JPS51121187A - Light projector and receiver for photo switch - Google Patents

Light projector and receiver for photo switch

Info

Publication number
JPS51121187A
JPS51121187A JP4672575A JP4672575A JPS51121187A JP S51121187 A JPS51121187 A JP S51121187A JP 4672575 A JP4672575 A JP 4672575A JP 4672575 A JP4672575 A JP 4672575A JP S51121187 A JPS51121187 A JP S51121187A
Authority
JP
Japan
Prior art keywords
receiver
light projector
photo switch
photo
switch
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
JP4672575A
Other languages
Japanese (ja)
Other versions
JPS5430752B2 (en
Inventor
Kazumasa Hayata
Tatsuo Ogawa
Shiyouzou Tanaka
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 JP4672575A priority Critical patent/JPS51121187A/en
Publication of JPS51121187A publication Critical patent/JPS51121187A/en
Publication of JPS5430752B2 publication Critical patent/JPS5430752B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Switches Operated By Changes In Physical Conditions (AREA)
  • Push-Button Switches (AREA)
JP4672575A 1975-04-16 1975-04-16 Light projector and receiver for photo switch Granted JPS51121187A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4672575A JPS51121187A (en) 1975-04-16 1975-04-16 Light projector and receiver for photo switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4672575A JPS51121187A (en) 1975-04-16 1975-04-16 Light projector and receiver for photo switch

Publications (2)

Publication Number Publication Date
JPS51121187A true JPS51121187A (en) 1976-10-22
JPS5430752B2 JPS5430752B2 (en) 1979-10-02

Family

ID=12755307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4672575A Granted JPS51121187A (en) 1975-04-16 1975-04-16 Light projector and receiver for photo switch

Country Status (1)

Country Link
JP (1) JPS51121187A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226177U (en) * 1975-08-15 1977-02-23
JPS53115079U (en) * 1977-02-21 1978-09-13
JPS5474280U (en) * 1977-11-07 1979-05-26
JPS57171579U (en) * 1981-04-11 1982-10-28
JPS57171580U (en) * 1981-04-11 1982-10-28
JPS57171581U (en) * 1981-04-11 1982-10-28
JPH0195038U (en) * 1987-12-16 1989-06-22

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3502389A (en) * 1967-12-05 1970-03-24 Edwin H Hilborn Screen for front surface projection
US3618091A (en) * 1961-11-10 1971-11-02 Sanders Associates Inc Conical antenna system
JPS4926065U (en) * 1972-06-07 1974-03-06

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3618091A (en) * 1961-11-10 1971-11-02 Sanders Associates Inc Conical antenna system
US3502389A (en) * 1967-12-05 1970-03-24 Edwin H Hilborn Screen for front surface projection
JPS4926065U (en) * 1972-06-07 1974-03-06

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226177U (en) * 1975-08-15 1977-02-23
JPS5525156Y2 (en) * 1975-08-15 1980-06-17
JPS53115079U (en) * 1977-02-21 1978-09-13
JPS5611299Y2 (en) * 1977-02-21 1981-03-13
JPS5474280U (en) * 1977-11-07 1979-05-26
JPS57171579U (en) * 1981-04-11 1982-10-28
JPS57171580U (en) * 1981-04-11 1982-10-28
JPS57171581U (en) * 1981-04-11 1982-10-28
JPH0142063Y2 (en) * 1981-04-11 1989-12-11
JPH0195038U (en) * 1987-12-16 1989-06-22

Also Published As

Publication number Publication date
JPS5430752B2 (en) 1979-10-02

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