BE599266A - Light curtain - Google Patents

Light curtain

Info

Publication number
BE599266A
BE599266A BE599266A BE599266A BE599266A BE 599266 A BE599266 A BE 599266A BE 599266 A BE599266 A BE 599266A BE 599266 A BE599266 A BE 599266A BE 599266 A BE599266 A BE 599266A
Authority
BE
Belgium
Prior art keywords
light curtain
curtain
light
Prior art date
Application number
BE599266A
Other languages
French (fr)
Inventor
Gerhard Von Hacht
Original Assignee
Licentia 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 Gmbh filed Critical Licentia Gmbh
Publication of BE599266A publication Critical patent/BE599266A/en

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
BE599266A 1960-01-19 1961-01-19 Light curtain BE599266A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH38414A DE1239962B (en) 1960-01-19 1960-01-19 Photoelectric barrier consisting of light transmitter and light receiver of relatively large width

Publications (1)

Publication Number Publication Date
BE599266A true BE599266A (en) 1961-05-16

Family

ID=7153626

Family Applications (1)

Application Number Title Priority Date Filing Date
BE599266A BE599266A (en) 1960-01-19 1961-01-19 Light curtain

Country Status (4)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1283709B (en) * 1961-10-13 1968-11-21 Licentia Gmbh Photoelectric barrier that monitors an area and works with pulsed light

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE693940C (en) * 1939-05-25 1940-07-22 Siemens App Interference modulator for modulating light beams
DE886708C (en) * 1943-05-11 1953-08-17 Siemens Ag Arrangement for controlling the light of a gas discharge lamp
US2486029A (en) * 1946-12-10 1949-10-25 Pitometer Log Corp Electric motor follow-up apparatus
DE1057681B (en) * 1955-01-03 1959-05-21 Ibm Deutschland Arrangement for recording a curve divided into sections
DE1062794B (en) * 1956-01-12 1959-08-06 Askania Werke Ag Device for recording functions on tape-shaped command carriers and for their reproduction

Also Published As

Publication number Publication date
GB916825A (en) 1963-01-30
DE1239962B (en) 1967-05-03
CH391896A (en) 1965-05-15

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