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Title:
LIGHTING DEVICE AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2019/137733
Kind Code:
A1
Abstract:
The invention relates to a lighting device for an optical display in the interior of a motor vehicle and to a method for producing same. The lighting device has at least one light-emitting element and at least one light guide body which consists of a translucent plastic material. The light guide body and the at least one light-emitting element can be arranged relative to each other in particular such that light emitted from the at least one light-emitting element can be coupled into the light guide body. The light guide body is equipped with at least one boundary layer which divides the light guide body into at least one first region and at least one second region, wherein the at least one boundary layer is designed to reduce or prevent an over-irradiation of the light coupled into the at least one first region of the light guide body into the at least one second region of the light guide body.

Inventors:
SCHINZLER CLAUS (DE)
SCHMIDT KLAUS (DE)
Application Number:
PCT/EP2018/084808
Publication Date:
July 18, 2019
Filing Date:
December 13, 2018
Export Citation:
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Assignee:
SCHNEIDER KUNSTSTOFFWERKE GMBH (DE)
International Classes:
G02B6/00; B60Q3/14; B60Q3/64; F21V8/00; G09F13/06; G09F13/10; G09F13/14; G09F23/00
Foreign References:
DE102015011412A12017-03-02
EP3040231A22016-07-06
DE102004029248A12006-01-12
DE202004020779U12006-02-16
DE102015101465B42017-08-24
DE102012015057A12014-01-30
DE102006011849A12007-09-20
DE19640549A11998-04-09
DE102014226146A12016-06-23
DE102013020736A12014-06-12
DE102015105974A12016-10-20
DE102009011948A12010-09-16
EP0159529A21985-10-30
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