DE112013005914T5 - Beleuchtungsvorrichtung - Google Patents

Beleuchtungsvorrichtung Download PDF

Info

Publication number
DE112013005914T5
DE112013005914T5 DE112013005914.2T DE112013005914T DE112013005914T5 DE 112013005914 T5 DE112013005914 T5 DE 112013005914T5 DE 112013005914 T DE112013005914 T DE 112013005914T DE 112013005914 T5 DE112013005914 T5 DE 112013005914T5
Authority
DE
Germany
Prior art keywords
light
opening
light guide
emitting element
mounting substrate
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.)
Withdrawn
Application number
DE112013005914.2T
Other languages
German (de)
English (en)
Inventor
Shinji Kadoriku
Naoki Kotani
Ichirou Tanimura
Yuji Nakagawa
Ryoma Murase
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of DE112013005914T5 publication Critical patent/DE112013005914T5/de
Withdrawn legal-status Critical Current

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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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0031—Reflecting element, sheet or layer
    • 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
    • F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F21V2200/20—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of a generally planar shape
    • 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
    • F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular
    • 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]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0018—Redirecting means on the surface of the light guide

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
DE112013005914.2T 2012-12-11 2013-11-20 Beleuchtungsvorrichtung Withdrawn DE112013005914T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012-270693 2012-12-11
JP2012270693A JP5740560B2 (ja) 2012-12-11 2012-12-11 照明装置
PCT/JP2013/006826 WO2014091686A1 (ja) 2012-12-11 2013-11-20 照明装置

Publications (1)

Publication Number Publication Date
DE112013005914T5 true DE112013005914T5 (de) 2015-09-17

Family

ID=50933994

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112013005914.2T Withdrawn DE112013005914T5 (de) 2012-12-11 2013-11-20 Beleuchtungsvorrichtung

Country Status (4)

Country Link
JP (1) JP5740560B2 (ja)
CN (1) CN204805985U (ja)
DE (1) DE112013005914T5 (ja)
WO (1) WO2014091686A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3477184A1 (en) * 2017-10-27 2019-05-01 Xiamen Eco Lighting Co., Ltd. Downlight apparatus

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108430830B (zh) * 2015-12-24 2021-09-10 林特琅普股份有限公司 车辆用照明装置
US11387054B2 (en) * 2018-02-22 2022-07-12 KYOCERA AVX Components Corporation Electrical circuit including a supercapacitor with reduced leakage
US11307455B2 (en) 2019-09-25 2022-04-19 Nichia Corporation Light-emitting module having array of light sources, some aligned and others offset with array of lense structures
JP7078865B2 (ja) * 2019-09-25 2022-06-01 日亜化学工業株式会社 発光モジュール

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004031064A (ja) * 2002-06-25 2004-01-29 Kawaguchiko Seimitsu Co Ltd バックライト装置
JP2007329089A (ja) * 2006-06-09 2007-12-20 Yuka Denshi Co Ltd 発光ユニット
JP2012104476A (ja) * 2010-10-12 2012-05-31 Toshiba Lighting & Technology Corp 照明装置
JP2012138255A (ja) * 2010-12-27 2012-07-19 Sony Corp 面発光装置および表示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3477184A1 (en) * 2017-10-27 2019-05-01 Xiamen Eco Lighting Co., Ltd. Downlight apparatus

Also Published As

Publication number Publication date
CN204805985U (zh) 2015-11-25
JP2014116235A (ja) 2014-06-26
WO2014091686A1 (ja) 2014-06-19
JP5740560B2 (ja) 2015-06-24

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Legal Events

Date Code Title Description
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee