EP 0050267 A3 19820922 - DEVICE FOR ILLUMINATING INDICATING BOARDS FROM THE REAR
Title (en)
DEVICE FOR ILLUMINATING INDICATING BOARDS FROM THE REAR
Publication
Application
Priority
DE 3039450 A 19801018
Abstract (en)
[origin: EP0050267A2] Device for illuminating from the rear large-area indicator boards transparent or translucent only in parts, such as, for example, scales, dial plates or the like, preferably so-called liquid-crystal displays, with a small-surface light source arranged in a housing, the housing receiving the light source having good reflection on the inside, preferably being mirrored and being equipped with a cover bearing against the rear side of the indicator board and being transparent and otherwise mirrored under the regions of the indicator board to be illuminated. <IMAGE>
IPC 1-7
IPC 8 full level
G01D 11/28 (2006.01); G09F 13/14 (2006.01); G12B 11/02 (2006.01); G09F 13/04 (2006.01)
CPC (source: EP)
G09F 13/0422 (2021.05); G09F 13/14 (2013.01); G09F 2013/145 (2013.01)
Citation (search report)
- [A] US 3859782 A 19750114 - KITAI KIYOSHI
- [Y] US 3899871 A 19750819 - KITAI KIYOSHI
- [A] DE 669465 C 19381227 - LUDWIG ALEXANDER
- [Y] US 3864861 A 19750211 - HILL JR RICHARD H
Designated contracting state (EPC)
AT BE CH FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0050267 A2 19820428; EP 0050267 A3 19820922; DE 3039450 A1 19820616; JP S5797493 A 19820617
DOCDB simple family (application)
EP 81107964 A 19811006; DE 3039450 A 19801018; JP 16489481 A 19811015