GB2395891B - Rotating light source system for detecting an obstruction in a space, for use in a mobile storage system - Google Patents

Rotating light source system for detecting an obstruction in a space, for use in a mobile storage system

Info

Publication number
GB2395891B
GB2395891B GB0404670A GB0404670A GB2395891B GB 2395891 B GB2395891 B GB 2395891B GB 0404670 A GB0404670 A GB 0404670A GB 0404670 A GB0404670 A GB 0404670A GB 2395891 B GB2395891 B GB 2395891B
Authority
GB
United Kingdom
Prior art keywords
obstruction
detecting
space
light source
mobile storage
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.)
Expired - Fee Related
Application number
GB0404670A
Other versions
GB0404670D0 (en
GB2395891A (en
Inventor
Larry A Gunseor
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.)
Spacesaver Corp
Original Assignee
Spacesaver Corp
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
Priority claimed from US09/783,700 external-priority patent/US6707028B2/en
Application filed by Spacesaver Corp filed Critical Spacesaver Corp
Publication of GB0404670D0 publication Critical patent/GB0404670D0/en
Publication of GB2395891A publication Critical patent/GB2395891A/en
Application granted granted Critical
Publication of GB2395891B publication Critical patent/GB2395891B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B53/00—Cabinets or racks having several sections one behind the other
    • A47B53/02—Cabinet systems, e.g. consisting of cabinets arranged in a row with means to open or close passages between adjacent cabinets
    • 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
    • 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
GB0404670A 2001-02-14 2001-10-29 Rotating light source system for detecting an obstruction in a space, for use in a mobile storage system Expired - Fee Related GB2395891B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/783,700 US6707028B2 (en) 2001-02-14 2001-02-14 Rotating light source system for detecting an obstruction in a space, for use in a mobile storage system
GB0125937A GB2372197B (en) 2001-02-14 2001-10-29 Rotating light source system for detecting an obstruction in a space, for use in a mobile storage system

Publications (3)

Publication Number Publication Date
GB0404670D0 GB0404670D0 (en) 2004-04-07
GB2395891A GB2395891A (en) 2004-06-09
GB2395891B true GB2395891B (en) 2005-02-16

Family

ID=32299710

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0404671A Expired - Fee Related GB2395892B (en) 2001-02-14 2001-10-29 Rotating light source system for detecting an obstruction in a space,for use in a mobile storage system
GB0404670A Expired - Fee Related GB2395891B (en) 2001-02-14 2001-10-29 Rotating light source system for detecting an obstruction in a space, for use in a mobile storage system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0404671A Expired - Fee Related GB2395892B (en) 2001-02-14 2001-10-29 Rotating light source system for detecting an obstruction in a space,for use in a mobile storage system

Country Status (1)

Country Link
GB (2) GB2395892B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013026462A1 (en) * 2011-08-19 2013-02-28 Sca Hygiene Products Ab Means and method for detecting the presence of at least one object to be tidied in a washroom

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239961A (en) * 1979-01-23 1980-12-16 Theodore Lasar Photoelectric light curtain using retroreflector
US5408089A (en) * 1993-09-02 1995-04-18 White Storage & Retrieval Systems, Inc. Object detection system with a plurality of detectors for moveable storage unit systems and work areas having exits
US5486691A (en) * 1992-10-07 1996-01-23 Erwin Sick Gmbh Optik-Eletronik Monitoring apparatus in machines
US5670778A (en) * 1995-08-31 1997-09-23 Kardex Systems, Inc. Presence detector for mobile storage systems
US5850082A (en) * 1996-11-20 1998-12-15 Tab Products Company System for counting persons in a high density mobile storage system
EP1160587A1 (en) * 2000-01-06 2001-12-05 The Nippon Signal Co., Ltd. Optical barrier device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5359191A (en) * 1993-04-16 1994-10-25 Spacesaver Corporation Cross-aisle photo-detector for mobile storage system having a light detector mounted to the movable storage unit

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239961A (en) * 1979-01-23 1980-12-16 Theodore Lasar Photoelectric light curtain using retroreflector
US5486691A (en) * 1992-10-07 1996-01-23 Erwin Sick Gmbh Optik-Eletronik Monitoring apparatus in machines
US5408089A (en) * 1993-09-02 1995-04-18 White Storage & Retrieval Systems, Inc. Object detection system with a plurality of detectors for moveable storage unit systems and work areas having exits
US5670778A (en) * 1995-08-31 1997-09-23 Kardex Systems, Inc. Presence detector for mobile storage systems
US5850082A (en) * 1996-11-20 1998-12-15 Tab Products Company System for counting persons in a high density mobile storage system
EP1160587A1 (en) * 2000-01-06 2001-12-05 The Nippon Signal Co., Ltd. Optical barrier device

Also Published As

Publication number Publication date
GB0404670D0 (en) 2004-04-07
GB0404671D0 (en) 2004-04-07
GB2395892A (en) 2004-06-09
GB2395891A (en) 2004-06-09
GB2395892B (en) 2005-01-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20061029