KR102012744B1 - 차량용 면조명 - Google Patents
차량용 면조명 Download PDFInfo
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- KR102012744B1 KR102012744B1 KR1020120147658A KR20120147658A KR102012744B1 KR 102012744 B1 KR102012744 B1 KR 102012744B1 KR 1020120147658 A KR1020120147658 A KR 1020120147658A KR 20120147658 A KR20120147658 A KR 20120147658A KR 102012744 B1 KR102012744 B1 KR 102012744B1
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Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/249—Light guides with two or more light sources being coupled into the light guide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/61—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/239—Light guides characterised by the shape of the light guide plate-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/241—Light guides characterised by the shape of the light guide of complex shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/40—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the combination of reflectors and refractors
-
- 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
-
- 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
- G02B6/0055—Reflecting element, sheet or layer
-
- 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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
도 2는 본 발명에 따른 차량용 면조명의 요부를 도시한 요부 개념도이고, 도 3은 도 2의 A-A' 단면도를 도시한 개념도이다.
도 4 및 도 5는 도 3에서 상술한 광반사패턴의 다양한 적용예를 도시한 개념도이다.
도 6은 도 2 내지 도 5에서 상술한 본 발명에 따른 차량용 면조명의 구현예를 도시한 것이다.
도 7 및 도 8은 본 발명에 따른 광가이드부재에 에칭(etching)을 통해 광반사패턴을 구현하고, 이렇게 제조된 광가이드부재의 표면반사특성(BSDF)을 측정한 결과를 도시한 것이다.
도 9 및 도 10은 상술한 샌딩공법을 적용하여 광가이드부재에 광반사패턴을 구현하고, 이렇게 제조된 광가이드부재의 표면반사특성(BSDF)를 측정한 결과를 도시한 것이다.
120: 광원
130: 재반사부재
140: 광가이드부재
141: 광반사패턴
142: 실장홈
160: 반사부재
210: 내부광원군
Claims (13)
- 반사부재;
상기 반사부재 상에 배치되는 광가이드부재;
상기 반사부재 상면에 배치되어, 상기 광가이드부재에 의해 매립되는 복수개의 광반사패턴;
상기 광가이드부재 측면에 배치되는 광원모듈; 및
상기 광원모듈과 이격되어 배치되고, 곡률을 갖는 재반사부재를 포함하고,
상기 광원모듈은 인쇄회로기판, 상기 인쇄회로기판 상에 배치되는 복수개의 광원을 포함하고,
상기 광원은 상부발광형 다이오드이고,
상기 복수개의 광원으로부터 출사된 광은 상기 재반사부재의 내측에서 반사되어 상기 광가이드부재의 측면으로 입사되고, 상기 광가이드부재의 측면에서 입사된 광은 상기 광반사패턴에 반사되어 상기 광가이드부재의 상면으로 빛이 방출되고,
상기 재반사부재는 상기 인쇄회로기판의 일측과 이격되어 배치되어, 상기 광가이드부재의 높이보다 높게 형성되는 차량용 면조명. - 청구항 1에 있어서,
상기 광반사패턴은 상기 광가이드부재의 깊이 방향으로 음각의 요철이 형성되고, 상기 요철은 반구형 또는 피라미드 형 또는 반구형과 피라미드 형의 조합 구조를 포함하는 차량용 면조명. - 삭제
- 청구항 2에 있어서,
상기 광반사패턴의 밀도는 위치에 따라 상이하게 배치되고, 상기 광반사패턴은 상기 광원모듈에서 상기 광가이드부재의 중심부로 갈수록 패턴 밀도가 높아지는 차량용 면조명. - 삭제
- 삭제
- 청구항 1,2 및 4 중 어느 한 항에 있어서,
상기 광반사패턴은 TiO2, CaCO3, BaSO4, Al2O3, Silicon, PS 중 어느 하나의 물질을 포함하는 차량용 면조명. - 청구항 1,2 및 4 중 어느 한 항에 있어서,
상기 반사부재는 투명 PET, 백색(white) PET, Ag 시트 중 어느 하나인 차량용 면조명. - 청구항 1,2 및 4 중 어느 한 항에 있어서,
상기 광가이드부재는 실리콘(sillicon), 실리카(silica), 글라스버블(glass bubble), PMMA, 우레탄(urethane), Zn, Zr, Al2O3, 아크릴(acryl) 중 선택되는 적어도 어느 하나로 구성되는 광을 확산시키기 위한 확산 물질을 더 포함하는 차량용 면조명. - 청구항 1,2 및 4 중 어느 한 항에 있어서,
상기 광가이드부재는 일영역에 복수개의 광원을 실장하는 실장홈과, 상기 실장홈에 삽입되어 배치되는 내부광원군을 더 포함하는 차량용 면조명. - 청구항 10에 있어서,
상기 내부광원군은 상기 실장홈이 형성하는 내부영역의 중심방향으로 광을 출사하는 차량용 면조명. - 청구항 1,2 및 4 중 어느 한 항에 있어서,
상기 광가이드부재 상에 배치되는 확산플레이트와, 상기 확산플레이트 상에 배치되는 외부렌즈를 더 포함하는 차량용 면조명. - 삭제
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KR20140078372A KR20140078372A (ko) | 2014-06-25 |
KR102012744B1 true KR102012744B1 (ko) | 2019-08-21 |
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KR102283108B1 (ko) * | 2020-12-04 | 2021-07-29 | 주식회사 삼광테라피 | 이중 도광판 구조체 및 그 제조 방법 |
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CN106287486B (zh) * | 2016-08-30 | 2020-05-15 | 嘉兴海拉灯具有限公司 | 车灯固定结构及其安装方法 |
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KR102564889B1 (ko) * | 2018-02-08 | 2023-08-09 | 주식회사 아모센스 | 자동차의 리어 램프 모듈 및 이를 갖는 리어 콤비네이션 램프 |
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