发明名称 Backlighting apparatus for a keypad assembly
摘要 A keypad assembly including a dome configured to operatively engage a switch sensor; a dome overlay guide operatively coupled by to the dome; a key corresponding to the dome and configured to operatively engage the dome; and a light emitting source, configured to emit light. The dome overlay guide is configured to receive the light emitted by the light emitting source and direct the received light toward the keys.
申请公布号 US8658925(B2) 申请公布日期 2014.02.25
申请号 US201313869062 申请日期 2013.04.24
申请人 RESEARCH IN MOTION LIMITED;BLACKBERRY LIMITED 发明人 CHEN CHAO
分类号 H01H9/00 主分类号 H01H9/00
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