JPS5616803A - Optical curtain device - Google Patents

Optical curtain device

Info

Publication number: JPS5616803A
Authority: JP; Japan
Prior art keywords: curtain device; optical curtain; optical; curtain
Prior art date: 1979-07-10
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.): Granted

Application number

JP9453580A

Other languages

English (en)

Other versions

JPS6346361B2 (ja

Inventor

Fuetsueru Giyunteru

Biireru Horusuto

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Erwin Sick GmbH Optik Elektronik

Original Assignee

Erwin Sick GmbH Optik Elektronik

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.)

1979-07-10

Filing date

1980-07-10

Publication date

1981-02-18

1980-07-10 Application filed by Erwin Sick GmbH Optik Elektronik filed Critical Erwin Sick GmbH Optik Elektronik

1981-02-18 Publication of JPS5616803A publication Critical patent/JPS5616803A/ja

1988-09-14 Publication of JPS6346361B2 publication Critical patent/JPS6346361B2/ja

Status Granted legal-status Critical Current

Classifications

- 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
- G01V8/26—Detecting, e.g. by using light barriers using multiple transmitters or receivers using mechanical scanning systems

Landscapes

Physics & Mathematics (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
General Physics & Mathematics (AREA)
Geophysics (AREA)
Length Measuring Devices By Optical Means (AREA)
Mechanical Optical Scanning Systems (AREA)
Optical Transform (AREA)

JP9453580A 1979-07-10 1980-07-10 Optical curtain device Granted JPS5616803A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2927845A DE2927845C3 (de)	1979-07-10	1979-07-10	Einen Taktmaßstab aufweisender Lichtvorhang

Publications (2)

Publication Number	Publication Date
JPS5616803A true JPS5616803A (en)	1981-02-18
JPS6346361B2 JPS6346361B2 (ja)	1988-09-14

Family

ID=6075344

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP9453580A Granted JPS5616803A (en)	1979-07-10	1980-07-10	Optical curtain device

Country Status (4)

Country	Link
US (1)	US4402609A (ja)
EP (1)	EP0022263B1 (ja)
JP (1)	JPS5616803A (ja)
DE (1)	DE2927845C3 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5952704A (ja) *	1982-07-28	1984-03-27	ゼネラル・エレクトリツク・カンパニイ	光学的検査装置および方法

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0075045B1 (de) *	1981-09-19	1985-03-27	Elesta Ag Elektronik	Reflexlichtschranke
US4784485A (en) *	1984-11-29	1988-11-15	Unisearch Limited	Contact lens zonometer
NO162830C (no) *	1987-02-20	1990-02-21	Tomra Systems As	Anordning ved dimensjonsmaaling.
US4855608A (en) *	1987-06-12	1989-08-08	Peterson Ii William D	Laser curtain having an array of parabolic mirrors each focusing radiation on a corresponding detector positioned in mirror's focal point
JPH065164B2 (ja) *	1987-09-30	1994-01-19	ユニオンツール株式会社	光学系による測定装置
DE3737631C1 (de) *	1987-11-05	1989-03-02	Sick Optik Elektronik Erwin	Optische Abstastvorrichtung fuer ebene Oberflaechen
EP0379281A3 (en) *	1989-01-19	1991-03-20	Cosmopolitan Textile Company Limited	Web inspecting method and apparatus
US5404008A (en) *	1993-07-16	1995-04-04	Rockwell International Corporation	Control system for detecting intrusion of a light curtain
WO1995007471A1 (en) *	1993-09-07	1995-03-16	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
US5539198A (en) *	1993-09-28	1996-07-23	Rockwell International Corporation	Uniform sensitivity light curtain
US5400476A (en) *	1994-07-12	1995-03-28	Myrick-White, Inc.	Apparatus and method for controlling draft uniformity in textile sliver
DE19520891A1 (de) *	1995-06-08	1996-12-12	Abb Patent Gmbh	Anordnung mit Emissionsgradstruktur im Infrarotbereich
US6384402B1 (en) *	1998-04-29	2002-05-07	Automated Merchandising Systems	Optical vend-sensing system for control of vending machine
ES2152180B1 (es) *	1999-04-07	2001-08-16	Ct Investig Energeticas Ciemat	Aparato y metodo de metrologia bidimensional para temperaturas criogenicas.
US6166371A (en) *	1999-04-30	2000-12-26	Beckman Coulter, Inc.	Diffuse reflective light curtain 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
US7565222B2 (en) *	2004-01-15	2009-07-21	Fawn Engineering Corporation	Economical optical system to provide reasonable assurance of completed vend or vendible items from vending machines
US7757946B2 (en) *	2004-04-16	2010-07-20	Acme Scale Company, Inc.	Material transport in-motion product dimensioning system and method
US7446302B2 (en) *	2004-07-09	2008-11-04	Automated Merchandising Systems, Inc.	Optical vend-sensing system for control of vending machine
US7502126B2 (en) *	2005-11-18	2009-03-10	Pitney Bowes Inc.	Optical position/motion tracking system
US7872746B2 (en) *	2006-12-22	2011-01-18	Alcon, Inc.	Single light source uniform parallel light curtain
DE102008053881A1 (de) *	2008-10-30	2010-05-12	I.L.E.E. Ag Industrial Laser And Electronic Engineering	Reflexionsschranke mit Vermessungs- und / oder Lokalisierungsfunktion
US8760637B2 (en)	2010-08-30	2014-06-24	Alcon Research, Ltd.	Optical sensing system including electronically switched optical magnification
US8976368B2 (en)	2011-09-15	2015-03-10	Intermec Ip Corp.	Optical grid enhancement for improved motor location
US9652648B2 (en)	2015-09-11	2017-05-16	Hand Held Products, Inc.	Positioning an object with respect to a target location
CN111024987A (zh) *	2019-11-28	2020-04-17	内蒙古北方重工业集团有限公司	基于球面反射扩大光幕面积装置及其使用方法
CN111781650B (zh) *	2020-05-29	2023-03-21	欧必翼太赫兹科技(北京)有限公司	太赫兹安检成像装置
CN113418447B (zh) *	2021-06-21	2023-08-08	深圳市汤古科技有限公司	基于测量光幕的铝模板参数识别方法、装置、电子设备及介质

