发明名称 Timepiece movement
摘要 A timepiece movement has a case in which are mounted a driving motor, a gear train driven by the motor, a printed circuit board having a driving circuit for driving the motor, and a battery accommodating portion for replaceably receiving a battery. A pair of battery contacts for electrically connecting the battery to the printed circuit board are provided on the outer surface of the case. One end of each of the battery contacts extends through an opening in the case to make elastic contact with the battery, and the other end of each of the battery contacts extends through another opening in the case to make elastic contact with the printed circuit board.
申请公布号 US4821249(A) 申请公布日期 1989.04.11
申请号 US19880174834 申请日期 1988.03.29
申请人 SEIKOSHA CO., LTD. 发明人 IKUMA, SUSUMU;TANAKA, NOBUHIRO
分类号 G04C3/14;G04C3/00;G04C10/00;(IPC1-7):G04C23/02 主分类号 G04C3/14
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