Automatic wind-up mechanism for a timepiece, especially a wristwatch, comprises an oscillating mass that drives first and second reduction gears alternately with the reduction ratios of the gears selected to optimize winding专利检索-...双向作用专利检索查询-专利查询网

Automatic wind-up mechanism for a timepiece, especially a wristwatch, comprises an oscillating mass that drives first and second reduction gears alternately with the reduction ratios of the gears selected to optimize winding
申请号	DE102004033632	申请日	2004-07-12	公开(公告)号	DE102004033632A1	公开(公告)日	2005-02-10
申请人	GLASHUETTER UHRENBETRIEB GMBH;			发明人	SCHMIEDCHEN CHRISTIAN; HINTZE HANS-GEORG;
摘要	Automatic wind-up mechanism for a timepiece, especially a wristwatch, has a mechanism with an oscillating mass (16) that drives first and second reduction gears (20, 44) in an alternating manner. The reduction ratios of the first and second gears are 1:70 and 1:140 respectively.
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