发明名称 Key dome assembly with improved tactile feedback
摘要 A dome assembly for use in a keyboard assembly of an electronic device is provided. The dome assembly includes a deflectable dome shaped element (52) having a concave surface terminating at a periphery (56) and a number of elevating members (58) disposed on the element adjacent the periphery and protruding away from the concave surface. The elevating members serve to space the periphery from a mounting surface. The element is movable between an undeflected position and a deflected position.
申请公布号 EP2081205(A1) 申请公布日期 2009.07.22
申请号 EP20080150289 申请日期 2008.01.15
申请人 RESEARCH IN MOTION LIMITED 发明人 CHEN, CHAO
分类号 H01H13/85 主分类号 H01H13/85
代理机构 代理人
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