JPH0445794B2 - - Google Patents

Info

Publication number
JPH0445794B2
JPH0445794B2 JP57162833A JP16283382A JPH0445794B2 JP H0445794 B2 JPH0445794 B2 JP H0445794B2 JP 57162833 A JP57162833 A JP 57162833A JP 16283382 A JP16283382 A JP 16283382A JP H0445794 B2 JPH0445794 B2 JP H0445794B2
Authority
JP
Japan
Prior art keywords
light
circuit
output
pulse
gate
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.)
Expired - Lifetime
Application number
JP57162833A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5873889A (ja
Inventor
Toshibumi Fukuyama
Norio Onchi
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics Co
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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Priority to JP57162833A priority Critical patent/JPS5873889A/ja
Publication of JPS5873889A publication Critical patent/JPS5873889A/ja
Publication of JPH0445794B2 publication Critical patent/JPH0445794B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Light Receiving Elements (AREA)
  • Optical Transform (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP57162833A 1982-09-18 1982-09-18 光電スイツチ Granted JPS5873889A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57162833A JPS5873889A (ja) 1982-09-18 1982-09-18 光電スイツチ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57162833A JPS5873889A (ja) 1982-09-18 1982-09-18 光電スイツチ

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP55089555A Division JPS6051043B2 (ja) 1980-06-30 1980-06-30 光電スイッチ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP12162593A Division JP2709017B2 (ja) 1993-05-24 1993-05-24 光電スイッチ

Publications (2)

Publication Number Publication Date
JPS5873889A JPS5873889A (ja) 1983-05-04
JPH0445794B2 true JPH0445794B2 (en]) 1992-07-27

Family

ID=15762105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57162833A Granted JPS5873889A (ja) 1982-09-18 1982-09-18 光電スイツチ

Country Status (1)

Country Link
JP (1) JPS5873889A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6487U (en]) * 1987-06-18 1989-01-05

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4068130A (en) * 1976-11-16 1978-01-10 Chloride Incorporated Smoke detector with means for changing light pulse frequency

Also Published As

Publication number Publication date
JPS5873889A (ja) 1983-05-04

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