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JPS5410098A - Electronic key - Google Patents

Electronic key

Info

Publication number
JPS5410098A
JPS5410098A JP7468277A JP7468277A JPS5410098A JP S5410098 A JPS5410098 A JP S5410098A JP 7468277 A JP7468277 A JP 7468277A JP 7468277 A JP7468277 A JP 7468277A JP S5410098 A JPS5410098 A JP S5410098A
Authority
JP
Japan
Prior art keywords
electronic key
code number
secrecy
person
maintained
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.)
Granted
Application number
JP7468277A
Other languages
Japanese (ja)
Other versions
JPS6016549B2 (en
Inventor
Akira Nagano
Isamu Ishida
Kazuaki Urasaki
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics 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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Priority to JP7468277A priority Critical patent/JPS6016549B2/en
Publication of JPS5410098A publication Critical patent/JPS5410098A/en
Publication of JPS6016549B2 publication Critical patent/JPS6016549B2/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)

Abstract

PURPOSE:To provide the subject key wherein the code number for bringing door in unlocked state can be changed into a desired unit, whereby even if the code number comes to known to a third person, secrecy can be maintained.
JP7468277A 1977-06-22 1977-06-22 electronic key Expired JPS6016549B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7468277A JPS6016549B2 (en) 1977-06-22 1977-06-22 electronic key

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7468277A JPS6016549B2 (en) 1977-06-22 1977-06-22 electronic key

Publications (2)

Publication Number Publication Date
JPS5410098A true JPS5410098A (en) 1979-01-25
JPS6016549B2 JPS6016549B2 (en) 1985-04-26

Family

ID=13554233

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7468277A Expired JPS6016549B2 (en) 1977-06-22 1977-06-22 electronic key

Country Status (1)

Country Link
JP (1) JPS6016549B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6441993A (en) * 1987-08-07 1989-02-14 Mitsubishi Electric Corp Crime preventing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6441993A (en) * 1987-08-07 1989-02-14 Mitsubishi Electric Corp Crime preventing device

Also Published As

Publication number Publication date
JPS6016549B2 (en) 1985-04-26

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