CN102481849A - 由能选择性发光的同心圆环构成的光学显示元件 - Google Patents
由能选择性发光的同心圆环构成的光学显示元件 Download PDFInfo
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- CN102481849A CN102481849A CN2010800347356A CN201080034735A CN102481849A CN 102481849 A CN102481849 A CN 102481849A CN 2010800347356 A CN2010800347356 A CN 2010800347356A CN 201080034735 A CN201080034735 A CN 201080034735A CN 102481849 A CN102481849 A CN 102481849A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/28—Structurally-combined illuminating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
- B60K2360/20—Optical features of instruments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
- B60K2360/20—Optical features of instruments
- B60K2360/33—Illumination features
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- Illuminated Signs And Luminous Advertising (AREA)
- Optical Couplings Of Light Guides (AREA)
- Instrument Panels (AREA)
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Abstract
本发明涉及一种由能选择性发光的同心圆环(14)构成的光学显示元件(10)该元件中的圆环(14)由每个光导体(18)的光射出面(20)形成。每个光导体(18)都有一个光射入面(22),该光射入面将光从其所属的选择性激活光源(24)导入。光射入面(22)参照同一轴线(12)具有比光射出面(20)更大的径向范围。此外,光导体(18)还具有直接径向毗邻的遮光侧面(30)。光导体(18)通过此构造可独立决定同心圆环(14)的几何形状。由于能够十分精确的制造光导体(18),因此可以实现理想的较小公差。这样圆环(14)之间能够达到仅为约0.2mm或者更小的径向距离。
Description
技术领域
本发明涉及一种由能选择性发光的同心圆环构成的光学显示元件。
背景技术
该显示元件用于相似数值的直观识别性显示,例如显示车辆的功能状况。若需要较好的分辨率则要求邻近的同心圆环彼此间径向距离必须较小。通过常规技术,例如运用激光器或者印刷从油漆层中进行拉烧(Herausbrennen)以及使用基本光导体照射单个圆环,由于不同公差的叠加都不能实现将径向距离降至0.4mm以下。
发明内容
本发明实现了一种由能选择性发光的同心圆环构成的光学显示元件,该元件的径向距离可达到仅为约0.2mm或者更小。依据本发明的光学显示元件中的同心圆环由每个光导体的光射出面形成,该光导体配有光射入面,该光射入面将光从其所属一个选择性激活的光源导入,其中,与光射出面相比,光射入面相对于这个公共轴线具有更大的径向延伸,且光导体具有直接径向毗邻的遮光侧面。光导体通过此构造可独立决定同心圆环的几何形状。由于能够十分精确地制造光导体,因此可以实现理想的较小公差。
从属权利更求给出本发明的其他优选改进实施方案。
附图说明
下面借助于附图说明本发明其他的优势和特点。附图中:
图1示出了该光学显示元件的俯视图;及
图2示出了该光学显示元件的剖面图。
具体实施方式
图1示出一种由多个能选择性发光的,围绕共同轴心12的同心圆环14构成的光学显示元件10。能发光圆环14之间的径向距离分别为0.2mm。
图2示出光学显示元件10沿径向切面的剖面图。同心的能发光的圆环14的共同轴心12显示于附图的左侧。至少部分透明的薄膜16构成该光学显示元件10的表面。在薄膜16下方有多个同心的环状光导体18,它们分别具有朝向薄膜16的光射出面20和远离薄膜16的光射入面22,该光射出面分别形成了能发光的圆环14。
光导体18的光射入面22将所属的,选择性激活光源24发出的光导入光导体18。不同光导体18的光射入面22位于同一平面,光源24设置在光射入面22对面不远的同一电路板26上。
光导体18通过光障28来屏蔽邻近光导体18的光源24所发出的光。
光射出面20将光源24发出并经光导体18传送的光导入至少部分透明的薄膜16,这样光学显示元件10所属的圆环14被照亮。
与光射出面20相比,光导体18的光射入面22相对于共同轴心12具有更大的径向延伸。侧面30连接了光射出面20与光射入面22,该侧面并具有遮光性设计,例如通过侧面30区域中的全反射而获得的折射率变化或者通过侧面30上的涂层32,特别是通过物理气相分离或者涂漆。
光导体18的侧面30向光射入面22发散,其中外侧光导体18的侧面30发散强于内侧光导体18的侧面30。
光导体18的遮光侧面30直接径向毗邻,借此光导体18独立决定同心圆环14的几何形状。由于能够十分精确的制造光导体,因此可以实现理想的较小公差。
靠近光射出区20处,相邻的侧面30之间分别有楔形缝隙34,由它来决定能发光的圆环14的径向距离。根据该缝隙34,相邻的能发光的圆环14之间的径向距离可达到0.1至03mm。
Claims (9)
1.一种由多个能选择性发光的围绕一共同轴心(12)的同心圆环(14)构成的光学显示元件(10),这些圆环分别由一个光导体(18)的光射出面(20)形成,该光导体具有光射入面(22),该光射入面将分配给它的能选择性地激活的光源(24)的光导入,其中与光射出平面(20)相比,光射入面(22)相对于该共同轴心(12)具有更大的径向延伸,且光导体(18)具有直接径向毗邻的遮光的侧面(30)。
2.根据权利要求1所述的光学显示元件(10),其中该光导体(18)的光射入面(22)位于同一平面,并且光源(24)设置在电路板(26)上,该电路板紧挨着地间隔开地位于光射入面(22)对面。
3.根据权利要求2所述的光学显示元件(10),其中光导体(18)通过光障(28)屏蔽相邻光导体(18)的光源(24)的光。
4.根据上述任一权利要求所述的光学显示元件(10),其中在光导体(18)上光射出面(20)通过发散至光射入面(22)的侧面(30)与光射入面(22)连接。
5.根据权利要求4所述的光学显示元件(10),其中外侧光导体(18)的侧面(30)发散强于内侧光导体(18)的侧面(30)。
6.根据权利要求4或者5所述的光学显示元件(10),其中光导体(18)以侧面(30)直接彼此相邻,并且与光射出区(20)邻近地,相邻的侧面(30)之间分别保留楔形缝隙(34),该楔形缝隙决定能发光的圆环(14)的径向距离。
7.根据权利要求6所述的光学显示元件(10),其中相邻的能发光的圆环(14)之间的径向距离在0.1mm至0.3mm之间。
8.根据权利要求7所述的光学显示元件(10),其中相邻的能发光的圆环(14)之间的径向距离约为0.2mm。
9.根据上述任一权利要求所述的光学显示元件(10),其特征在于,光导体(18)的侧面(30)具有遮光的涂层(32)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009036211.8 | 2009-08-05 | ||
