NL7511114A - DEVICE FOR DISTINGUISHING AN OBJECT THAT BREAKES A LIGHT CLOSURE. - Google Patents

DEVICE FOR DISTINGUISHING AN OBJECT THAT BREAKES A LIGHT CLOSURE.

Info

Publication number
NL7511114A
NL7511114A NL7511114A NL7511114A NL7511114A NL 7511114 A NL7511114 A NL 7511114A NL 7511114 A NL7511114 A NL 7511114A NL 7511114 A NL7511114 A NL 7511114A NL 7511114 A NL7511114 A NL 7511114A
Authority
NL
Netherlands
Prior art keywords
breakes
distinguishing
light closure
closure
light
Prior art date
Application number
NL7511114A
Other languages
Dutch (nl)
Original Assignee
Telub Ab
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 Telub Ab filed Critical Telub Ab
Publication of NL7511114A publication Critical patent/NL7511114A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/245—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
NL7511114A 1974-09-20 1975-09-19 DEVICE FOR DISTINGUISHING AN OBJECT THAT BREAKES A LIGHT CLOSURE. NL7511114A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7411856A SE385746B (en) 1974-09-20 1974-09-20 DEVICE FOR DETECTING AN INFORTABLE OBTAIN IN A CANDLEHOLDER

Publications (1)

Publication Number Publication Date
NL7511114A true NL7511114A (en) 1976-03-23

Family

ID=20322190

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7511114A NL7511114A (en) 1974-09-20 1975-09-19 DEVICE FOR DISTINGUISHING AN OBJECT THAT BREAKES A LIGHT CLOSURE.

Country Status (5)

Country Link
CH (1) CH592929A5 (en)
DE (1) DE2541846A1 (en)
GB (1) GB1524564A (en)
NL (1) NL7511114A (en)
SE (1) SE385746B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2648631C2 (en) * 1976-10-27 1986-07-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Photoelectric barrier with pairs of photoelectric transmitters and receivers
DE3208527C2 (en) * 1981-04-11 1985-06-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Device for controlling work equipment, in particular fans, brushes, nozzles or the like in an automatic vehicle washing system
SE456952B (en) * 1982-12-16 1988-11-14 Innovationsteknik Inst Ab MICRODATOR CONTROL LIGHT RIDAA
EP0206664A3 (en) * 1985-06-12 1989-03-01 John Peter Hughes Guard system
JPS6249598A (en) * 1985-08-29 1987-03-04 Hochiki Corp Mobile body quantity measuring instrument
WO1988000745A1 (en) * 1986-07-24 1988-01-28 Keith Jeffrey Gate Detection system
GB2221294B (en) * 1988-07-26 1993-03-03 Formula Systems Ltd Detection circuitry

Also Published As

Publication number Publication date
CH592929A5 (en) 1977-11-15
SE7411856L (en) 1976-03-22
DE2541846A1 (en) 1976-04-08
GB1524564A (en) 1978-09-13
SE385746B (en) 1976-07-19

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Legal Events

Date Code Title Description
BV The patent application has lapsed