GB2590806B - Optical assembly for a downlight - Google Patents

Optical assembly for a downlight Download PDF

Info

Publication number
GB2590806B
GB2590806B GB2020026.7A GB202020026A GB2590806B GB 2590806 B GB2590806 B GB 2590806B GB 202020026 A GB202020026 A GB 202020026A GB 2590806 B GB2590806 B GB 2590806B
Authority
GB
United Kingdom
Prior art keywords
downlight
optical assembly
optical
assembly
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.)
Active
Application number
GB2020026.7A
Other versions
GB2590806A (en
GB202020026D0 (en
Inventor
Watt Graeme
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB2020026.7A priority Critical patent/GB2590806B/en
Publication of GB202020026D0 publication Critical patent/GB202020026D0/en
Publication of GB2590806A publication Critical patent/GB2590806A/en
Priority to GB2118209.2A priority patent/GB2603848A/en
Priority to PCT/GB2021/053318 priority patent/WO2022129912A1/en
Application granted granted Critical
Publication of GB2590806B publication Critical patent/GB2590806B/en
Active 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
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/026—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
    • 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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/0008—Reflectors for light sources providing for indirect lighting
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/08—Optical design with elliptical curvature
    • 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)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB2020026.7A 2020-12-17 2020-12-17 Optical assembly for a downlight Active GB2590806B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB2020026.7A GB2590806B (en) 2020-12-17 2020-12-17 Optical assembly for a downlight
GB2118209.2A GB2603848A (en) 2020-12-17 2021-12-15 Optical assembly for a downlight
PCT/GB2021/053318 WO2022129912A1 (en) 2020-12-17 2021-12-15 Optical assembly for a downlight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2020026.7A GB2590806B (en) 2020-12-17 2020-12-17 Optical assembly for a downlight

Publications (3)

Publication Number Publication Date
GB202020026D0 GB202020026D0 (en) 2021-02-03
GB2590806A GB2590806A (en) 2021-07-07
GB2590806B true GB2590806B (en) 2022-03-30

Family

ID=74221438

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2020026.7A Active GB2590806B (en) 2020-12-17 2020-12-17 Optical assembly for a downlight
GB2118209.2A Withdrawn GB2603848A (en) 2020-12-17 2021-12-15 Optical assembly for a downlight

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2118209.2A Withdrawn GB2603848A (en) 2020-12-17 2021-12-15 Optical assembly for a downlight

Country Status (2)

Country Link
GB (2) GB2590806B (en)
WO (1) WO2022129912A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6561670B1 (en) * 2002-01-04 2003-05-13 Genlyte Thomas Group Llc Semi-recessed downlight wall wash canopy luminaire

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900726A (en) * 1974-04-25 1975-08-19 Berkey Colortran Compact follow spot
EP1888967A1 (en) * 2005-05-25 2008-02-20 Koninklijke Philips Electronics N.V. Illumination system, shelf-lighting system and wall-washer lighting system
DE202011003261U1 (en) * 2011-02-25 2011-04-28 Hess Verwaltungs-Gmbh Luminaire insert, in particular for a floor lamp
ITFI20110151A1 (en) * 2011-07-22 2013-01-23 Storaro Francesca LIGHTING APPARATUS INCLUDING SPRINGS OF LIGHT PUNCTURAL WITH MULTIPLE ORIENTATION.
DE102016123006A1 (en) * 2016-11-29 2018-05-30 Erco Gmbh wallwashers
CN111911840A (en) * 2020-08-12 2020-11-10 广东三雄极光照明股份有限公司 Wall reflection cup and wall washing lamp are washed to ellipsometry

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6561670B1 (en) * 2002-01-04 2003-05-13 Genlyte Thomas Group Llc Semi-recessed downlight wall wash canopy luminaire

Also Published As

Publication number Publication date
GB2603848A (en) 2022-08-17
GB2590806A (en) 2021-07-07
GB202118209D0 (en) 2022-01-26
GB202020026D0 (en) 2021-02-03
WO2022129912A1 (en) 2022-06-23

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