GB2275141B - Warning beacon - Google Patents

Warning beacon

Info

Publication number
GB2275141B
GB2275141B GB9401554A GB9401554A GB2275141B GB 2275141 B GB2275141 B GB 2275141B GB 9401554 A GB9401554 A GB 9401554A GB 9401554 A GB9401554 A GB 9401554A GB 2275141 B GB2275141 B GB 2275141B
Authority
GB
United Kingdom
Prior art keywords
warning beacon
beacon
warning
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 - Lifetime
Application number
GB9401554A
Other versions
GB9401554D0 (en
GB2275141A (en
Inventor
Robert Ernest Myson
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.)
LUMISPHERE PRODUCTS Ltd
Original Assignee
LUMISPHERE PRODUCTS Ltd
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 GB939302883A external-priority patent/GB9302883D0/en
Application filed by LUMISPHERE PRODUCTS Ltd filed Critical LUMISPHERE PRODUCTS Ltd
Priority to GB9401554A priority Critical patent/GB2275141B/en
Publication of GB9401554D0 publication Critical patent/GB9401554D0/en
Publication of GB2275141A publication Critical patent/GB2275141A/en
Application granted granted Critical
Publication of GB2275141B publication Critical patent/GB2275141B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/09—Circuit arrangements or apparatus for operating incandescent light sources in which the lamp is fed by pulses
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F21W2111/02—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for roads, paths or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F21W2111/06—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for aircraft runways or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Traffic Control Systems (AREA)
GB9401554A 1993-02-12 1994-01-27 Warning beacon Expired - Lifetime GB2275141B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9401554A GB2275141B (en) 1993-02-12 1994-01-27 Warning beacon

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939302883A GB9302883D0 (en) 1993-02-12 1993-02-12 Warning beacon
GB9401554A GB2275141B (en) 1993-02-12 1994-01-27 Warning beacon

Publications (3)

Publication Number Publication Date
GB9401554D0 GB9401554D0 (en) 1994-03-23
GB2275141A GB2275141A (en) 1994-08-17
GB2275141B true GB2275141B (en) 1995-12-06

Family

ID=26302450

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9401554A Expired - Lifetime GB2275141B (en) 1993-02-12 1994-01-27 Warning beacon

Country Status (1)

Country Link
GB (1) GB2275141B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2283586A (en) * 1993-10-26 1995-05-10 Brenda Olliver A battery and lamp economising circuit for hazard warning devices
US5889660A (en) * 1997-03-06 1999-03-30 Eaton Corporation Isolated power supply for indicator light
US6216087B1 (en) * 1999-11-23 2001-04-10 Xerox Corporation Infrared beacon positioning system
US6241364B1 (en) 1999-11-23 2001-06-05 Xerox Corporation Light fixture embedded infrared beacon

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159009A (en) * 1984-05-18 1985-11-20 Gen Electric Co Plc Load supply circuit and lamp module
US4879638A (en) * 1986-09-10 1989-11-07 Thorn Emi Plc Spotlight arrangement
EP0357285A2 (en) * 1988-08-29 1990-03-07 Gardenamerica Corporation Power supply for outdoor lighting systems
EP0460736A1 (en) * 1990-06-07 1991-12-11 Waters Beheer B.V. An electronic transformer for low voltage lamps with lamp voltage stabilisation
US5144202A (en) * 1983-04-22 1992-09-01 Nilssen Ole K High-frequency power supply for incandescent lamp
EP0517624A1 (en) * 1991-06-04 1992-12-09 Sofrela S.A. Lamp with flexible connection, particularly adaptable to traffic lights

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5144202A (en) * 1983-04-22 1992-09-01 Nilssen Ole K High-frequency power supply for incandescent lamp
GB2159009A (en) * 1984-05-18 1985-11-20 Gen Electric Co Plc Load supply circuit and lamp module
US4879638A (en) * 1986-09-10 1989-11-07 Thorn Emi Plc Spotlight arrangement
EP0357285A2 (en) * 1988-08-29 1990-03-07 Gardenamerica Corporation Power supply for outdoor lighting systems
EP0460736A1 (en) * 1990-06-07 1991-12-11 Waters Beheer B.V. An electronic transformer for low voltage lamps with lamp voltage stabilisation
EP0517624A1 (en) * 1991-06-04 1992-12-09 Sofrela S.A. Lamp with flexible connection, particularly adaptable to traffic lights

Also Published As

Publication number Publication date
GB9401554D0 (en) 1994-03-23
GB2275141A (en) 1994-08-17

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20140126