CH558060A - Lichtschrankengitter. - Google Patents
Lichtschrankengitter.Info
- Publication number
- CH558060A CH558060A CH1140273A CH1140273A CH558060A CH 558060 A CH558060 A CH 558060A CH 1140273 A CH1140273 A CH 1140273A CH 1140273 A CH1140273 A CH 1140273A CH 558060 A CH558060 A CH 558060A
- Authority
- CH
- Switzerland
- Prior art keywords
- light barrier
- barrier grille
- grille
- light
- barrier
- Prior art date
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)
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 |
---|---|
CH558060A true CH558060A (de) | 1975-01-15 |
Family
ID=5857357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1140273A CH558060A (de) | 1972-09-26 | 1973-08-07 | Lichtschrankengitter. |
Country Status (7)
Country | Link |
---|---|
US (1) | US3858043A (de) |
JP (1) | JPS5527315B2 (de) |
CH (1) | CH558060A (de) |
DE (1) | DE2247053C3 (de) |
GB (1) | GB1436953A (de) |
IT (1) | IT993021B (de) |
SE (1) | SE391249B (de) |
Families Citing this family (38)
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 |
DE2508366C3 (de) | 1975-02-26 | 1979-05-17 | 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 |
ES495038A0 (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 |
EP0070883B1 (de) * | 1981-02-10 | 1987-09-30 | Otis Elevator Company | Fotoelektrischer hindernisdetektor für fahrstuhltüren |
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 (de) * | 1985-02-15 | 1991-05-31 | ||
US4652205A (en) * | 1985-05-02 | 1987-03-24 | Robotic Vision Systems, Inc. | Robot cell safety system |
EP0206664A3 (de) * | 1985-06-12 | 1989-03-01 | John Peter Hughes | Schutzsystem |
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 |
WO1989007277A1 (en) * | 1988-01-27 | 1989-08-10 | Harald Philipp | Optical 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 |
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)
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 |
-
1972
- 1972-09-26 DE DE2247053A patent/DE2247053C3/de not_active Expired
-
1973
- 1973-08-07 CH CH1140273A patent/CH558060A/de not_active IP Right Cessation
- 1973-08-17 IT IT27990/73A patent/IT993021B/it active
- 1973-09-19 JP JP10581073A patent/JPS5527315B2/ja not_active Expired
- 1973-09-20 US US00398943A patent/US3858043A/en not_active Expired - Lifetime
- 1973-09-25 SE SE7313051A patent/SE391249B/xx unknown
- 1973-09-25 GB GB4488373A patent/GB1436953A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT993021B (it) | 1975-09-30 |
US3858043A (en) | 1974-12-31 |
DE2247053B2 (de) | 1978-12-07 |
DE2247053A1 (de) | 1974-05-22 |
JPS5527315B2 (de) | 1980-07-19 |
GB1436953A (en) | 1976-05-26 |
JPS4971980A (de) | 1974-07-11 |
DE2247053C3 (de) | 1979-08-09 |
SE391249B (sv) | 1977-02-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |