ATE64023T1 - Lichtschranke. - Google Patents

Lichtschranke.

Info

Publication number
ATE64023T1
ATE64023T1 AT86105818T AT86105818T ATE64023T1 AT E64023 T1 ATE64023 T1 AT E64023T1 AT 86105818 T AT86105818 T AT 86105818T AT 86105818 T AT86105818 T AT 86105818T AT E64023 T1 ATE64023 T1 AT E64023T1
Authority
AT
Austria
Prior art keywords
radiation
branches
alarm signal
sensor elements
light barrier
Prior art date
Application number
AT86105818T
Other languages
English (en)
Inventor
Kurt Mueller
Peter Waegli
Original Assignee
Cerberus Ag
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 Cerberus Ag filed Critical Cerberus Ag
Application granted granted Critical
Publication of ATE64023T1 publication Critical patent/ATE64023T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
    • G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Burglar Alarm Systems (AREA)
  • Luminescent Compositions (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Glass Compositions (AREA)
  • Liquid Crystal (AREA)
AT86105818T 1985-04-30 1986-04-26 Lichtschranke. ATE64023T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1825/85A CH667340A5 (de) 1985-04-30 1985-04-30 Lichtschranke.
EP86105818A EP0200186B1 (de) 1985-04-30 1986-04-26 Lichtschranke

Publications (1)

Publication Number Publication Date
ATE64023T1 true ATE64023T1 (de) 1991-06-15

Family

ID=4219477

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86105818T ATE64023T1 (de) 1985-04-30 1986-04-26 Lichtschranke.

Country Status (5)

Country Link
US (1) US4734575A (de)
EP (1) EP0200186B1 (de)
AT (1) ATE64023T1 (de)
CH (1) CH667340A5 (de)
DE (1) DE3679443D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3641926C1 (de) * 1986-12-09 1988-04-28 Sick Optik Elektronik Erwin Autokollimationslichtvorhang
DE3733656C1 (de) * 1987-10-05 1989-02-02 Hoermann Kg Reflexionslichtschranke
EP0388352A1 (de) * 1989-03-15 1990-09-19 Elesta Ag Elektronik Einweg-Lichtschrankenanordnung
NL8902314A (nl) * 1989-09-15 1991-04-02 Michiel Kassies Werkwijze en inrichting voor het detecteren van een voorwerp.
US5955854A (en) * 1992-09-29 1999-09-21 Prospects Corporation Power driven venting of a vehicle
EP0951653B1 (de) * 1997-11-07 2003-01-02 Leuze electronic GmbH + Co. Optoelektronische vorrichtung
DE102004017183A1 (de) * 2004-04-07 2005-11-10 Siemens Ag Gesamtsystem, insbesondere medizinische Anlage
SG189800A1 (en) * 2008-04-17 2013-05-31 Shilat Optronics Ltd Intrusion warning system
JP5485288B2 (ja) 2008-11-25 2014-05-07 テトラビュー， インコーポレイテッド 高解像度三次元撮像のシステムおよび方法
JP5458813B2 (ja) * 2009-11-10 2014-04-02 オムロン株式会社 光電センサ
EP2813868B1 (de) * 2013-06-11 2021-08-04 Rockwell Automation Switzerland GmbH Verfahren zur Synchronisation optischer Einheiten einer Lichtschranke und Lichtvorhang
US10104365B2 (en) 2014-04-26 2018-10-16 Tetravue, Inc. Method and system for robust and extended illumination waveforms for depth sensing in 3D imaging
DE102014013326A1 (de) * 2014-09-15 2016-03-17 Imos Gubela Gmbh Optisches Sensorsystem
EP3423858B1 (de) 2016-02-29 2023-12-06 nLIGHT, Inc. System und verfahren zur 3d-bildgebung
US11212512B2 (en) 2017-12-28 2021-12-28 Nlight, Inc. System and method of imaging using multiple illumination pulses

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2457502A (en) * 1944-08-09 1948-12-28 Shepherd Judson O'd Signal system employing polarized light
US3440427A (en) * 1966-04-12 1969-04-22 Philips Corp Remote control system with a unitary cell bridge circuit
GB1214981A (en) * 1967-05-05 1970-12-09 John Horrocks Control means using light filters
DE1946993A1 (de) * 1969-09-17 1971-03-25 Sick Erwin Fa Lichtschranke fuer analoge Messzwecke
US4333008A (en) * 1975-04-21 1982-06-01 Sanders Associates, Inc. Polarization coded doublet laser detection system
FR2347666A1 (fr) * 1976-04-09 1977-11-04 France Etat Photoelasticimetre automatique a deux longueurs d'ondes
US4342987A (en) * 1979-09-10 1982-08-03 Rossin Corporation Intruder detection system
US4339660A (en) * 1980-05-15 1982-07-13 Erwin Sick Gmbh Optik-Elektronik Reflection light barrier apparatus for recognizing both strongly and weakly reflecting objects

Also Published As

Publication number Publication date
EP0200186B1 (de) 1991-05-29
CH667340A5 (de) 1988-09-30
EP0200186A2 (de) 1986-11-05
EP0200186A3 (en) 1987-01-21
US4734575A (en) 1988-03-29
DE3679443D1 (de) 1991-07-04

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Legal Events

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