发明名称 KEYPAD ILLUMINATION APPARATUS
摘要 A keypad illumination apparatus having a key plate member, a flexible light guide film, a reflective layer, a plurality of metal domes, a light source and a substrate. The key plate member may have a plurality of keys formed thereon. The flexible light guide film is configured to transmit light from the light source and has a plurality of plunging structures and apertures to accommodate the plurality of metal domes, which may be configured to actuate a plurality of electrical switches on the substrate.
申请公布号 US2011079497(A1) 申请公布日期 2011.04.07
申请号 US20090571763 申请日期 2009.10.01
申请人 NG FOOK CHUIN;KO CHOON GUAN;CHEANG FELIX;TAN BOON KEAT 发明人 NG FOOK CHUIN;KO CHOON GUAN;CHEANG FELIX;TAN BOON KEAT
分类号 H01H13/83;H01H11/00 主分类号 H01H13/83
代理机构 代理人
主权项
地址