GB2166186B - Security switch - Google Patents

Security switch

Info

Publication number
GB2166186B
GB2166186B GB08427243A GB8427243A GB2166186B GB 2166186 B GB2166186 B GB 2166186B GB 08427243 A GB08427243 A GB 08427243A GB 8427243 A GB8427243 A GB 8427243A GB 2166186 B GB2166186 B GB 2166186B
Authority
GB
United Kingdom
Prior art keywords
security switch
security
switch
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
GB08427243A
Other versions
GB8427243D0 (en
GB2166186A (en
Inventor
Joseph Allan Riley
Ronald Hunt
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.)
PRESSLER PHILIP THOMAS
Original Assignee
PRESSLER PHILIP THOMAS
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 PRESSLER PHILIP THOMAS filed Critical PRESSLER PHILIP THOMAS
Priority to GB08427243A priority Critical patent/GB2166186B/en
Publication of GB8427243D0 publication Critical patent/GB8427243D0/en
Publication of GB2166186A publication Critical patent/GB2166186A/en
Application granted granted Critical
Publication of GB2166186B publication Critical patent/GB2166186B/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)
  • Input From Keyboards Or The Like (AREA)
  • Lock And Its Accessories (AREA)
GB08427243A 1984-10-27 1984-10-27 Security switch Expired GB2166186B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08427243A GB2166186B (en) 1984-10-27 1984-10-27 Security switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08427243A GB2166186B (en) 1984-10-27 1984-10-27 Security switch

Publications (3)

Publication Number Publication Date
GB8427243D0 GB8427243D0 (en) 1984-12-05
GB2166186A GB2166186A (en) 1986-04-30
GB2166186B true GB2166186B (en) 1988-02-17

Family

ID=10568882

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08427243A Expired GB2166186B (en) 1984-10-27 1984-10-27 Security switch

Country Status (1)

Country Link
GB (1) GB2166186B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2353323B (en) * 1999-08-19 2002-12-04 Steven Leonard Prizeman Controlling electrical machines
WO2018130875A1 (en) * 2017-01-10 2018-07-19 Van Der Walt, Louis, Stephanus An electrical switching system for a building or installation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1251081A (en) * 1968-03-19 1971-10-27
GB1323542A (en) * 1971-01-13 1973-07-18 Shorrock Dev Electric combination lock
US4417247A (en) * 1981-10-29 1983-11-22 Minnesota Mining And Manufacturing Company Circuitry controlled by coded manual switching for producing a control signal

Also Published As

Publication number Publication date
GB8427243D0 (en) 1984-12-05
GB2166186A (en) 1986-04-30

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Legal Events

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