GB2219827B - Security device - Google Patents

Security device

Info

Publication number
GB2219827B
GB2219827B GB8904682A GB8904682A GB2219827B GB 2219827 B GB2219827 B GB 2219827B GB 8904682 A GB8904682 A GB 8904682A GB 8904682 A GB8904682 A GB 8904682A GB 2219827 B GB2219827 B GB 2219827B
Authority
GB
United Kingdom
Prior art keywords
security device
security
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
GB8904682A
Other versions
GB2219827A (en
GB8904682D0 (en
Inventor
Anthony Martin Knight
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB8904682D0 publication Critical patent/GB8904682D0/en
Publication of GB2219827A publication Critical patent/GB2219827A/en
Application granted granted Critical
Publication of GB2219827B publication Critical patent/GB2219827B/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
    • G07C9/00182—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with unidirectional data transmission between data carrier and locks
    • 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
    • B60R25/20—Means to switch the anti-theft system on or off
    • B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
    • 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
    • G07C2009/00753—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys
    • G07C2009/00769—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by wireless means
    • G07C2009/00785—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by wireless means by light

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lock And Its Accessories (AREA)
GB8904682A 1988-06-15 1989-03-01 Security device Expired GB2219827B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8814182A GB8814182D0 (en) 1988-06-15 1988-06-15 Security device

Publications (3)

Publication Number Publication Date
GB8904682D0 GB8904682D0 (en) 1989-04-12
GB2219827A GB2219827A (en) 1989-12-20
GB2219827B true GB2219827B (en) 1992-10-28

Family

ID=10638717

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8814182A Pending GB8814182D0 (en) 1988-06-15 1988-06-15 Security device
GB8904682A Expired GB2219827B (en) 1988-06-15 1989-03-01 Security device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8814182A Pending GB8814182D0 (en) 1988-06-15 1988-06-15 Security device

Country Status (1)

Country Link
GB (2) GB8814182D0 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2661878B1 (en) * 1990-05-14 1994-03-11 Sebty Sarl ANTI-THEFT DEVICE FOR MOTOR VEHICLES BY INVIOLABLE CUT-OFF OF THE FUEL SUPPLY.
FR2685267B1 (en) * 1991-12-24 1996-12-13 Le Bail Hubert FIBER OPTICALLY CONTROLLED ANTI-THEFT SYSTEM (FOR MOTOR VEHICLES).
GB9218439D0 (en) * 1992-08-29 1992-10-14 Pilkington Micro Electronics Electrinic identification system with anti-tampering protection
DE4240458C1 (en) 1992-12-02 1993-12-23 Grundig Emv Device for protecting motor vehicles and electronic devices contained therein against theft
FR2702434B1 (en) * 1993-03-09 1995-04-21 Thomson Csf Anti-theft device for motor vehicle.
EP0614791A1 (en) * 1993-03-09 1994-09-14 Thomson-Csf Antitheft device for motor vehicle
DE4403655C2 (en) * 1994-02-05 1998-06-04 Telefunken Microelectron Electronic system for a motor-driven vehicle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660831A (en) * 1969-04-02 1972-05-02 Maezelectronics S N C Di Lucia Electronic antitheft device using an electronic safety lock
GB1424991A (en) * 1973-02-01 1976-02-11 Daimler Benz Ag Vehicle steering and ignition switch actuating lock
US4449385A (en) * 1981-10-20 1984-05-22 Antivols Simplex Electro-mechanical anti-theft device for automobile vehicles
GB2144171A (en) * 1983-07-29 1985-02-27 Fezza Jolanda Antitheft device for motor vehicles

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660831A (en) * 1969-04-02 1972-05-02 Maezelectronics S N C Di Lucia Electronic antitheft device using an electronic safety lock
GB1424991A (en) * 1973-02-01 1976-02-11 Daimler Benz Ag Vehicle steering and ignition switch actuating lock
US4449385A (en) * 1981-10-20 1984-05-22 Antivols Simplex Electro-mechanical anti-theft device for automobile vehicles
GB2144171A (en) * 1983-07-29 1985-02-27 Fezza Jolanda Antitheft device for motor vehicles

Also Published As

Publication number Publication date
GB8814182D0 (en) 1988-07-20
GB2219827A (en) 1989-12-20
GB8904682D0 (en) 1989-04-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990301