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GB916825A - A photoelectric barrier - Google Patents

A photoelectric barrier

Info

Publication number
GB916825A
GB916825A GB2048/61A GB204861A GB916825A GB 916825 A GB916825 A GB 916825A GB 2048/61 A GB2048/61 A GB 2048/61A GB 204861 A GB204861 A GB 204861A GB 916825 A GB916825 A GB 916825A
Authority
GB
United Kingdom
Prior art keywords
photo
cylinder
light
lens
jan
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
Application number
GB2048/61A
Other languages
English (en)
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of GB916825A publication Critical patent/GB916825A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • 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
    • G01V8/18—Detecting, e.g. by using light barriers using one transmitter and one receiver using mechanical scanning systems

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Mechanical Engineering (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
GB2048/61A 1960-01-19 1961-01-18 A photoelectric barrier Expired GB916825A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH38414A DE1239962B (de) 1960-01-19 1960-01-19 Aus Lichtsender und Lichtempfaenger bestehende lichtelektrische Schranke verhaeltnismaessig grosser Breite

Publications (1)

Publication Number Publication Date
GB916825A true GB916825A (en) 1963-01-30

Family

ID=7153626

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2048/61A Expired GB916825A (en) 1960-01-19 1961-01-18 A photoelectric barrier

Country Status (4)

Country Link
BE (1) BE599266A (de)
CH (1) CH391896A (de)
DE (1) DE1239962B (de)
GB (1) GB916825A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1283709B (de) * 1961-10-13 1968-11-21 Licentia Gmbh Lichtelektrische, eine Flaeche ueberwachende, mit Impulslicht arbeitende Schranke

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE693940C (de) * 1939-05-25 1940-07-22 Siemens App Interferenzmodulator zum Modulieren von Lichtstrahlen
DE886708C (de) * 1943-05-11 1953-08-17 Siemens Ag Anordnung zur Steuerung des Lichtes einer Gasentladungslampe
US2486029A (en) * 1946-12-10 1949-10-25 Pitometer Log Corp Electric motor follow-up apparatus
DE1057681B (de) * 1955-01-03 1959-05-21 Ibm Deutschland Anordnung zum Aufzeichnen eines in Abschnitte unterteilten Kurvenzuges
DE1062794B (de) * 1956-01-12 1959-08-06 Askania Werke Ag Einrichtung zur Aufnahme von Funktionen auf bandfoermige Kommandotraeger und zu deren Wiedergabe

Also Published As

Publication number Publication date
BE599266A (fr) 1961-05-16
DE1239962B (de) 1967-05-03
CH391896A (de) 1965-05-15

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