发明名称 Key field for keyboard with keys associated with carrier plate - having cap and pressure elements protruding through giving improved sealing and simplified prodn.
摘要 A key field has keys associated with a carrier plate (56) and each with a key cap (38) and an axially movable, shaft-like pressure element (48) protruding through the plate with a contact, e.g. for a circuit board element. The pressure element moves w.r.t. the plate against a deformable elastic force storage cage (51). The key cap and cage have a sealed connection to a socket plate (60) protruding through the carrier plate to join onto a counter element on the other side. ADVANTAGE - Mfr. and assembly of key field simplified and dust and liq. protection improved.
申请公布号 DE3939724(A1) 申请公布日期 1991.06.06
申请号 DE19893939724 申请日期 1989.12.01
申请人 JUELICH, WERNER, WALLISELLEN, CH 发明人 VERZICHT DES ERFINDERS AUF NENNUNG
分类号 H01H13/70 主分类号 H01H13/70
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