IT1059619B - Barriera luminosa - Google Patents

Barriera luminosa

Info

Publication number
IT1059619B
IT1059619B IT2209376A IT2209376A IT1059619B IT 1059619 B IT1059619 B IT 1059619B IT 2209376 A IT2209376 A IT 2209376A IT 2209376 A IT2209376 A IT 2209376A IT 1059619 B IT1059619 B IT 1059619B
Authority
IT
Italy
Prior art keywords
light barrier
barrier
light
Prior art date
Application number
IT2209376A
Other languages
English (en)
Original Assignee
Sick E 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 Sick E Gmbh Optik Elektronik filed Critical Sick E Gmbh Optik Elektronik
Application granted granted Critical
Publication of IT1059619B publication Critical patent/IT1059619B/it

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
    • G01V8/14—Detecting, e.g. by using light barriers using one transmitter and one receiver using reflectors
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D51/00—Driving, starting, or stopping arrangements; Automatic stop motions
    • D03D51/18—Automatic stop motions
    • D03D51/20—Warp stop motions
    • D03D51/28—Warp stop motions electrical

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Knitting Machines (AREA)
  • Lenses (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Looms (AREA)
IT2209376A 1975-04-28 1976-04-08 Barriera luminosa IT1059619B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752518828 DE2518828C3 (de) 1975-04-28 1975-04-28 Lichtschranke

Publications (1)

Publication Number Publication Date
IT1059619B true IT1059619B (it) 1982-06-21

Family

ID=5945190

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2209376A IT1059619B (it) 1975-04-28 1976-04-08 Barriera luminosa

Country Status (5)

Country Link
CH (1) CH595617A5 (it)
DE (1) DE2518828C3 (it)
FR (1) FR2309938A1 (it)
GB (1) GB1529022A (it)
IT (1) IT1059619B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4518257A (en) * 1982-07-28 1985-05-21 General Electric Company Optical inspection system and method
US5160850A (en) * 1991-01-14 1992-11-03 Walter J. Spirig Light beam interrupt detection apparatus for use in a vibrating environment
DE4242550C2 (de) * 1991-12-21 1995-08-24 Hirschmann Richard Gmbh Co Einrichtung zum Überwachen eines Verschlusselements
DE4237807A1 (de) * 1992-11-05 1994-05-11 Lutz J Koch Verfahren zur Ermittlung einer Bewertungsziffer für den Abbau von Schaum
DE19622495C2 (de) * 1996-06-05 2003-12-18 Ifm Electronic Gmbh Fadenerkennungsgerät
DE19626187C2 (de) * 1996-06-29 2000-02-10 Zumbach Electronic Ag Verfahren und Anordnung zur Detektion von Objekten
DE10335263B4 (de) * 2003-08-01 2005-08-11 Leuze Electronic Gmbh & Co Kg Optischer Sensor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE952155C (de) * 1954-05-23 1956-11-08 Erwin Sick Lichtelektrische Schranke
DE1228967B (de) * 1964-08-14 1966-11-17 Dr Hans Richter Lichtschranke mit Rueckstrahler
US3628030A (en) * 1970-10-15 1971-12-14 Appalachian Electronics Instr Broken end detection system for warpers utilizing novel optical system
FR2115621A5 (en) * 1970-11-26 1972-07-07 Appalachian Electronic Instr Detecting broken ends in a moving warp of - threads

Also Published As

Publication number Publication date
DE2518828A1 (de) 1976-11-04
CH595617A5 (it) 1978-02-15
GB1529022A (en) 1978-10-18
FR2309938A1 (fr) 1976-11-26
DE2518828B2 (de) 1978-05-11
DE2518828C3 (de) 1979-01-11

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