JPH0477101U - - Google Patents

Info

Publication number
JPH0477101U
JPH0477101U JP11936790U JP11936790U JPH0477101U JP H0477101 U JPH0477101 U JP H0477101U JP 11936790 U JP11936790 U JP 11936790U JP 11936790 U JP11936790 U JP 11936790U JP H0477101 U JPH0477101 U JP H0477101U
Authority
JP
Japan
Prior art keywords
section
light
illumination
light guide
spectroscopic
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.)
Granted
Application number
JP11936790U
Other languages
English (en)
Other versions
JP2527183Y2 (ja
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 filed Critical
Priority to JP1990119367U priority Critical patent/JP2527183Y2/ja
Priority to DE19914137670 priority patent/DE4137670C2/de
Publication of JPH0477101U publication Critical patent/JPH0477101U/ja
Application granted granted Critical
Publication of JP2527183Y2 publication Critical patent/JP2527183Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G12—INSTRUMENT DETAILS
    • G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G12B11/00—Indicating elements; Illumination thereof
    • G12B11/02—Scales; Dials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H01H9/161—Indicators for switching condition, e.g. "on" or "off" comprising light emitting elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Description

【図面の簡単な説明】
図面は全て本考案の一実施例を説明するための
もので、第１図は平面図、第２図は断面図、第３
図及び第４図は表示装置に適用した状態を示す平
面図及び断面図である。 １……照光用導光体、２ａ〜２ｄ……照光部、
３……導光路部、４……入光部、５ａ〜５ｄ，２
０ａ，２０ｂ……反射面。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 複数の長尺状の照光部と、該各照光部の一
    端を連結した導光路部と、該導光路部に設けた入
    光部と、前記導光部の一側である前記照光部側に
    照光部に対応してそれぞれ設け、前記入光部から
    の光を対応する照光部に導く第１の分光部と、前
    記光の主光軸を挟んで前記第１の分光部に対向す
    る前記導光路部の他側にそれぞれ設け、前記光を
    対応する照光部に導く第２の分光部とを有するこ
    とを特徴とする照光用導光体。 (2) 第２の分光部が、入光部から遠くなる程照
    光部の延長方向となす角が小さくなるように形成
    されている反射面であることを特徴とする請求項
    (1)に記載の照光用導光体。 (3) 第１の分光部が、光を対応する照光部の延
    長方向の一側部側に分光し、第２の分光部が、光
    を対応する照光部の前記一側部側に対応する他側
    部側に分光するように形成されていることを特徴
    とする請求項(1)に記載の照光用導光体。
JP1990119367U 1990-11-16 1990-11-16 照光用導光体 Expired - Lifetime JP2527183Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1990119367U JP2527183Y2 (ja) 1990-11-16 1990-11-16 照光用導光体
DE19914137670 DE4137670C2 (de) 1990-11-16 1991-11-15 Lichtleiterbeleuchtungsanordnung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990119367U JP2527183Y2 (ja) 1990-11-16 1990-11-16 照光用導光体

Publications (2)

Publication Number Publication Date
JPH0477101U true JPH0477101U (ja) 1992-07-06
JP2527183Y2 JP2527183Y2 (ja) 1997-02-26

Family

ID=14759748

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990119367U Expired - Lifetime JP2527183Y2 (ja) 1990-11-16 1990-11-16 照光用導光体

Country Status (2)

Country Link
JP (1) JP2527183Y2 (ja)
DE (1) DE4137670C2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015022982A (ja) * 2013-07-23 2015-02-02 市光工業株式会社 車両用導光部材、車両用灯具
WO2019167569A1 (ja) * 2018-02-27 2019-09-06 株式会社小糸製作所 車両用灯具

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5436805A (en) * 1992-10-29 1995-07-25 Hughes Aircraft Company Thermally insulated distributed light network from a central light source
DE19960789A1 (de) * 1999-12-15 2001-06-28 Valeo Schalter & Sensoren Gmbh Lenkwinkelsensor
DE10036037A1 (de) * 2000-07-24 2002-02-07 Mannesmann Vdo Ag Zeigerinstrument
FR2824135B1 (fr) * 2001-04-25 2003-09-12 Skf Ab Dispositif optique de detection des parametres de rotation et palier a roulement equipe d'un tel dispositif
US20100254156A1 (en) * 2007-11-30 2010-10-07 Thomson Licensing A Corporation Multi-directional light pipe with metered side scatter
JP6257132B2 (ja) * 2012-10-15 2018-01-10 小島プレス工業株式会社 導光体装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6411203A (en) * 1987-07-03 1989-01-13 Dai Ichi Seiko Co Ltd Lighting device
JPH0247602U (ja) * 1988-09-27 1990-03-30

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51144089A (en) * 1975-06-04 1976-12-10 Sekisui Kinzoku:Kk Illumination facility
DE3235817A1 (de) * 1982-09-28 1984-03-29 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur ausleuchtung passiver anzeigen
IT8552912U1 (it) * 1985-01-28 1986-07-28 Comind Spa Fanale per autoveicoli.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6411203A (en) * 1987-07-03 1989-01-13 Dai Ichi Seiko Co Ltd Lighting device
JPH0247602U (ja) * 1988-09-27 1990-03-30

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015022982A (ja) * 2013-07-23 2015-02-02 市光工業株式会社 車両用導光部材、車両用灯具
WO2019167569A1 (ja) * 2018-02-27 2019-09-06 株式会社小糸製作所 車両用灯具
JPWO2019167569A1 (ja) * 2018-02-27 2021-02-04 株式会社小糸製作所 車両用灯具

Also Published As

Publication number Publication date
DE4137670C2 (de) 1995-09-14
DE4137670A1 (de) 1992-05-21
JP2527183Y2 (ja) 1997-02-26

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term