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
Links
- 230000003287 optical effect Effects 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 1
- 230000007257 malfunction Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
- Geophysics And Detection Of Objects (AREA)
Description
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)
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.
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) |
-
1987
- 1987-05-13 JP JP7192187U patent/JPS63181151U/ja active Pending
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