JPS63181151U - - Google Patents

Info

Publication number
JPS63181151U
JPS63181151U JP7192187U JP7192187U JPS63181151U JP S63181151 U JPS63181151 U JP S63181151U JP 7192187 U JP7192187 U JP 7192187U JP 7192187 U JP7192187 U JP 7192187U JP S63181151 U JPS63181151 U JP S63181151U
Authority
JP
Japan
Prior art keywords
light
mounting direction
optical disk
receiving element
receiving
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
JP7192187U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP7192187U priority Critical patent/JPS63181151U/ja
Publication of JPS63181151U publication Critical patent/JPS63181151U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
  • Geophysics And Detection Of Objects (AREA)

Description

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

第1図は本考案の実施例を示す断面図、第2図
は第1図の実施例の回路図、第3図は従来の実施
例を示す断面図、第4図は第3図の回路図である
。 1……ピン、2,3……受光素子、4,5……
発光素子。
Fig. 1 is a sectional view showing an embodiment of the present invention, Fig. 2 is a circuit diagram of the embodiment shown in Fig. 1, Fig. 3 is a sectional view showing a conventional embodiment, and Fig. 4 is a circuit diagram of the embodiment shown in Fig. 3. It is a diagram. 1... Pin, 2, 3... Light receiving element, 4, 5...
Light emitting element.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 光デイスク装置の装着方向に対して直角な光軸
を持つとともに前記装着方向に平行した位置に配
置された2対の発光素子および受光素子と、前記
受光素子出力の論理信号を出力する論理素子から
構成されている回路と、前記発光素子と受光素子
の間に光デイスク媒体を装着すると機械的に光を
通過/遮断する機構とを有し検出の誤動作を、防
止することを特徴とする光デイスク装置用パーミ
ツト/プロテクト検出器。
Two pairs of light-emitting elements and light-receiving elements having optical axes perpendicular to the mounting direction of the optical disk device and arranged parallel to the mounting direction, and a logic element that outputs a logic signal of the light-receiving element output. and a mechanism that mechanically passes/blocks light when an optical disk medium is attached between the light emitting element and the light receiving element, and prevents detection malfunctions. Permit/protect detector for equipment.
JP7192187U 1987-05-13 1987-05-13 Pending JPS63181151U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7192187U JPS63181151U (en) 1987-05-13 1987-05-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7192187U JPS63181151U (en) 1987-05-13 1987-05-13

Publications (1)

Publication Number Publication Date
JPS63181151U true JPS63181151U (en) 1988-11-22

Family

ID=30914916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7192187U Pending JPS63181151U (en) 1987-05-13 1987-05-13

Country Status (1)

Country Link
JP (1) JPS63181151U (en)

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