专利名称：Date mechanism for timepiece发明人：GABATHULER, JACQUES,JACOT, CEDRIC申请号：EP01811165.8申请日：20011130公开号：EP1316858A1公开日：20030604
专利附图：
摘要：The mechanism has a units pinion/indicator (3) with ten or multiple of ten teethand a tens pinion/indicator (4) with four or a multiple of four teeth. A peg (9) on the unitspinion drives the tens pinion through a return pinion (10). An auxiliary pinion (12) engagesalternately with the tens pinion and a tens cam (15) to drive the tens pinion one step
between 31 and 01 without driving the units pinion
申请人：ROLEX SA
地址：3-5-7 rue François Dussaud 1211 Genève 24 CH
国籍：CH
代理机构：Savoye, Jean-Paul
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