JPS5527315B2 - - Google Patents

Info

Publication number
JPS5527315B2
JPS5527315B2 JP10581073A JP10581073A JPS5527315B2 JP S5527315 B2 JPS5527315 B2 JP S5527315B2 JP 10581073 A JP10581073 A JP 10581073A JP 10581073 A JP10581073 A JP 10581073A JP S5527315 B2 JPS5527315 B2 JP S5527315B2
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Expired
Application number
JP10581073A
Other languages
Japanese (ja)
Other versions
JPS4971980A (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS4971980A publication Critical patent/JPS4971980A/ja
Publication of JPS5527315B2 publication Critical patent/JPS5527315B2/ja
Expired legal-status Critical Current

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
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers
    • G01V8/22—Detecting, e.g. by using light barriers using multiple transmitters or receivers using reflectors
    • 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
    • G08B13/184—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 using radiation reflectors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Burglar Alarm Systems (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Electronic Switches (AREA)
JP10581073A 1972-09-26 1973-09-19 Expired JPS5527315B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2247053A DE2247053C3 (de) 1972-09-26 1972-09-26 Lichtschrankengitter

Publications (2)

Publication Number Publication Date
JPS4971980A JPS4971980A (enrdf_load_stackoverflow) 1974-07-11
JPS5527315B2 true JPS5527315B2 (enrdf_load_stackoverflow) 1980-07-19

Family

ID=5857357

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10581073A Expired JPS5527315B2 (enrdf_load_stackoverflow) 1972-09-26 1973-09-19

Country Status (7)

