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GB9320637D0 - Proximity detectors - Google Patents

Proximity detectors

Info

Publication number
GB9320637D0
GB9320637D0 GB939320637A GB9320637A GB9320637D0 GB 9320637 D0 GB9320637 D0 GB 9320637D0 GB 939320637 A GB939320637 A GB 939320637A GB 9320637 A GB9320637 A GB 9320637A GB 9320637 D0 GB9320637 D0 GB 9320637D0
Authority
GB
United Kingdom
Prior art keywords
proximity detectors
detectors
proximity
Prior art date
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.)
Pending
Application number
GB939320637A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB939320637A priority Critical patent/GB9320637D0/en
Publication of GB9320637D0 publication Critical patent/GB9320637D0/en
Priority to GB9607368A priority patent/GB2298483A/en
Priority to PCT/GB1994/002188 priority patent/WO1995010057A1/en
Priority to EP94928487A priority patent/EP0760105A1/en
Priority to AU77905/94A priority patent/AU7790594A/en
Pending legal-status Critical Current

Links

GB939320637A 1993-10-07 1993-10-07 Proximity detectors Pending GB9320637D0 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB939320637A GB9320637D0 (en) 1993-10-07 1993-10-07 Proximity detectors
GB9607368A GB2298483A (en) 1993-10-07 1994-10-07 Proximity detectors
PCT/GB1994/002188 WO1995010057A1 (en) 1993-10-07 1994-10-07 Proximity detectors
EP94928487A EP0760105A1 (en) 1993-10-07 1994-10-07 Proximity detectors
AU77905/94A AU7790594A (en) 1993-10-07 1994-10-07 Proximity detectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB939320637A GB9320637D0 (en) 1993-10-07 1993-10-07 Proximity detectors

Publications (1)

Publication Number Publication Date
GB9320637D0 true GB9320637D0 (en) 1993-11-24

Family

ID=10743129

Family Applications (2)

Application Number Title Priority Date Filing Date
GB939320637A Pending GB9320637D0 (en) 1993-10-07 1993-10-07 Proximity detectors
GB9607368A Withdrawn GB2298483A (en) 1993-10-07 1994-10-07 Proximity detectors

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9607368A Withdrawn GB2298483A (en) 1993-10-07 1994-10-07 Proximity detectors

Country Status (4)

Country Link
EP (1) EP0760105A1 (en)
AU (1) AU7790594A (en)
GB (2) GB9320637D0 (en)
WO (1) WO1995010057A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8225458B1 (en) 2001-07-13 2012-07-24 Hoffberg Steven M Intelligent door restraint
US20050207616A1 (en) * 2004-03-17 2005-09-22 The Chamberlain Group, Inc. Movable barrier operator with an obstacle detector
GB2438422B (en) * 2006-05-22 2009-09-23 Memco Ltd Obstacle-detecting apparatus for a powered door system
DE102010012712A1 (en) * 2010-03-25 2011-09-29 Osram Opto Semiconductors Gmbh Light-emitting semiconductor device
EP2610647B1 (en) * 2011-12-27 2015-07-29 Sick AG Optoelectronic sensor
US11066276B2 (en) 2018-04-30 2021-07-20 Otis Elevator Company Enhanced door detection

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4339660A (en) * 1980-05-15 1982-07-13 Erwin Sick Gmbh Optik-Elektronik Reflection light barrier apparatus for recognizing both strongly and weakly reflecting objects
JPS59193382A (en) * 1983-04-18 1984-11-01 Sogo Keibi Hoshiyou Kk Detecting apparatus for invader
DE3539131A1 (en) * 1985-11-05 1987-05-14 Bosch Gmbh Robert DC GENERATOR
GB8619727D0 (en) * 1986-08-13 1986-09-24 Electrosense Ltd Proximity detectors
US5032716A (en) * 1989-09-11 1991-07-16 Frank Lam Motion triggered device/triggered message delivery system
US5012086A (en) * 1989-10-04 1991-04-30 Barnard Timothy J Optoelectronic pickup for stringed instruments

Also Published As

Publication number Publication date
GB9607368D0 (en) 1996-07-03
EP0760105A1 (en) 1997-03-05
AU7790594A (en) 1995-05-01
GB2298483A (en) 1996-09-04
WO1995010057A1 (en) 1995-04-13

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