FR2250430A5 - - Google Patents

Info

Publication number
FR2250430A5
FR2250430A5 FR7332912A FR7332912A FR2250430A5 FR 2250430 A5 FR2250430 A5 FR 2250430A5 FR 7332912 A FR7332912 A FR 7332912A FR 7332912 A FR7332912 A FR 7332912A FR 2250430 A5 FR2250430 A5 FR 2250430A5
Authority
FR
France
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
Application number
FR7332912A
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.)
Erwin Sick GmbH Optik Elektronik
Original Assignee
Erwin Sick GmbH Optik Elektronik
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 Erwin Sick GmbH Optik Elektronik filed Critical Erwin Sick GmbH Optik Elektronik
Priority to FR7332912A priority Critical patent/FR2250430A5/fr
Application granted granted Critical
Publication of FR2250430A5 publication Critical patent/FR2250430A5/fr
Expired 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/144—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using light grids
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
    • G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier
    • G08B13/184—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier using radiation reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Mechanical Engineering (AREA)
FR7332912A 1973-09-13 1973-09-13 Expired FR2250430A5 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7332912A FR2250430A5 (fr) 1973-09-13 1973-09-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7332912A FR2250430A5 (fr) 1973-09-13 1973-09-13

Publications (1)

Publication Number Publication Date
FR2250430A5 true FR2250430A5 (fr) 1975-05-30

Family

ID=9124974

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7332912A Expired FR2250430A5 (fr) 1973-09-13 1973-09-13

Country Status (1)

Country Link
FR (1) FR2250430A5 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005854A1 (fr) * 1978-06-02 1979-12-12 Erwin Sick GmbH Optik-Elektronik Dispositif pour faciliter l'alignement d'un groupe d'émetteurs ou de récepteurs de lumière, commutés cycliquement avec un seul récepteur ou émetteur de lumière
FR2520137A1 (fr) * 1982-01-21 1983-07-22 Deude Rene Systeme opto-electronique monobloc inviolable permettant la detection, le controle, informant d'une maniere analogique, numerique et tout ou rien

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005854A1 (fr) * 1978-06-02 1979-12-12 Erwin Sick GmbH Optik-Elektronik Dispositif pour faciliter l'alignement d'un groupe d'émetteurs ou de récepteurs de lumière, commutés cycliquement avec un seul récepteur ou émetteur de lumière
FR2520137A1 (fr) * 1982-01-21 1983-07-22 Deude Rene Systeme opto-electronique monobloc inviolable permettant la detection, le controle, informant d'une maniere analogique, numerique et tout ou rien

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse