JPS5872353U - key mechanism - Google Patents

key mechanism

Info

Publication number
JPS5872353U
JPS5872353U JP16732981U JP16732981U JPS5872353U JP S5872353 U JPS5872353 U JP S5872353U JP 16732981 U JP16732981 U JP 16732981U JP 16732981 U JP16732981 U JP 16732981U JP S5872353 U JPS5872353 U JP S5872353U
Authority
JP
Japan
Prior art keywords
light
key
photodetector
predetermined position
key mechanism
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.)
Pending
Application number
JP16732981U
Other languages
Japanese (ja)
Inventor
豊崎　武虎
Original Assignee
日本電気株式会社
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 日本電気株式会社 filed Critical 日本電気株式会社
Priority to JP16732981U priority Critical patent/JPS5872353U/en
Publication of JPS5872353U publication Critical patent/JPS5872353U/en
Pending legal-status Critical Current

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  • Lock And Its Accessories (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図〜第３図は本考案の実施例を示す断面図である。 １・・・・・・錠本体、２・・・・・・光導体、３・・
・・・・光源、４・・・・・・光検出器、５・・・・・
・デコーダ、６・・・・・・鍵解除機構。1 to 3 are cross-sectional views showing embodiments of the present invention. 1...Lock body, 2...Light guide, 3...
...Light source, 4...Photodetector, 5...
・Decoder, 6...Key release mechanism.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 予め定めた形状を有する鍵側に、この錠本体の予め定め
た位置表面部に光導入部とこの光導入部からの光を放射
する光放射部とを有する光導体を設けるとともに、ドア
側に前記光導入部に光を放射する光源と、前記光放射部
からの光を検出する光検出器と、この光検出器による光
検出が予め定めた位置からのものであるときのみ鍵を解
除する鍵解除機とを設けたことを特徴とする鍵機構。On the key side having a predetermined shape, a light guide having a light introduction part and a light emitting part that emits light from the light introduction part is provided on the surface part of the lock body at a predetermined position, and on the door side. A light source that emits light to the light introducing section, a photodetector that detects light from the light emitting section, and unlocking only when light detected by the photodetector is from a predetermined position. A key mechanism characterized by being provided with a key release device.
JP16732981U 1981-11-10 1981-11-10 key mechanism Pending JPS5872353U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16732981U JPS5872353U (en) 1981-11-10 1981-11-10 key mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16732981U JPS5872353U (en) 1981-11-10 1981-11-10 key mechanism

Publications (1)

Publication Number Publication Date
JPS5872353U true JPS5872353U (en) 1983-05-16

Family

ID=29959429

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16732981U Pending JPS5872353U (en) 1981-11-10 1981-11-10 key mechanism

Country Status (1)

Country Link
JP (1) JPS5872353U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63129064U (en) * 1987-02-17 1988-08-24
JPH0220782A (en) * 1988-07-11 1990-01-24 Kokusan Kinzoku Kogyo Co Ltd Optical electron control device for automobile

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5016720A (en) * 1973-05-25 1975-02-21
JPS557398A (en) * 1978-06-27 1980-01-19 Marlok Inc Door controller
JPS55159080A (en) * 1979-05-28 1980-12-10 Nippon Telegraph & Telephone Optical fiber key

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5016720A (en) * 1973-05-25 1975-02-21
JPS557398A (en) * 1978-06-27 1980-01-19 Marlok Inc Door controller
JPS55159080A (en) * 1979-05-28 1980-12-10 Nippon Telegraph & Telephone Optical fiber key

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63129064U (en) * 1987-02-17 1988-08-24
JPH0220782A (en) * 1988-07-11 1990-01-24 Kokusan Kinzoku Kogyo Co Ltd Optical electron control device for automobile

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