发明名称 ELECTRONIC TIMEPIECE
摘要 PROBLEM TO BE SOLVED: To provide an electronic timepiece capable of improving the esthetic appearance of the movements and high-speed movements of its hour and minute hands driven by a plurality of motors. SOLUTION: The electronic timepiece has a first motor, a second motor, and each driving means. The first motor driving means performs the load compensation drive of detecting rotation at least after the output of a normal drive pulse and outputting a compensation drive pulse in the case of the detection of nonrotation. A drive pulse of the second motor is outputted at the timing between the normal drive pulse and the compensation drive pulse of the first motor. COPYRIGHT: (C)2005,JPO&NCIPI
申请公布号 JP2005233617(A) 申请公布日期 2005.09.02
申请号 JP20040039137 申请日期 2004.02.17
申请人 CITIZEN WATCH CO LTD 发明人 ARAI TAKANORI;FUNABASHI MOTOKI
分类号 G04C3/14;(IPC1-7):G04C3/14 主分类号 G04C3/14
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