Date Filing Date
CA178,179A Expired CA990830A (en) 1972-10-30 1973-08-07 Automobile anti-theft electronic combination lock

Country Status (2)

Country Link
US (1) US3766400A (en)
CA (1) CA990830A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831967A1 (en) * 1977-08-03 1979-02-22 Essex Transducers KEYLESS ENTRANCE SYSTEM
US4205325A (en) * 1977-12-27 1980-05-27 Ford Motor Company Keyless entry system
US4161870A (en) * 1978-01-12 1979-07-24 Lavelle Aircraft Company Mobile cargo-container lock
US4318005A (en) * 1978-01-18 1982-03-02 Heckelman James D Digital anti-theft locking circuit
US4192400A (en) * 1978-02-09 1980-03-11 Mcewan John A Jump-proof electrical disenabling system
IL74461A (en) * 1985-02-27 1988-10-31 Zvi Weinberger Anti-theft system for motor vehicles
CA1303867C (en) * 1986-01-23 1992-06-23 David Charles Blake Security system
US5635901A (en) * 1993-01-11 1997-06-03 Weinblatt; Lee S. Anti-theft automobile security system
US5821631A (en) 1997-02-07 1998-10-13 Clark Equipment Company Keyless ignition system with delayed security
US8193945B2 (en) * 2008-01-11 2012-06-05 Lear Corporation System and method for remote activation using a transmitter switch array

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3718202A (en) * 1970-05-20 1973-02-27 Texas Instruments Inc Vehicle anti-theft system
US3641396A (en) * 1970-05-21 1972-02-08 Alarm Lock Co Inc Electrically actuated switch combinated operating device for permitting operation of latches and other mechanisms
US3660729A (en) * 1971-01-11 1972-05-02 Bell Telephone Labor Inc Electronic combination lock system
US3710316A (en) * 1971-09-01 1973-01-09 G Kromer Vehicle electrical combination lock

Also Published As

Publication number Publication date
US3766400A (en) 1973-10-16

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