GB2241734B - Dynamic lock and key - Google Patents

Dynamic lock and key

Info

Publication number
GB2241734B
GB2241734B GB9101644A GB9101644A GB2241734B GB 2241734 B GB2241734 B GB 2241734B GB 9101644 A GB9101644 A GB 9101644A GB 9101644 A GB9101644 A GB 9101644A GB 2241734 B GB2241734 B GB 2241734B
Authority
GB
United Kingdom
Prior art keywords
key
dynamic lock
lock
dynamic
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 - Fee Related
Application number
GB9101644A
Other versions
GB2241734A (en
GB9101644D0 (en
Inventor
Peter David Benmax
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.)
AUTOMATIC BUTTON Co LIMIT
Original Assignee
AUTOMATIC BUTTON Co LIMIT
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 AUTOMATIC BUTTON Co LIMIT filed Critical AUTOMATIC BUTTON Co LIMIT
Publication of GB9101644D0 publication Critical patent/GB9101644D0/en
Publication of GB2241734A publication Critical patent/GB2241734A/en
Application granted granted Critical
Publication of GB2241734B publication Critical patent/GB2241734B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G07C2009/00238—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 the transmittted data signal containing a code which is changed
    • G07C2009/00253—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 the transmittted data signal containing a code which is changed dynamically, e.g. variable code - rolling code
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lock And Its Accessories (AREA)
GB9101644A 1990-01-26 1991-01-25 Dynamic lock and key Expired - Fee Related GB2241734B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909001804A GB9001804D0 (en) 1990-01-26 1990-01-26 Dynamic lock and key

Publications (3)

Publication Number Publication Date
GB9101644D0 GB9101644D0 (en) 1991-03-06
GB2241734A GB2241734A (en) 1991-09-11
GB2241734B true GB2241734B (en) 1993-07-21

Family

ID=10669950

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909001804A Pending GB9001804D0 (en) 1990-01-26 1990-01-26 Dynamic lock and key
GB9101644A Expired - Fee Related GB2241734B (en) 1990-01-26 1991-01-25 Dynamic lock and key

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB909001804A Pending GB9001804D0 (en) 1990-01-26 1990-01-26 Dynamic lock and key

Country Status (1)

Country Link
GB (2) GB9001804D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105654594A (en) * 2015-12-21 2016-06-08 林海航 Intelligent remote control key

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5673034A (en) * 1993-10-12 1997-09-30 Saliga; Thomas V. Security system comprising three apparatuses sharing a time-varying code
US5397884A (en) * 1993-10-12 1995-03-14 Saliga; Thomas V. Electronic kay storing time-varying code segments generated by a central computer and operating with synchronized off-line locks
US5488358A (en) * 1994-02-18 1996-01-30 Mas-Hamilton Group Electronic combination lock with closure and locking verification
DE4430315C2 (en) * 1994-08-26 1997-10-23 Telefunken Microelectron Method for operating a locking system for lockable objects
DE10134837A1 (en) * 2001-07-17 2003-01-30 Hella Kg Hueck & Co Method for remotely locking and / or unlocking a vehicle
CN107165499A (en) * 2017-06-25 2017-09-15 谭灵强 A kind of lockset can constantly update the electronic cipher locking method of password without networking

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0042886A1 (en) * 1980-07-01 1982-01-06 Iwasaki Engineering Co., Ltd. Electronic locking device
US4596985A (en) * 1982-11-27 1986-06-24 Kiekert Gmbh & Co. Kommanditgesellschaft Radio-controlled lock method with automatic code change
US4723121A (en) * 1985-09-10 1988-02-02 Hulsbeck & Furst Gmbh & Co. Kg. Electronic locking apparatus for motor vehicles
EP0276444A1 (en) * 1987-01-30 1988-08-03 Schulte-Schlagbaum Aktiengesellschaft Locking device with a large number of locking combinations
US4847614A (en) * 1986-10-29 1989-07-11 Wilhelm Ruf Kg Electronic remote control means, especially for centrally controlled locking systems in motor vehicles

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0042886A1 (en) * 1980-07-01 1982-01-06 Iwasaki Engineering Co., Ltd. Electronic locking device
US4596985A (en) * 1982-11-27 1986-06-24 Kiekert Gmbh & Co. Kommanditgesellschaft Radio-controlled lock method with automatic code change
US4723121A (en) * 1985-09-10 1988-02-02 Hulsbeck & Furst Gmbh & Co. Kg. Electronic locking apparatus for motor vehicles
US4847614A (en) * 1986-10-29 1989-07-11 Wilhelm Ruf Kg Electronic remote control means, especially for centrally controlled locking systems in motor vehicles
EP0276444A1 (en) * 1987-01-30 1988-08-03 Schulte-Schlagbaum Aktiengesellschaft Locking device with a large number of locking combinations

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105654594A (en) * 2015-12-21 2016-06-08 林海航 Intelligent remote control key
CN105654594B (en) * 2015-12-21 2017-12-12 林海航 A kind of intelligent remote control key

Also Published As

Publication number Publication date
GB2241734A (en) 1991-09-11
GB9101644D0 (en) 1991-03-06
GB9001804D0 (en) 1990-03-28

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Legal Events

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

Effective date: 20020125