JPS5273054A - Position detecting device - Google Patents
Position detecting deviceInfo
- Publication number
- JPS5273054A JPS5273054A JP14978175A JP14978175A JPS5273054A JP S5273054 A JPS5273054 A JP S5273054A JP 14978175 A JP14978175 A JP 14978175A JP 14978175 A JP14978175 A JP 14978175A JP S5273054 A JPS5273054 A JP S5273054A
- Authority
- JP
- Japan
- Prior art keywords
- light
- detecting device
- position detecting
- angle
- infuluences
- 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
Abstract
PURPOSE: To provide a position detecting device, in which the light from a light emission element is totally reflected by two planes facing at an angle twice the critical angle so that it may go into a light reception element to detect an object in the optical path with the resultant reduction in the detection error while precluding the infuluences from the light from the outside.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14978175A JPS5832643B2 (en) | 1975-12-15 | 1975-12-15 | Ichikenshiyutsusouchi |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14978175A JPS5832643B2 (en) | 1975-12-15 | 1975-12-15 | Ichikenshiyutsusouchi |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5273054A true JPS5273054A (en) | 1977-06-18 |
JPS5832643B2 JPS5832643B2 (en) | 1983-07-14 |
Family
ID=15482570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14978175A Expired JPS5832643B2 (en) | 1975-12-15 | 1975-12-15 | Ichikenshiyutsusouchi |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5832643B2 (en) |
-
1975
- 1975-12-15 JP JP14978175A patent/JPS5832643B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5832643B2 (en) | 1983-07-14 |
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