EP 0847068 A1 19980610 - Manufacturing method of color keypad for a contact of character illumination rubber switch
Title (en)
Manufacturing method of color keypad for a contact of character illumination rubber switch
Title (de)
Verfahren zur Herstellung einer farbigen Tastenabdeckung für Gummischalter mit Ziffernbeleuchtung
Title (fr)
Procédé de production d'un clavier coloré pour commutateur en caoutchouc à caractères iluminés
Publication
Application
Priority
JP 34042796 A 19961206
Abstract (en)
A manufacturing method of a keypad for a contact character illumination rubber switch composed of a surface enriched in color design variation, comprising the steps of forming a black or gray intermediate layer (3) on a surface portion of a color keypad member (1) for a contact character illumination switch of a mobile communication system, electric equipment for car loading or the like, forming a colored surface layer (4) thereon with any color, and applying a laser beam from the upside thereon for burning up and removing the intermediate layer (3) and the colored surface layer (4). <IMAGE>
IPC 1-7
IPC 8 full level
B23K 26/00 (2014.01); H01H 9/18 (2006.01); H01H 11/00 (2006.01); H01H 13/02 (2006.01); H01H 13/14 (2006.01)
CPC (source: EP KR)
H01H 9/18 (2013.01 - KR); H01H 9/182 (2013.01 - EP); H01H 2009/187 (2013.01 - EP)
Citation (search report)
- [A] DE 3509519 A1 19860918 - RICHARD HEINZE KUNSTSTOFF SPRI [DE]
- [A] US 5510782 A 19960423 - NORRIS JEFFREY J [US], et al
- [A] DE 4324625 A1 19950126 - SHINETSU POLYMER CO [JP]
- [A] GB 2246099 A 19920122 - SILITEK CORP [TW]
Designated contracting state (EPC)
DE FI GB SE
DOCDB simple family (publication)
EP 0847068 A1 19980610; EP 0847068 B1 20000719; DE 69702585 D1 20000824; DE 69702585 T2 20010308; JP H10172378 A 19980626; KR 100456746 B1 20050202; KR 19980063561 A 19981007
DOCDB simple family (application)
EP 97309838 A 19971205; DE 69702585 T 19971205; JP 34042796 A 19961206; KR 19970057018 A 19971031