SE391249B - Ljusrida - Google Patents

Ljusrida

Info

Publication number
SE391249B
SE391249B SE7313051A SE7313051A SE391249B SE 391249 B SE391249 B SE 391249B SE 7313051 A SE7313051 A SE 7313051A SE 7313051 A SE7313051 A SE 7313051A SE 391249 B SE391249 B SE 391249B
Authority
SE
Sweden
Prior art keywords
ljusrida
Prior art date
Application number
SE7313051A
Other languages
English (en)
Inventor
Erwin Sick
Ernst Gass
Original Assignee
Sick Optik Elektronik Erwin
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 Optik Elektronik Erwin filed Critical Sick Optik Elektronik Erwin
Publication of SE391249B publication Critical patent/SE391249B/sv

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
SE7313051A 1972-09-26 1973-09-25 Ljusrida SE391249B (sv)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
SE391249B true SE391249B (sv) 1977-02-07

Family

ID=5857357

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7313051A SE391249B (sv) 1972-09-26 1973-09-25 Ljusrida

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4560912A (en) * 1979-05-31 1985-12-24 Bert O. Jonsson Object sensing apparatus for an automatic door

Families Citing this family (37)

* 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
DE2508366C3 (de) 1975-02-26 1979-05-17 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Optische Vorrichtung mit einem Lichtvorhang
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
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
WO1982002787A1 (en) * 1981-02-10 1982-08-19 Gray John E Photoelectric obstruction detector for elevator doorways
JPS59163093U (ja) * 1983-04-18 1984-10-31 積水ハウス株式会社 窓用面格子
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 (sv) * 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
JPH02503114A (ja) * 1988-01-27 1990-09-27 フィリップ、ハラルド 光学的モーションセンサ
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
US6701005B1 (en) 2000-04-29 2004-03-02 Cognex Corporation Method and apparatus for three-dimensional object segmentation
US7167575B1 (en) 2000-04-29 2007-01-23 Cognex Corporation Video safety detector with projected pattern
CA2482462A1 (en) 2002-04-19 2003-10-30 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4560912A (en) * 1979-05-31 1985-12-24 Bert O. Jonsson Object sensing apparatus for an automatic door
US4888532A (en) * 1979-05-31 1989-12-19 Besam Ab Object sensing apparatus

Also Published As

Publication number Publication date
CH558060A (de) 1975-01-15
JPS4971980A (sv) 1974-07-11
IT993021B (it) 1975-09-30
DE2247053C3 (de) 1979-08-09
JPS5527315B2 (sv) 1980-07-19
US3858043A (en) 1974-12-31
DE2247053A1 (de) 1974-05-22
DE2247053B2 (de) 1978-12-07
GB1436953A (en) 1976-05-26

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