JPS5273054A - Position detecting device - Google Patents

Position detecting device

Info

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
Application number
JP14978175A
Other languages
Japanese (ja)
Other versions
JPS5832643B2 (en
Inventor
Masuo Maruyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP14978175A priority Critical patent/JPS5832643B2/en
Publication of JPS5273054A publication Critical patent/JPS5273054A/en
Publication of JPS5832643B2 publication Critical patent/JPS5832643B2/en
Expired legal-status Critical Current

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
JP14978175A 1975-12-15 1975-12-15 Ichikenshiyutsusouchi Expired JPS5832643B2 (en)

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)

Also Published As

Publication number Publication date
JPS5832643B2 (en) 1983-07-14

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