GB1269365A - Control arrangement, e.g. for an electronic lock - Google Patents

Control arrangement, e.g. for an electronic lock

Info

Publication number
GB1269365A
GB1269365A GB23151/69A GB2315169A GB1269365A GB 1269365 A GB1269365 A GB 1269365A GB 23151/69 A GB23151/69 A GB 23151/69A GB 2315169 A GB2315169 A GB 2315169A GB 1269365 A GB1269365 A GB 1269365A
Authority
GB
United Kingdom
Prior art keywords
multivibrator
pulse
gate
transistor
gates
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
GB23151/69A
Other languages
English (en)
Inventor
Tore Gottfrid Hesselgren
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 GB1269365A publication Critical patent/GB1269365A/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)
  • Burglar Alarm Systems (AREA)
  • Lock And Its Accessories (AREA)
  • Emergency Alarm Devices (AREA)
GB23151/69A 1968-05-07 1969-05-06 Control arrangement, e.g. for an electronic lock Expired GB1269365A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE6113/68A SE309924B (enrdf_load_stackoverflow) 1968-05-07 1968-05-07

Publications (1)

Publication Number Publication Date
GB1269365A true GB1269365A (en) 1972-04-06

Family

ID=20267929

Family Applications (1)

Application Number Title Priority Date Filing Date
GB23151/69A Expired GB1269365A (en) 1968-05-07 1969-05-06 Control arrangement, e.g. for an electronic lock

Country Status (5)

Country Link
US (1) US3656114A (enrdf_load_stackoverflow)
JP (1) JPS522359B1 (enrdf_load_stackoverflow)
DE (1) DE1924875A1 (enrdf_load_stackoverflow)
GB (1) GB1269365A (enrdf_load_stackoverflow)
SE (1) SE309924B (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3735381A (en) * 1971-06-01 1973-05-22 E Zadig Testing apparatus for selectively enabling controlled equipment
US3805246A (en) * 1972-05-08 1974-04-16 Univ Notra Dame Du Lac Coded access device
FR2396465A1 (fr) * 1977-06-27 1979-01-26 Wulf Francis De Dispositif commutateur a verrouillage electronique pour un circuit electrique
US4494114B1 (en) * 1983-12-05 1996-10-15 Int Electronic Tech Security arrangement for and method of rendering microprocessor-controlled electronic equipment inoperative after occurrence of disabling event
TWI412651B (zh) * 2010-06-18 2013-10-21 Mao Jung Fu The key to trigger the structure and method of the code lock of silicon - controlled rectifier and logic gate
TWI403634B (zh) * 2010-06-18 2013-08-01 Mao Jung Fu Structure and Method of Password Lock for Combination of Photoelectric Switch and Silicon Control Rectifier and Logic Gate

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2855588A (en) * 1954-09-15 1958-10-07 Harry W Allen Combination lock and burglar alarm
GB863174A (enrdf_load_stackoverflow) * 1957-09-30
US3024452A (en) * 1958-08-22 1962-03-06 Itt Multi-digit electrical door lock
US3080547A (en) * 1958-11-03 1963-03-05 Motorola Inc Selective calling apparatus
US3175191A (en) * 1960-01-14 1965-03-23 Motorola Inc Binary code signalling system having a binary counter at the receiver responsive to a selected code
US3100389A (en) * 1960-06-30 1963-08-13 Card Key System Inc Security booth
US3327290A (en) * 1963-03-25 1967-06-20 Amp Inc Dial sequence detector
US3380024A (en) * 1964-04-16 1968-04-23 Northern Electric Co Multi-digit electrical combination lock

Also Published As

Publication number Publication date
JPS522359B1 (enrdf_load_stackoverflow) 1977-01-21
DE1924875A1 (de) 1969-12-11
SE309924B (enrdf_load_stackoverflow) 1969-04-08
US3656114A (en) 1972-04-11

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