JPS57203964A - Photoelectric relay for detecting direction - Google Patents

Photoelectric relay for detecting direction

Info

Publication number
JPS57203964A
JPS57203964A JP9015381A JP9015381A JPS57203964A JP S57203964 A JPS57203964 A JP S57203964A JP 9015381 A JP9015381 A JP 9015381A JP 9015381 A JP9015381 A JP 9015381A JP S57203964 A JPS57203964 A JP S57203964A
Authority
JP
Japan
Prior art keywords
light
amount
received
change
receiving members
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
JP9015381A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0232582B2 (enrdf_load_stackoverflow
Inventor
Akira Morimoto
Mikio Kondo
Kazuhito Kayaki
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 Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP9015381A priority Critical patent/JPS57203964A/ja
Publication of JPS57203964A publication Critical patent/JPS57203964A/ja
Publication of JPH0232582B2 publication Critical patent/JPH0232582B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/02—Indicating direction only, e.g. by weather vane
    • G01P13/04—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
JP9015381A 1981-06-10 1981-06-10 Photoelectric relay for detecting direction Granted JPS57203964A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9015381A JPS57203964A (en) 1981-06-10 1981-06-10 Photoelectric relay for detecting direction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9015381A JPS57203964A (en) 1981-06-10 1981-06-10 Photoelectric relay for detecting direction

Publications (2)

Publication Number Publication Date
JPS57203964A true JPS57203964A (en) 1982-12-14
JPH0232582B2 JPH0232582B2 (enrdf_load_stackoverflow) 1990-07-20

Family

ID=13990542

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9015381A Granted JPS57203964A (en) 1981-06-10 1981-06-10 Photoelectric relay for detecting direction

Country Status (1)

Country Link
JP (1) JPS57203964A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54119969A (en) * 1978-03-10 1979-09-18 Fuji Electric Co Ltd Moving direction discriminating circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54119969A (en) * 1978-03-10 1979-09-18 Fuji Electric Co Ltd Moving direction discriminating circuit

Also Published As

Publication number Publication date
JPH0232582B2 (enrdf_load_stackoverflow) 1990-07-20

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