Country Link
US (1) US3858043A (enrdf_load_stackoverflow)
JP (1) JPS5527315B2 (enrdf_load_stackoverflow)
CH (1) CH558060A (enrdf_load_stackoverflow)
DE (1) DE2247053C3 (enrdf_load_stackoverflow)
GB (1) GB1436953A (enrdf_load_stackoverflow)
IT (1) IT993021B (enrdf_load_stackoverflow)
SE (1) SE391249B (enrdf_load_stackoverflow)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2283494A2 (fr) * 1974-09-02 1976-03-26 Cometa Procede et dispositif de balayage photoelectrique
DE2559947C3 (de) * 1975-02-26 1981-04-23 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Optische Vorrichtung mit einem Lichtvorhang
IT1044402B (it) * 1975-06-19 1980-03-20 Autostrade Concess Const Barriera a scansione per la discriminazione ed il conteggio di oggetti e piu specificamente di veicoli in transito attraverso uno sbarramento laminare di microonde elettromagnetiche
US4260882A (en) * 1978-05-17 1981-04-07 Barnes Austen B Light sensitive detection circuit
DE2851444C2 (de) * 1978-11-28 1983-05-26 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Lichtgitter
SE428250B (sv) * 1979-05-31 1983-06-13 Bert Jonsson Fotoelektrisk anordning for avkenning av foremal
US4286880A (en) * 1979-07-30 1981-09-01 The Bendix Corporation Scanning light beam lumber defect position system and method of using same
ES8201716A1 (es) * 1979-09-10 1981-12-16 Gordon Ambler Kenneth Un metodo y un aparato de deteccion de miembros opacos que se hallan dentro de un espacio de deteccion.
DE2941739C2 (de) * 1979-10-16 1982-02-18 Krohne Meßtechnik GmbH & Co KG, 4100 Duisburg Lichtgitter
DE2944588C2 (de) * 1979-11-05 1981-11-12 Krohne Meßtechnik GmbH & Co KG, 4100 Duisburg Lichtgitter
JPS58500039A (ja) * 1981-02-10 1983-01-06 オ−チス　エレベ−タ　コムパニ− 閉じる引戸の通路にある物体を検出する方法及び装置
FR2574200B1 (fr) * 1984-11-30 1987-01-23 Labo Electronique Physique Dispositif de detection d'intrus muni d'un dispositif d'antimasquage
DE3447131A1 (de) * 1984-12-22 1986-06-26 Telenot Electronic GmbH, 7080 Aalen Raumschutzanlage
JPH0325220Y2 (enrdf_load_stackoverflow) * 1985-02-15 1991-05-31
US4652205A (en) * 1985-05-02 1987-03-24 Robotic Vision Systems, Inc. Robot cell safety system
GB2177503A (en) * 1985-06-12 1987-01-21 John Peter Hughes Guard system
DE3641926C1 (de) * 1986-12-09 1988-04-28 Sick Optik Elektronik Erwin Autokollimationslichtvorhang
US4736097A (en) * 1987-02-02 1988-04-05 Harald Philipp Optical motion sensor
DE3707978C1 (de) * 1987-03-12 1988-03-17 Sick Optik Elektronik Erwin Lichtvorhang
GB2207999B (en) * 1987-08-13 1992-04-22 Memco Med Ltd Safety systems
EP0353259B1 (en) * 1988-01-27 1992-05-27 PHILIPP, Harald Motion sensor
US4879461A (en) * 1988-04-25 1989-11-07 Harald Philipp Energy field sensor using summing means
DE3833680A1 (de) * 1988-10-04 1990-04-05 Zeiss Carl Fa Schutzeinrichtung fuer langgestreckte maschinenteile
GB2238379A (en) * 1989-10-13 1991-05-29 John Trett Obstruction detection apparatus
US5354983A (en) * 1990-04-10 1994-10-11 Auto-Sense, Limited Object detector utilizing a threshold detection distance and suppression means for detecting the presence of a motor vehicle
DE4217696C2 (de) * 1992-05-27 1995-01-12 Mannesmann Ag Optoelektronischer Signalgeber
US5572183A (en) * 1995-01-17 1996-11-05 Sweeney; Gary L. Laser light fire evacuation system
US5838238A (en) * 1996-03-13 1998-11-17 The Johns Hopkins University Alarm system for blind and visually impaired individuals
US7167575B1 (en) 2000-04-29 2007-01-23 Cognex Corporation Video safety detector with projected pattern
US6701005B1 (en) 2000-04-29 2004-03-02 Cognex Corporation Method and apparatus for three-dimensional object segmentation
AU2003225079A1 (en) * 2002-04-19 2003-11-03 Hill-Rom Services, Inc. Hospital bed obstacle detection device and method
US6987259B2 (en) * 2002-05-30 2006-01-17 Dmetrix, Inc. Imaging system with an integrated source and detector array
US8381747B2 (en) * 2010-12-16 2013-02-26 The Boeing Company Automated cleaning system for an aircraft fuselage interior
DE102016121204A1 (de) * 2016-11-07 2018-05-09 Pepperl + Fuchs Gmbh Optischer Sensor
DE102016121913A1 (de) * 2016-11-15 2018-05-17 Sick Ag Mehrstrahllichtschranke
US11406548B2 (en) 2018-09-27 2022-08-09 Hill-Rom Services, Inc. Obstacle detection IR beam filter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2930898A (en) * 1956-09-11 1960-03-29 W D Engineering Co Ltd Cathode ray tube apparatus for the inspection of articles
US3293513A (en) * 1962-08-08 1966-12-20 Texas Instruments Inc Semiconductor radiant diode
DE2007840C3 (de) * 1970-02-20 1979-11-15 Endl, Alfons, 8000 Muenchen Lichtschrankengitter
US3764813A (en) * 1972-04-12 1973-10-09 Bell Telephone Labor Inc Coordinate detection system

Also Published As

Publication number Publication date
DE2247053A1 (de) 1974-05-22
GB1436953A (en) 1976-05-26
DE2247053C3 (de) 1979-08-09
CH558060A (de) 1975-01-15
US3858043A (en) 1974-12-31
JPS4971980A (enrdf_load_stackoverflow) 1974-07-11
SE391249B (sv) 1977-02-07
IT993021B (it) 1975-09-30
DE2247053B2 (de) 1978-12-07

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