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)
Italian (it)
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

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Knitting Machines (AREA)
  • Lenses (AREA)
  • Looms (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (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 (US06420036-20020716-C00037.png)
DE (1) DE2518828C3 (US06420036-20020716-C00037.png)
FR (1) FR2309938A1 (US06420036-20020716-C00037.png)
GB (1) GB1529022A (US06420036-20020716-C00037.png)
IT (1) IT1059619B (US06420036-20020716-C00037.png)

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
DE2518828C3 (de) 1979-01-11
DE2518828A1 (de) 1976-11-04
FR2309938A1 (fr) 1976-11-26
DE2518828B2 (de) 1978-05-11
CH595617A5 (US06420036-20020716-C00037.png) 1978-02-15
GB1529022A (en) 1978-10-18

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