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GB2518825B - A lighting unit - Google Patents

A lighting unit

Info

Publication number
GB2518825B
GB2518825B GB1317168.1A GB201317168A GB2518825B GB 2518825 B GB2518825 B GB 2518825B GB 201317168 A GB201317168 A GB 201317168A GB 2518825 B GB2518825 B GB 2518825B
Authority
GB
United Kingdom
Prior art keywords
lighting unit
lighting
unit
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
GB1317168.1A
Other versions
GB201317168D0 (en
GB2518825A (en
Inventor
Michael Laurence Messenger
Daniel Anthony Graham
Roger Brian Whorrod
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.)
LUMENOX LIMITED
Original Assignee
LUMENOX 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 LUMENOX Ltd filed Critical LUMENOX Ltd
Priority to GB1317168.1A priority Critical patent/GB2518825B/en
Publication of GB201317168D0 publication Critical patent/GB201317168D0/en
Publication of GB2518825A publication Critical patent/GB2518825A/en
Application granted granted Critical
Publication of GB2518825B publication Critical patent/GB2518825B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • 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
    • F21V31/04—Provision of filling media
    • 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
    • F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • F21V23/007—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array enclosed in a casing
    • F21V23/009—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array enclosed in a casing the casing being inside the housing of the lighting device
    • 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
    • F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • F21V23/023—Power supplies in a casing
    • 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
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • F21V23/0457—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor sensing the operating status of the lighting device, e.g. to detect failure of a light source or to provide feedback to the device
    • 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
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • 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)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
GB1317168.1A 2013-09-27 2013-09-27 A lighting unit Expired - Fee Related GB2518825B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1317168.1A GB2518825B (en) 2013-09-27 2013-09-27 A lighting unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1317168.1A GB2518825B (en) 2013-09-27 2013-09-27 A lighting unit

Publications (3)

Publication Number Publication Date
GB201317168D0 GB201317168D0 (en) 2013-11-06
GB2518825A GB2518825A (en) 2015-04-08
GB2518825B true GB2518825B (en) 2015-08-19

Family

ID=49553513

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1317168.1A Expired - Fee Related GB2518825B (en) 2013-09-27 2013-09-27 A lighting unit

Country Status (1)

Country Link
GB (1) GB2518825B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2571713B (en) * 2018-03-05 2020-02-26 Lumenox Ltd Light emitting device
CN109559654A (en) * 2018-12-29 2019-04-02 深圳市奥拓电子股份有限公司 LED display
CN111862843B (en) * 2020-08-18 2024-10-01 深圳市奥拓电子股份有限公司 Self-moving lamp bead protection device, LED box body and LED display screen

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011106069A2 (en) * 2010-02-23 2011-09-01 General Electric Company Lighting system with thermal management system
US20120127702A1 (en) * 2010-10-09 2012-05-24 Lax Daniel A Modular led lighting assembly
US8444298B2 (en) * 2011-06-03 2013-05-21 Rong Gui Lin LED lighting device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011106069A2 (en) * 2010-02-23 2011-09-01 General Electric Company Lighting system with thermal management system
US20120127702A1 (en) * 2010-10-09 2012-05-24 Lax Daniel A Modular led lighting assembly
US8444298B2 (en) * 2011-06-03 2013-05-21 Rong Gui Lin LED lighting device

Also Published As

Publication number Publication date
GB201317168D0 (en) 2013-11-06
GB2518825A (en) 2015-04-08

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: LUMENOX LIMITED

Free format text: FORMER OWNER: OXALIS GROUP LIMITED

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170927