发明名称 TASTENKAPPE FUER EINE IN EINEM GEHAEUSE ANGEORDNETE TASTATUR.
摘要 The key cap is installed in an opening in the housing accommodating a keypad or keyboard. At least one spring element is directly moulded on the side to extend downwards at an acute angle, stopping at a supporting light conductor. The pin (5) of the cap penetrates a bore in the latter. The light conductor and pin send light to numbers and symbols formed from light-collecting plastics material. The key cap is formed in three layers. The main section (4) with the pin (5) is of pellucid plastics material. A relatively thin layer (11) with raised symbols is mounted on the latter. A transparent layer (12) with spring elements surrounds both the thin layer (11) and the main body (4).
申请公布号 DE3681314(D1) 申请公布日期 1991.10.17
申请号 DE19863681314 申请日期 1986.03.27
申请人 SIEMENS AG, 8000 MUENCHEN, DE 发明人 KIESEWETTER, REINHOLD, W-8056 NEUFAHRN, DE;NOTHNAGEL, GERD, W-8000 MUENCHEN 2, DE
分类号 H01H9/18;H01H13/02;H01H13/52;(IPC1-7):H01H9/18 主分类号 H01H9/18
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