JPS5240177A - Revolving direction detecting device - Google Patents

Revolving direction detecting device

Info

Publication number
JPS5240177A
JPS5240177A JP11476475A JP11476475A JPS5240177A JP S5240177 A JPS5240177 A JP S5240177A JP 11476475 A JP11476475 A JP 11476475A JP 11476475 A JP11476475 A JP 11476475A JP S5240177 A JPS5240177 A JP S5240177A
Authority
JP
Japan
Prior art keywords
detecting device
direction detecting
revolving direction
revolving
possble
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
JP11476475A
Other languages
Japanese (ja)
Inventor
Kunihiro Motoyoshi
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP11476475A priority Critical patent/JPS5240177A/en
Publication of JPS5240177A publication Critical patent/JPS5240177A/en
Pending legal-status Critical Current

Links

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  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)

Abstract

PURPOSE: To detect the light reflected from two markers provided on a rotating body by means of photoelectric conversion elements, thereby making possble the effective detection of revolving directions.
COPYRIGHT: (C)1977,JPO&Japio
JP11476475A 1975-09-25 1975-09-25 Revolving direction detecting device Pending JPS5240177A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11476475A JPS5240177A (en) 1975-09-25 1975-09-25 Revolving direction detecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11476475A JPS5240177A (en) 1975-09-25 1975-09-25 Revolving direction detecting device

Publications (1)

Publication Number Publication Date
JPS5240177A true JPS5240177A (en) 1977-03-28

Family

ID=14646087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11476475A Pending JPS5240177A (en) 1975-09-25 1975-09-25 Revolving direction detecting device

Country Status (1)

Country Link
JP (1) JPS5240177A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52107880A (en) * 1976-03-05 1977-09-09 Tomotaka Umeda System for detecting direction of rotation of object

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52107880A (en) * 1976-03-05 1977-09-09 Tomotaka Umeda System for detecting direction of rotation of object

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