DE102009036211A DE102009036211B4 (de) | 2009-08-05 | 2009-08-05 | Optisches Anzeigeelement aus selektiv beleuchtbaren konzentrischen Ringen |
PCT/EP2010/004319 WO2011015278A1 (de) | 2009-08-05 | 2010-07-15 | Optisches anzeigeelement aus selektiv beleuchtbaren konzentrischen ringen |
Publications (2)
Publication Number | Publication Date |
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CN102481849A true CN102481849A (zh) | 2012-05-30 |
CN102481849B CN102481849B (zh) | 2014-12-03 |
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CN201080034735.6A Expired - Fee Related CN102481849B (zh) | 2009-08-05 | 2010-07-15 | 由能选择性发光的同心圆环构成的光学显示元件 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8690415B2 (zh) |
EP (1) | EP2461999B1 (zh) |
JP (1) | JP5571187B2 (zh) |
CN (1) | CN102481849B (zh) |
BR (1) | BR112012002449A2 (zh) |
DE (1) | DE102009036211B4 (zh) |
WO (1) | WO2011015278A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103839491A (zh) * | 2012-11-27 | 2014-06-04 | 罗伯特·博世有限公司 | 显示装置、用于显示条形指示器的方法及用于制造显示装置的方法 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102010035717B4 (de) * | 2010-08-28 | 2014-06-12 | Audi Ag | Anzeigevorrichtung für ein Kraftfahrzeug und Kraftfahrzeug |
DE102012006548A1 (de) * | 2012-04-02 | 2013-10-02 | MENTOR GmbH & Co Präzisions-Bauteile KG | Anzeigeeinrichtung |
DE102014206944A1 (de) * | 2014-04-10 | 2015-10-15 | Zf Friedrichshafen Ag | Vorrichtung zur Anzeige eines Symbols und Verfahren zum Herstellen einer Vorrichtung zur Anzeige eines Symbols |
DE102016104708B4 (de) | 2015-11-06 | 2022-09-22 | Preh Gmbh | Anzeigeeinrichtung mit hinterleuchteten Mehrfachsymbolen |
DE102016004012A1 (de) * | 2016-04-02 | 2017-10-05 | Audi Ag | Bedienvorrichtung für ein Kraftfahrzeug mit einem lichtdurchlässigen Abdeckelement und Verfahren zum Herstellen eines Abdeckelements |
JP6627841B2 (ja) * | 2017-10-17 | 2020-01-08 | 日亜化学工業株式会社 | ライトパイプおよび照明装置 |
US10962217B1 (en) * | 2019-10-17 | 2021-03-30 | Kevin Zepp | Decorative electrically lighted wreath |
US11796162B2 (en) * | 2021-07-30 | 2023-10-24 | Steven Plissey | Multichambered illuminated decorative displays |
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-
2010
- 2010-07-15 CN CN201080034735.6A patent/CN102481849B/zh not_active Expired - Fee Related
- 2010-07-15 US US13/382,942 patent/US8690415B2/en not_active Expired - Fee Related
- 2010-07-15 BR BR112012002449A patent/BR112012002449A2/pt not_active Application Discontinuation
- 2010-07-15 EP EP10737769.9A patent/EP2461999B1/de not_active Not-in-force
- 2010-07-15 WO PCT/EP2010/004319 patent/WO2011015278A1/de active Application Filing
- 2010-07-15 JP JP2012523217A patent/JP5571187B2/ja not_active Expired - Fee Related
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JP2003083776A (ja) * | 2001-09-10 | 2003-03-19 | Denso Corp | 車両用計器 |
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Also Published As
Publication number | Publication date |
---|---|
EP2461999A1 (de) | 2012-06-13 |
US8690415B2 (en) | 2014-04-08 |
DE102009036211B4 (de) | 2013-01-31 |
JP5571187B2 (ja) | 2014-08-13 |
JP2013501323A (ja) | 2013-01-10 |
BR112012002449A2 (pt) | 2016-03-01 |
EP2461999B1 (de) | 2013-09-04 |
US20130039089A1 (en) | 2013-02-14 |
CN102481849B (zh) | 2014-12-03 |
DE102009036211A1 (de) | 2011-02-24 |
WO2011015278A1 (de) | 2011-02-10 |
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