JPS5422300A - Electronic lock - Google Patents
Electronic lockInfo
- Publication number
- JPS5422300A JPS5422300A JP8715777A JP8715777A JPS5422300A JP S5422300 A JPS5422300 A JP S5422300A JP 8715777 A JP8715777 A JP 8715777A JP 8715777 A JP8715777 A JP 8715777A JP S5422300 A JPS5422300 A JP S5422300A
- Authority
- JP
- Japan
- Prior art keywords
- electronic lock
- cipher number
- register
- cipher
- entering
- 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
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 heighten safety, by previously setting a cipher number in a first register and by entering a cipher number by numerical keys and storing the cipher number in a second register to make it possible to perform unlocking when the two registers coincide with each other.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8715777A JPS5422300A (en) | 1977-07-19 | 1977-07-19 | Electronic lock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8715777A JPS5422300A (en) | 1977-07-19 | 1977-07-19 | Electronic lock |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5422300A true JPS5422300A (en) | 1979-02-20 |
JPS5629079B2 JPS5629079B2 (en) | 1981-07-06 |
Family
ID=13907144
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8715777A Granted JPS5422300A (en) | 1977-07-19 | 1977-07-19 | Electronic lock |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5422300A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60258381A (en) * | 1984-06-04 | 1985-12-20 | 三和シヤツタ−工業株式会社 | Method and apparatus for altering secret code of building shutter or electronic lock |
JPS60258382A (en) * | 1984-06-04 | 1985-12-20 | 沖電気防災株式会社 | Method and apparatus for controlling building shutter or electronic lock |
-
1977
- 1977-07-19 JP JP8715777A patent/JPS5422300A/en active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60258381A (en) * | 1984-06-04 | 1985-12-20 | 三和シヤツタ−工業株式会社 | Method and apparatus for altering secret code of building shutter or electronic lock |
JPS60258382A (en) * | 1984-06-04 | 1985-12-20 | 沖電気防災株式会社 | Method and apparatus for controlling building shutter or electronic lock |
JPH0437907B2 (en) * | 1984-06-04 | 1992-06-22 | Oki Denki Bosai Kk | |
JPH0443146B2 (en) * | 1984-06-04 | 1992-07-15 | Sanwa Shatsutaa Kogyo Kk |
Also Published As
Publication number | Publication date |
---|---|
JPS5629079B2 (en) | 1981-07-06 |
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