FR2339917A2 - Dispositif optique pour barriere optique de securite - Google Patents

Dispositif optique pour barriere optique de securite

Info

Publication number
FR2339917A2
FR2339917A2 FR7602816A FR7602816A FR2339917A2 FR 2339917 A2 FR2339917 A2 FR 2339917A2 FR 7602816 A FR7602816 A FR 7602816A FR 7602816 A FR7602816 A FR 7602816A FR 2339917 A2 FR2339917 A2 FR 2339917A2
Authority
FR
France
Prior art keywords
optical
safety barriers
optical device
barriers
optical safety
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
FR7602816A
Other languages
English (en)
French (fr)
Other versions
FR2339917B2 (enrdf_load_stackoverflow
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.)
JAY ELECTRONIQUE SA
Original Assignee
JAY ELECTRONIQUE SA
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 JAY ELECTRONIQUE SA filed Critical JAY ELECTRONIQUE SA
Priority to FR7602816A priority Critical patent/FR2339917A2/fr
Priority to IT1908977A priority patent/IT1077559B/it
Priority to DE19772700819 priority patent/DE2700819A1/de
Priority to GB408977A priority patent/GB1577638A/en
Publication of FR2339917A2 publication Critical patent/FR2339917A2/fr
Application granted granted Critical
Publication of FR2339917B2 publication Critical patent/FR2339917B2/fr
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
    • G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers
    • G01V8/22—Detecting, e.g. by using light barriers using multiple transmitters or receivers using reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
FR7602816A 1976-02-02 1976-02-02 Dispositif optique pour barriere optique de securite Granted FR2339917A2 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7602816A FR2339917A2 (fr) 1976-02-02 1976-02-02 Dispositif optique pour barriere optique de securite
IT1908977A IT1077559B (it) 1976-02-02 1977-01-05 Dispositivo ottico per barriera ottica di sicurezza
DE19772700819 DE2700819A1 (de) 1976-02-02 1977-01-11 Optisches geraet fuer schutz-lichtschranken
GB408977A GB1577638A (en) 1976-02-02 1977-02-01 Optical device for an optical safety barrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7602816A FR2339917A2 (fr) 1976-02-02 1976-02-02 Dispositif optique pour barriere optique de securite

Publications (2)

Publication Number Publication Date
FR2339917A2 true FR2339917A2 (fr) 1977-08-26
FR2339917B2 FR2339917B2 (enrdf_load_stackoverflow) 1979-08-24

Family

ID=9168647

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7602816A Granted FR2339917A2 (fr) 1976-02-02 1976-02-02 Dispositif optique pour barriere optique de securite

Country Status (4)

Country Link
DE (1) DE2700819A1 (enrdf_load_stackoverflow)
FR (1) FR2339917A2 (enrdf_load_stackoverflow)
GB (1) GB1577638A (enrdf_load_stackoverflow)
IT (1) IT1077559B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3621961A1 (de) * 1986-07-01 1988-01-14 Wenglorz Sensoric Gmbh Reflexlichtschranke zur beruehrungslosen nachfuehrung eines geraetes
GB2238379A (en) * 1989-10-13 1991-05-29 John Trett Obstruction detection apparatus

Also Published As

Publication number Publication date
DE2700819A1 (de) 1977-08-04
IT1077559B (it) 1985-05-04
GB1577638A (en) 1980-10-29
FR2339917B2 (enrdf_load_stackoverflow) 1979-08-24

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