JP2006236853A - 導光体及び導光体を備えた照明装置 - Google Patents
導光体及び導光体を備えた照明装置 Download PDFInfo
- Publication number
- JP2006236853A JP2006236853A JP2005051628A JP2005051628A JP2006236853A JP 2006236853 A JP2006236853 A JP 2006236853A JP 2005051628 A JP2005051628 A JP 2005051628A JP 2005051628 A JP2005051628 A JP 2005051628A JP 2006236853 A JP2006236853 A JP 2006236853A
- Authority
- JP
- Japan
- Prior art keywords
- light
- light source
- light guide
- led
- incident
- 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.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/83—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
-
- 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
-
- 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
- G02B6/002—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
- G02B6/0021—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses
-
- 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
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/002—Legends replaceable; adaptable
- H01H2219/014—LED
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/06—Reflector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/062—Light conductor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/07—Actuators transparent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2225/00—Switch site location
- H01H2225/022—Switch site location other then row-column disposition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/026—Car
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/036—Radio; TV
Abstract
【解決手段】 LED3と、このLED3の正面から側方に外れた位置に配置された照明対象個所との間に配置され、前記LED3の照射光を前記照明対象個所まで導く導光体4であって、前記LED3の正面に配置される入光面8aと、前記照明対象個所の裏側に配置される発光面7aと、前記入光面8aを挟んで前記LED3と対向する位置に形成された反射面9aとを備え、この反射面9aは、前記入光面8aから入光した光を前記LED3周りの所定角度範囲に反射させるように構成され、この反射面9aにより反射された光が前記発光面7aに導かれるようになっている。
【選択図】 図3
Description
3 LED(光源)
4 導光体
5 パネル
7a 発光面
8a 入光面
9 窪み
9a 反射面
C 光軸
Claims (5)
- 光源と、この光源の正面から側方に外れた位置に配置された照明対象個所との間に配置され、前記光源の照射光を前記照明対象個所まで導く導光体であって、
前記光源の正面に配置される入光面と、
前記照明対象個所の裏側に配置される発光面と、
前記入光面を挟んで前記光源と対向する位置に形成された反射面とを備え、
この反射面は、前記入光面から入光した光を前記光源周りの所定角度範囲に反射させるように構成され、この反射面により反射された光が前記発光面に導かれることを特徴とする導光体。 - 前記反射面は、前記入光面から入光した光を、前記光源周りの全周にわたり反射させることを特徴とする請求項1に記載の導光体。
- 前記反射面は、前記所定角度範囲にわたり略均一な側面断面形状を有していることを特徴とする請求項1又は2に記載の導光体。
- 前記反射面は、前記光源の正面に位置する導光体の表側面により構成され、当該表面は前記光源に向かって窪む形状を有し、その窪みの頂点が前記光源からその正面に向かう光軸上に配置されていることを特徴とする請求項1〜3の何れか1項に記載の導光体。
- 請求項1〜4の何れか1項に記載の導光体と、この導光体に光を照射する光源と、これら導光体及び光源を被覆するパネルとを備え、前記光源の照射光により明るくされた前記導光体の発光面によって、前記光源の正面から外れた位置に形成された前記パネルの照明対象個所を裏側から照明するように構成されていることを特徴とする照明装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005051628A JP2006236853A (ja) | 2005-02-25 | 2005-02-25 | 導光体及び導光体を備えた照明装置 |
US11/325,335 US20060193147A1 (en) | 2005-02-25 | 2006-01-05 | Light guide and illumination apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005051628A JP2006236853A (ja) | 2005-02-25 | 2005-02-25 | 導光体及び導光体を備えた照明装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2006236853A true JP2006236853A (ja) | 2006-09-07 |
Family
ID=36931784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005051628A Pending JP2006236853A (ja) | 2005-02-25 | 2005-02-25 | 導光体及び導光体を備えた照明装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20060193147A1 (ja) |
JP (1) | JP2006236853A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120017744A (ko) * | 2010-08-19 | 2012-02-29 | 현대모비스 주식회사 | 차량용 조명버튼 |
KR20140073205A (ko) * | 2012-12-06 | 2014-06-16 | 현대모비스 주식회사 | 차량용 av시스템의 버튼 조명 구조 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7740390B2 (en) * | 2007-11-16 | 2010-06-22 | Avago Technologies Ecbu Ip (Singapore) Pte, Ltd. | Segmented light guide |
US7794130B2 (en) * | 2008-06-17 | 2010-09-14 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Segmented light guide |
KR102203273B1 (ko) * | 2014-06-17 | 2021-01-14 | 현대모비스 주식회사 | 버튼의 조명장치 |
