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GB2524031B - Explosion proof light box - Google Patents

Explosion proof light box Download PDF

Info

Publication number
GB2524031B
GB2524031B GB1404305.3A GB201404305A GB2524031B GB 2524031 B GB2524031 B GB 2524031B GB 201404305 A GB201404305 A GB 201404305A GB 2524031 B GB2524031 B GB 2524031B
Authority
GB
United Kingdom
Prior art keywords
light box
explosion proof
proof light
explosion
box
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
GB1404305.3A
Other versions
GB2524031A (en
GB201404305D0 (en
Inventor
Hawkins Mark
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.)
Searchlight Electric Ltd
Original Assignee
Searchlight Electric 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
Application filed by Searchlight Electric Ltd filed Critical Searchlight Electric Ltd
Priority to GB1404305.3A priority Critical patent/GB2524031B/en
Publication of GB201404305D0 publication Critical patent/GB201404305D0/en
Publication of GB2524031A publication Critical patent/GB2524031A/en
Application granted granted Critical
Publication of GB2524031B publication Critical patent/GB2524031B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/03—Lighting devices intended for fixed installation of surface-mounted type
    • 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
    • F21V25/00—Safety devices structurally associated with lighting devices
    • F21V25/12—Flameproof or explosion-proof arrangements
    • 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
    • F21V3/061—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being glass
    • 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
    • F21V3/062—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being plastics
    • 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
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/005—Sealing arrangements therefor
    • 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)
  • Illuminated Signs And Luminous Advertising (AREA)
GB1404305.3A 2014-03-11 2014-03-11 Explosion proof light box Expired - Fee Related GB2524031B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1404305.3A GB2524031B (en) 2014-03-11 2014-03-11 Explosion proof light box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1404305.3A GB2524031B (en) 2014-03-11 2014-03-11 Explosion proof light box

Publications (3)

Publication Number Publication Date
GB201404305D0 GB201404305D0 (en) 2014-04-23
GB2524031A GB2524031A (en) 2015-09-16
GB2524031B true GB2524031B (en) 2020-04-29

Family

ID=50554901

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1404305.3A Expired - Fee Related GB2524031B (en) 2014-03-11 2014-03-11 Explosion proof light box

Country Status (1)

Country Link
GB (1) GB2524031B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5386357A (en) * 1992-12-04 1995-01-31 Shell Oil Company Light box
WO2010117734A2 (en) * 2009-03-30 2010-10-14 Hunter Douglas Industries B.V. Light boxes with uniform light distribution
CN201851985U (en) * 2010-10-20 2011-06-01 陈文胜 Illumination indicating device for mine
US20110205757A1 (en) * 2010-02-22 2011-08-25 Whyte Robert H Thin light emitting modular panel system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5386357A (en) * 1992-12-04 1995-01-31 Shell Oil Company Light box
WO2010117734A2 (en) * 2009-03-30 2010-10-14 Hunter Douglas Industries B.V. Light boxes with uniform light distribution
US20110205757A1 (en) * 2010-02-22 2011-08-25 Whyte Robert H Thin light emitting modular panel system
CN201851985U (en) * 2010-10-20 2011-06-01 陈文胜 Illumination indicating device for mine

Also Published As

Publication number Publication date
GB2524031A (en) 2015-09-16
GB201404305D0 (en) 2014-04-23

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Legal Events

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

Effective date: 20210311