JPH01171304U - - Google Patents

Info

Publication number
JPH01171304U
JPH01171304U JP6731888U JP6731888U JPH01171304U JP H01171304 U JPH01171304 U JP H01171304U JP 6731888 U JP6731888 U JP 6731888U JP 6731888 U JP6731888 U JP 6731888U JP H01171304 U JPH01171304 U JP H01171304U
Authority
JP
Japan
Prior art keywords
light
light emitting
emitting element
receiving element
rotating body
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
JP6731888U
Other languages
English (en)
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 JP6731888U priority Critical patent/JPH01171304U/ja
Priority to US07/315,526 priority patent/US4914831A/en
Publication of JPH01171304U publication Critical patent/JPH01171304U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
JP6731888U 1988-03-04 1988-05-21 Pending JPH01171304U (enrdf_load_stackoverflow)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP6731888U JPH01171304U (enrdf_load_stackoverflow) 1988-05-21 1988-05-21
US07/315,526 US4914831A (en) 1988-03-04 1989-02-24 Rotation detecting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6731888U JPH01171304U (enrdf_load_stackoverflow) 1988-05-21 1988-05-21

Publications (1)

Publication Number Publication Date
JPH01171304U true JPH01171304U (enrdf_load_stackoverflow) 1989-12-05

Family

ID=31292691

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6731888U Pending JPH01171304U (enrdf_load_stackoverflow) 1988-03-04 1988-05-21

Country Status (1)

Country Link
JP (1) JPH01171304U (enrdf_load_stackoverflow)

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