WO2017046966A1 (ja) * | 2015-09-18 | 2017-03-23 | 株式会社安川電機 | 産業機械の状態表示装置、及び電力変換装置 |
EP4016572B1 (de) | 2016-07-04 | 2024-04-17 | dormakaba Deutschland GmbH | Auslöseelement |
FR3056164B1 (fr) * | 2016-09-21 | 2021-04-09 | Valeo Comfort & Driving Assistance | Organe de commande |
WO2020000210A1 (zh) * | 2018-06-26 | 2020-01-02 | 深圳市大疆创新科技有限公司 | 指示装置和电池组件 |
CN111665589A (zh) * | 2019-03-08 | 2020-09-15 | 三美电机株式会社 | 导光体以及发光装置 |
JP7343783B2 (ja) * | 2019-03-08 | 2023-09-13 | ミツミ電機株式会社 | 導光体及び発光装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5482971U (ja) * | 1977-11-25 | 1979-06-12 | ||
JPH0485619U (ja) * | 1990-11-30 | 1992-07-24 | ||
JP2004199005A (ja) * | 2002-12-20 | 2004-07-15 | Alps Electric Co Ltd | 導光体及びこれを備えた照光式スイッチ装置 |
JP2004355951A (ja) * | 2003-05-29 | 2004-12-16 | Sony Corp | ボタン装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5475571A (en) * | 1994-03-30 | 1995-12-12 | Ford Motor Company | Ring Light collector |
US6473554B1 (en) * | 1996-12-12 | 2002-10-29 | Teledyne Lighting And Display Products, Inc. | Lighting apparatus having low profile |
JPH11284803A (ja) * | 1998-03-27 | 1999-10-15 | Citizen Electronics Co Ltd | 線状光源ユニット |
DE10137605A1 (de) * | 2001-08-01 | 2003-02-27 | Hella Kg Hueck & Co | Leuchte für Fahrzeuge |
JP2004047220A (ja) * | 2002-07-10 | 2004-02-12 | Koito Mfg Co Ltd | 車両用灯具 |
US6896381B2 (en) * | 2002-10-11 | 2005-05-24 | Light Prescriptions Innovators, Llc | Compact folded-optics illumination lens |
FR2846400B1 (fr) * | 2002-10-28 | 2005-10-07 | Valeo Vision | Feu de signalisation comportant un dispositif de recuperation et de repartition du flux lumineux vers un reflecteur annulaire |
JP4067387B2 (ja) * | 2002-11-08 | 2008-03-26 | アルプス電気株式会社 | 導光材および照明装置 |
-
2005
- 2005-02-25 JP JP2005051628A patent/JP2006236853A/ja active Pending
-
2006
- 2006-01-05 US US11/325,335 patent/US20060193147A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5482971U (ja) * | 1977-11-25 | 1979-06-12 | ||
JPH0485619U (ja) * | 1990-11-30 | 1992-07-24 | ||
JP2004199005A (ja) * | 2002-12-20 | 2004-07-15 | Alps Electric Co Ltd | 導光体及びこれを備えた照光式スイッチ装置 |
JP2004355951A (ja) * | 2003-05-29 | 2004-12-16 | Sony Corp | ボタン装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120017744A (ko) * | 2010-08-19 | 2012-02-29 | 현대모비스 주식회사 | 차량용 조명버튼 |
KR101704001B1 (ko) | 2010-08-19 | 2017-02-08 | 현대모비스 주식회사 | 차량용 조명버튼 |
KR20140073205A (ko) * | 2012-12-06 | 2014-06-16 | 현대모비스 주식회사 | 차량용 av시스템의 버튼 조명 구조 |
KR101995052B1 (ko) | 2012-12-06 | 2019-07-01 | 현대모비스 주식회사 | 차량용 av시스템의 버튼 조명 구조 |
Also Published As
Publication number | Publication date |
---|---|
US20060193147A1 (en) | 2006-08-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2006236853A (ja) | 導光体及び導光体を備えた照明装置 | |
JP4914432B2 (ja) | 照光入力装置 | |
JP4714112B2 (ja) | 照明装置 | |
JP2006252794A (ja) | 導光体及びこれを備えた照明装置 | |
JP2008041541A (ja) | 操作装置 | |
JP4284212B2 (ja) | 照光装置 | |
JP4577657B2 (ja) | 照明装置 | |
JP2007115439A (ja) | 面発光装置 | |
JP5775607B2 (ja) | 車室内照明装置システム | |
JP4826161B2 (ja) | 照明装置 | |
JP2017168335A (ja) | 車両用灯具 | |
JP2003281908A (ja) | 照明装置 | |
JP5040720B2 (ja) | 光ガイド | |
JP4028448B2 (ja) | ライトガイド及びそれを用いた照光式スイッチ装置 | |
JP2006058068A (ja) | 指針 | |
JP2012123984A (ja) | 照明装置 | |
JP2010257654A (ja) | スイッチ | |
JP6726534B2 (ja) | 照光スイッチ | |
JP2005293887A (ja) | 照光式押釦スイッチ | |
JP5063974B2 (ja) | 照明装置 | |
US20200103579A1 (en) | Light guiding device and indication apparatus | |
JP4957998B2 (ja) | 照明装置 | |
JP2000235614A (ja) | 二次元コード読取装置 | |
JP2008130473A (ja) | Lcdの照明装置 | |
WO2019039359A1 (ja) | スイッチ装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20070529 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20091216 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20091222 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20100217 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20100601 |