IT1063440B - Dispositivo ottico per l allargamanto di una cortina di luce - Google Patents
Dispositivo ottico per l allargamanto di una cortina di luceInfo
- Publication number
- IT1063440B IT1063440B IT24784/76A IT2478476A IT1063440B IT 1063440 B IT1063440 B IT 1063440B IT 24784/76 A IT24784/76 A IT 24784/76A IT 2478476 A IT2478476 A IT 2478476A IT 1063440 B IT1063440 B IT 1063440B
- Authority
- IT
- Italy
- Prior art keywords
- enlargement
- curtain
- light
- optical device
- optical
- Prior art date
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
- 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
-
- 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
- G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
- G01V8/18—Detecting, e.g. by using light barriers using one transmitter and one receiver using mechanical scanning systems
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2532602A DE2532602C3 (de) | 1975-07-21 | 1975-07-21 | Optische Vorrichtung mit einem Lichtvorhang |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1063440B true IT1063440B (it) | 1985-02-11 |
Family
ID=5952078
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24784/76A IT1063440B (it) | 1975-07-21 | 1976-06-25 | Dispositivo ottico per l allargamanto di una cortina di luce |
Country Status (6)
Country | Link |
---|---|
US (1) | US4127771A (it) |
DE (1) | DE2532602C3 (it) |
FR (1) | FR2319116A1 (it) |
GB (1) | GB1546246A (it) |
IT (1) | IT1063440B (it) |
SE (1) | SE412954B (it) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2808359C3 (de) * | 1978-02-27 | 1980-09-04 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Suchgerät für Löcher in Bahnen |
US4338822A (en) * | 1978-06-20 | 1982-07-13 | Sumitomo Metal Industries, Ltd. | Method and apparatus for non-contact ultrasonic flaw detection |
IT1161307B (it) * | 1978-08-25 | 1987-03-18 | Datalogic Spa | Barriera fotoelettrica in particolare dispositivo di sicurezza |
US4239961A (en) * | 1979-01-23 | 1980-12-16 | Theodore Lasar | Photoelectric light curtain using retroreflector |
DE2934554C2 (de) * | 1979-08-27 | 1984-08-02 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Optoelektronisches Überwachungsgerät. |
DE3000352C2 (de) * | 1980-01-07 | 1986-07-24 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Optoelektronisches Überwachungsgerät |
DE3635271C1 (de) * | 1986-10-16 | 1987-10-29 | Sick Optik Elektronik Erwin | Lichtvorhangsvorrichtung |
US5054885A (en) * | 1988-10-11 | 1991-10-08 | Minnesota Mining And Manfuacturing Company | Light fixture including a partially collimated beam of light and reflective prisms having peaks lying on a curved surface |
US5251055A (en) * | 1989-03-23 | 1993-10-05 | Canon Kabushiki Kaisha | Optical scanning apparatus |
US4989964A (en) * | 1989-06-07 | 1991-02-05 | Meise William H | Rear-view mirror |
US5033807A (en) * | 1989-09-05 | 1991-07-23 | Menke Joseph F | Triple mirror wheel and method of making |
JP2823649B2 (ja) * | 1990-04-05 | 1998-11-11 | 旭光学工業株式会社 | 光束合成装置 |
GB2272215A (en) * | 1992-09-08 | 1994-05-11 | Emhart Glass Mach Invest | Safety device |
KR970000175B1 (ko) * | 1993-09-02 | 1997-01-06 | 한국원자력연구소 | 크레인 무진동 조업용 진동각 측정장치 |
AU7686494A (en) * | 1993-09-07 | 1995-03-27 | Laserscore, Inc. | Method and apparatus for detecting the presence and location of an object in a field |
US5565686A (en) * | 1993-09-07 | 1996-10-15 | Laser Score, Inc. | Method and apparatus for detecting the presence and location of objects in a field via scanned optical beams |
DE19644278A1 (de) * | 1996-10-24 | 1998-05-07 | Ines Elektronik Systementwickl | Optische Schranke sowie daraus aufgebaute Überwachungseinrichtung |
