JP7625606B2 - 卓上照明装置 - Google Patents

卓上照明装置 Download PDF

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Publication number
JP7625606B2
JP7625606B2 JP2022540196A JP2022540196A JP7625606B2 JP 7625606 B2 JP7625606 B2 JP 7625606B2 JP 2022540196 A JP2022540196 A JP 2022540196A JP 2022540196 A JP2022540196 A JP 2022540196A JP 7625606 B2 JP7625606 B2 JP 7625606B2
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JP
Japan
Prior art keywords
light
light guide
guide plate
main surface
lighting device
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
JP2022540196A
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English (en)
Japanese (ja)
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JPWO2022024829A1 (https=
Inventor
貴博 吉川
恒三 中村
宇峰 翁
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.)
Nitto Denko Corp
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Nitto Denko Corp
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Filing date
Publication date
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Publication of JPWO2022024829A1 publication Critical patent/JPWO2022024829A1/ja
Application granted granted Critical
Publication of JP7625606B2 publication Critical patent/JP7625606B2/ja
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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
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0004—Personal or domestic articles
    • F21V33/0012—Furniture
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S6/00—Lighting devices intended to be free-standing
    • F21S6/002—Table lamps, e.g. for ambient lighting
    • F21S6/003—Table lamps, e.g. for ambient lighting for task lighting, e.g. for reading or desk work, e.g. angle poise lamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S6/00—Lighting devices intended to be free-standing
    • 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0085—Means for removing heat created by the light source from the package
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/009—Positioning aspects of the light source in the package
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/0091—Positioning aspects of the light source relative to the light guide
    • 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
    • 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
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear 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]
    • F21Y2115/15—Organic light-emitting diodes [OLED]
    • 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
    • F21Y2115/20—Electroluminescent [EL] light sources
    • 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Planar Illumination Modules (AREA)
JP2022540196A 2020-07-28 2021-07-19 卓上照明装置 Active JP7625606B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020127348 2020-07-28
JP2020127348 2020-07-28
PCT/JP2021/026903 WO2022024829A1 (ja) 2020-07-28 2021-07-19 卓上照明装置

Publications (2)

Publication Number Publication Date
JPWO2022024829A1 JPWO2022024829A1 (https=) 2022-02-03
JP7625606B2 true JP7625606B2 (ja) 2025-02-03

Family

ID=80036426

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022540196A Active JP7625606B2 (ja) 2020-07-28 2021-07-19 卓上照明装置

Country Status (7)

Country Link
US (1) US11940120B2 (https=)
EP (1) EP4191125A4 (https=)
JP (1) JP7625606B2 (https=)
KR (1) KR20230044187A (https=)
CN (1) CN116157618B (https=)
TW (1) TWI887456B (https=)
WO (1) WO2022024829A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230296217A1 (en) * 2020-07-28 2023-09-21 Nitto Denko Corporation Surface illumination device, space including surface illumination device, and illumination method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003202568A (ja) 2001-10-24 2003-07-18 Sharp Corp 導光体およびその製造方法、面状光源装置、表示装置
JP2012156082A (ja) 2011-01-28 2012-08-16 Furukawa Electric Co Ltd:The バックライトパネル、導光板、反射板、および接着シート
US20120268966A1 (en) 2011-04-20 2012-10-25 Rambus Inc. Lighting assembly
JP2013200993A (ja) 2012-03-23 2013-10-03 Konica Minolta Inc 導光板、照明装置及び照明スタンド
JP2018500719A (ja) 2014-10-21 2018-01-11 サン−ゴバン アドフォル 統合型照明を有するパネル
WO2019182098A1 (ja) 2018-03-22 2019-09-26 日東電工株式会社 光学デバイス