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH381872A (de) *	1959-10-28	1964-09-15	Gossen & Co Gmbh P	Messinstrument mit lichtelektrischer, einen Schaltapparat steuernder Kontakteinrichtung
DE1261024B (de) *	1961-10-13	1968-02-08	Licentia Gmbh	Lichtelektrische Schranke
DE1261025B (de) *	1965-05-22	1968-02-08	Siemens Ag	Fotoelektrisches, Lichtsender und -empfaenger enthaltendes Raumabtastgeraet (Lichtvorhang) nach dem Autokollimationsprinzip
GB1347777A (en) *	1970-12-12	1974-02-27	Sick Optik Elektronik Erwin	Photoelectric length measuring apparatus
US3708681A (en) *	1971-04-01	1973-01-02	Dynamics Res Corp	Position and velocity sensor
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
GB1400253A (en) *	1972-03-17	1975-07-16	Ti Group Services Ltd	Gauging dimensions
DE2231822A1 (de) *	1972-06-29	1974-03-14	Licentia Gmbh	Reflexionslichtschranke
US3835249A (en) *	1972-12-26	1974-09-10	Ibm	Scanning light synchronization system
DE2340688C3 (de) *	1973-08-10	1978-06-15	Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch	Lesevorrichtung für optisch erfaßbare digitale Codierungen
US4112295A (en) *	1974-12-30	1978-09-05	Instytut Geodezji I Kartograffi	Apparatus for direct measurement of displacements with a holographic scale
US4097875A (en) *	1977-04-04	1978-06-27	Addressograph-Multigraph Corporation	Shaft encoder
US4152588A (en) *	1977-10-28	1979-05-01	Hughes Aircraft Company	Infrared scanning and display system having a noncontacting angle encoder
IT1161307B (it) *	1978-08-25	1987-03-18	Datalogic Spa	Barriera fotoelettrica in particolare dispositivo di sicurezza

1979
- 1979-07-10 DE DE2927845A patent/DE2927845C3/de not_active Expired
1980
- 1980-07-02 US US06/165,460 patent/US4402609A/en not_active Expired - Lifetime
- 1980-07-04 EP EP80103822A patent/EP0022263B1/en not_active Expired
- 1980-07-10 JP JP9453580A patent/JPS5616803A/ja active Granted

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5952704A (ja) *	1982-07-28	1984-03-27	ゼネラル・エレクトリツク・カンパニイ	光学的検査装置および方法
JPH0426042B2 (ja) *	1982-07-28	1992-05-06	Gen Electric

Also Published As

Publication number	Publication date
EP0022263B1 (en)	1983-09-21
DE2927845C3 (de)	1982-01-28
JPS6346361B2 (ja)	1988-09-14
DE2927845B2 (de)	1981-04-30
EP0022263A3 (en)	1981-04-15
EP0022263A2 (en)	1981-01-14
US4402609A (en)	1983-09-06
DE2927845A1 (de)	1981-01-22

Publication	Publication Date	Title
JPS5616803A (en)	1981-02-18	Optical curtain device
JPS55130506A (en)	1980-10-09	Optical device
GB2095500B (en)	1983-02-02	Optical device
DE3062957D1 (en)	1983-06-09	Optical display devices
JPS53125048A (en)	1978-11-01	Nooreflection optical element
JPS54164146A (en)	1979-12-27	Optical device
JPS55161211A (en)	1980-12-15	Optical scanning device
JPS5451575A (en)	1979-04-23	Optical detector
JPS54128752A (en)	1979-10-05	Optical device
JPS55127514A (en)	1980-10-02	Optical scan device
JPS568102A (en)	1981-01-27	Optical device
JPS5470850A (en)	1979-06-07	Optical device
JPS554690A (en)	1980-01-14	Optical curtain device
JPS54100755A (en)	1979-08-08	Multiimode optical device
JPS54151856A (en)	1979-11-29	Optical device
DE3062794D1 (en)	1983-05-26	Optical photorepeating projection device
DE3063156D1 (en)	1983-06-16	Optical scanning device
GB2006955B (en)	1982-03-17	Optical smoce detector
JPS5641541A (en)	1981-04-18	Semiconductorrlaser optical readdhead
JPS54130046A (en)	1979-10-09	Optical device
JPS5451828A (en)	1979-04-24	Optical apparatus
GB2013330B (en)	1982-06-30	Optical detector
JPS55111586A (en)	1980-08-28	Bundleddtype curtain
JPS5546736A (en)	1980-04-02	Optical filmmscanning device
JPS5690420A (en)	1981-07-22	Transducerrhead alignment device