GB0917861D0 - Lamp - Google Patents

Lamp

Info

Publication number
GB0917861D0
GB0917861D0 GBGB0917861.7A GB0917861A GB0917861D0 GB 0917861 D0 GB0917861 D0 GB 0917861D0 GB 0917861 A GB0917861 A GB 0917861A GB 0917861 D0 GB0917861 D0 GB 0917861D0
Authority
GB
United Kingdom
Prior art keywords
lamp
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.)
Granted
Application number
GBGB0917861.7A
Other versions
GB2462019B (en
GB2462019A (en
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.)
Unipart Rail Ltd
Original Assignee
Unipart Rail 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 GB0518751A external-priority patent/GB2430248A/en
Application filed by Unipart Rail Ltd filed Critical Unipart Rail Ltd
Priority to GB0917861A priority Critical patent/GB2462019B/en
Publication of GB0917861D0 publication Critical patent/GB0917861D0/en
Publication of GB2462019A publication Critical patent/GB2462019A/en
Application granted granted Critical
Publication of GB2462019B publication Critical patent/GB2462019B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F21L4/02—Electric lighting devices with self-contained electric batteries or cells characterised by the provision of two or more light sources
    • F21L4/022—Pocket lamps
    • F21L4/027—Pocket lamps the light sources being a LED
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S10/00—Lighting devices or systems producing a varying lighting effect
    • F21S10/007—Lighting devices or systems producing a varying lighting effect using rotating transparent or colored disks, e.g. gobo wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S10/00—Lighting devices or systems producing a varying lighting effect
    • F21S10/02—Lighting devices or systems producing a varying lighting effect changing colors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/08—Controlling the distribution of the light emitted by adjustment of elements by movement of the screens or filters
    • F21V14/085—Controlling the distribution of the light emitted by adjustment of elements by movement of the screens or filters in portable lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/08—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing coloured light, e.g. monochromatic; for reducing intensity of light
    • F21V9/083—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing coloured light, e.g. monochromatic; for reducing intensity of light for portable lighting devices
    • F21V9/10—
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
GB0917861A 2005-09-14 2009-10-12 Railway signalling lamp Expired - Lifetime GB2462019B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0917861A GB2462019B (en) 2005-09-14 2009-10-12 Railway signalling lamp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0518751A GB2430248A (en) 2005-09-14 2005-09-14 Lamp with changeable coloured filters
GB0917861A GB2462019B (en) 2005-09-14 2009-10-12 Railway signalling lamp

Publications (3)

Publication Number Publication Date
GB0917861D0 true GB0917861D0 (en) 2009-11-25
GB2462019A GB2462019A (en) 2010-01-27
GB2462019B GB2462019B (en) 2010-08-11

Family

ID=41402911

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0917861A Expired - Lifetime GB2462019B (en) 2005-09-14 2009-10-12 Railway signalling lamp

Country Status (1)

Country Link
GB (1) GB2462019B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0913971D0 (en) * 2009-08-10 2009-09-16 Unipart Rail Ltd Fixed signals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1042127A (en) * 1964-03-18 1966-09-14 Bardic Ltd Hand lanterns
US5982974A (en) * 1996-09-30 1999-11-09 Davis; James M. Releasable light adjustment mechanism for a fiberoptic conductor
DE29718360U1 (en) * 1997-10-06 1998-01-08 Siemens AG, 80333 München Device for generating the night signs of shape signals
US6755554B2 (en) * 2000-05-25 2004-06-29 Matsushita Electric Industrial Co., Ltd. Color wheel assembly and color sequential display device using the same, color wheel unit and color sequential display device using the same, and color sequential display device
US6474837B1 (en) * 2000-11-20 2002-11-05 Richard S. Belliveau Lighting device with beam altering mechanism incorporating a plurality of light souces
US6776508B2 (en) * 2002-01-23 2004-08-17 King Of Fans, Inc. Landscaping fixtures with colored lights

Also Published As

Publication number Publication date
GB2462019B (en) 2010-08-11
GB2462019A (en) 2010-01-27

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Legal Events

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

Expiry date: 20250913