US6384402B1 (en) * | 1998-04-29 | 2002-05-07 | Automated Merchandising Systems | Optical vend-sensing system for control of vending machine |
US6166371A (en) * | 1999-04-30 | 2000-12-26 | Beckman Coulter, Inc. | Diffuse reflective light curtain system |
AUPQ022199A0 (en) * | 1999-05-05 | 1999-06-03 | Lazer Safe Pty Ltd | Industrial press safety system |
US7286901B2 (en) * | 2001-02-27 | 2007-10-23 | Crane Co. | Method and system for accomplishing product detection |
US6732014B2 (en) | 2001-02-27 | 2004-05-04 | Crane Co. | System for accomplishing product detection |
US6708079B2 (en) * | 2001-06-01 | 2004-03-16 | Automated Merchandising Systems | Optical vend-sensing system for control of vending machine |
US8548625B2 (en) | 2001-08-23 | 2013-10-01 | Crane Merchandising Systems, Inc. | Optical vend sensing system for product delivery detection |
AUPS140902A0 (en) * | 2002-03-27 | 2002-05-09 | Lazer Safe Pty Ltd | Multiple laser safety system |
WO2006017183A2 (en) * | 2004-07-09 | 2006-02-16 | Automated Merchandising Systems Inc. | Optical vend-sensing system for control of vending machine |
DE102008053881A1 (de) * | 2008-10-30 | 2010-05-12 | I.L.E.E. Ag Industrial Laser And Electronic Engineering | Reflexionsschranke mit Vermessungs- und / oder Lokalisierungsfunktion |
US8169596B2 (en) * | 2009-08-17 | 2012-05-01 | Seegrid Corporation | System and method using a multi-plane curtain |
DE102010038118A1 (de) | 2010-10-12 | 2012-04-12 | Sick Ag | Optoelektronischer Sensor |
US11474254B2 (en) | 2017-11-07 | 2022-10-18 | Piaggio Fast Forward Inc. | Multi-axes scanning system from single-axis scanner |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2946253A (en) * | 1955-10-31 | 1960-07-26 | Jr Melville Clark | Photoelectric apparatus for generating musical tones |
US2971695A (en) * | 1957-12-23 | 1961-02-14 | Sick Erwin | Photoelectric apparatus |
NL300472A (it) * | 1963-11-14 | 1900-01-01 | ||
DE1221927B (de) * | 1964-05-06 | 1966-07-28 | Sick Erwin | Lichtschranke, insbesondere Unfallschutzvorrichtung |
GB1130601A (en) * | 1965-04-30 | 1968-10-16 | Calorific Appliances Ltd | Illuminated display apparatus |
US3514183A (en) * | 1967-11-06 | 1970-05-26 | Ibm | Light deflector system |
DE2164607C3 (de) * | 1971-12-24 | 1979-03-08 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Vorrichtung zur Erzeugung eines parallel zu sich selbst verschobenen Fahrstrahles |
US3877802A (en) * | 1973-04-16 | 1975-04-15 | Myron Greenspan | Method of enlarging images without lenses and display device utilizing the method |
DE2359261A1 (de) * | 1973-11-28 | 1975-06-19 | Fietz Erwin Herbert | Vorrichtung zum ueberwachen von raeumen, grundstuecken, anlagen etc |
DE2508366C3 (de) * | 1975-02-26 | 1979-05-17 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Optische Vorrichtung mit einem Lichtvorhang |
-
1975
- 1975-07-21 DE DE2532602A patent/DE2532602C3/de not_active Expired
-
1976
- 1976-06-14 SE SE7606737A patent/SE412954B/xx not_active IP Right Cessation
- 1976-06-17 GB GB25117/76A patent/GB1546246A/en not_active Expired
- 1976-06-25 IT IT24784/76A patent/IT1063440B/it active
- 1976-06-30 US US05/701,073 patent/US4127771A/en not_active Expired - Lifetime
- 1976-07-20 FR FR7622159A patent/FR2319116A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2532602A1 (de) | 1977-01-27 |
SE7606737L (sv) | 1977-01-22 |
DE2532602B2 (de) | 1978-11-02 |
US4127771A (en) | 1978-11-28 |
GB1546246A (en) | 1979-05-23 |
DE2532602C3 (de) | 1979-07-05 |
FR2319116B1 (it) | 1982-05-28 |
FR2319116A1 (fr) | 1977-02-18 |
SE412954B (sv) | 1980-03-24 |
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