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08248421A (ja) * 1995-03-07 1996-09-27 Sony Corp 導光部材
JP4960327B2 (ja) * 2002-08-02 2012-06-27 三菱レイヨン株式会社 光偏向素子及び光源装置
JP4239700B2 (ja) * 2003-06-17 2009-03-18 オムロン株式会社 面光源装置及び当該面光源装置を用いた機器
JP4547276B2 (ja) * 2005-01-24 2010-09-22 シチズン電子株式会社 面状光源
TWM272939U (en) * 2005-04-12 2005-08-11 Keeper Technology Co Ltd Illuminator with light-guiding structure
KR100638874B1 (ko) * 2005-07-06 2006-10-27 삼성전기주식회사 Ｌｅｄ 광원이 도광판에 삽입된 백라이트 장치의광원-도광판 구조 및 이를 포함하는 백라이트 장치
JP2009110783A (ja) 2007-10-30 2009-05-21 Colcoat Kk 指向性照明装置
JP2009265960A (ja) * 2008-04-25 2009-11-12 Panasonic Corp 信号機
CN101598285A (zh) * 2009-03-02 2009-12-09 广东明家科技股份有限公司 二极管折射式天顶灯
CN201420958Y (zh) * 2009-04-07 2010-03-10 辅祥实业股份有限公司 夜间阅读照明光板
CN201425205Y (zh) * 2009-05-21 2010-03-17 潘文莘 能够产生均匀条状光源的发光二极管照明装置及照明模块
JP2011028868A (ja) * 2009-07-21 2011-02-10 Inax Corp キッチンの照明装置
US20110244187A1 (en) 2010-04-06 2011-10-06 Modilis Holdings Llc Internal Cavity Optics
KR20130109929A (ko) 2010-04-06 2013-10-08 오와이 아이씨에스 인텔리전트 컨트롤 시스템즈 리미티드 태양전지를 이용하기 위한 매립된 공동을 갖는 라미네이트 구조 및 이들의 관련 제조 방법
TWI416049B (zh) * 2010-09-10 2013-11-21 Young Lighting Technology Corp 光源裝置及光源裝置的使用方法
CN102997106A (zh) * 2011-09-09 2013-03-27 柯尼卡美能达先进多层薄膜株式会社 照明装置以及照明台灯
JP2015146294A (ja) * 2014-02-04 2015-08-13 ソニー株式会社 照明装置および表示装置
SG11202003940UA (en) 2017-11-01 2020-05-28 Nitto Denko Corp Light distribution structure and element, related method and uses
EP3735552B1 (en) * 2018-01-02 2021-11-10 Signify Holding B.V. Table lamp
JP6740490B2 (ja) 2018-01-26 2020-08-12 日東電工株式会社 Ｌｅｄ照明器具用フィルム、ｌｅｄ照明器具
KR102746689B1 (ko) * 2018-05-21 2024-12-26 닛토덴코 가부시키가이샤 개량된 배광 소자
CH715534A1 (de) * 2018-11-12 2020-05-15 Regent Beleuchtungskoerper Ag Optik und Tischleuchte.
JP2020127348A (ja) 2019-02-06 2020-08-20 Ｎｊコンポーネント株式会社 ステーター、モーター、およびステーターの製造方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003202568A (ja) 2001-10-24 2003-07-18 Sharp Corp 導光体およびその製造方法、面状光源装置、表示装置
JP2012156082A (ja) 2011-01-28 2012-08-16 Furukawa Electric Co Ltd:The バックライトパネル、導光板、反射板、および接着シート
US20120268966A1 (en) 2011-04-20 2012-10-25 Rambus Inc. Lighting assembly
JP2013200993A (ja) 2012-03-23 2013-10-03 Konica Minolta Inc 導光板、照明装置及び照明スタンド
JP2018500719A (ja) 2014-10-21 2018-01-11 サン−ゴバン アドフォル 統合型照明を有するパネル
WO2019182098A1 (ja) 2018-03-22 2019-09-26 日東電工株式会社 光学デバイス

Also Published As

Publication number Publication date
WO2022024829A1 (ja) 2022-02-03
US20230280005A1 (en) 2023-09-07
TWI887456B (zh) 2025-06-21
TW202204816A (zh) 2022-02-01
JPWO2022024829A1 (https=) 2022-02-03
KR20230044187A (ko) 2023-04-03
EP4191125A1 (en) 2023-06-07
EP4191125A4 (en) 2024-08-14
US11940120B2 (en) 2024-03-26
CN116157618A (zh) 2023-05-23
CN116157618B (zh) 2026-01-02

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