发明名称 Timepiece with calendar
摘要 To provide a timepiece with calendar including a date correcting mechanism capable of feeding a date indicator in a short period of time and capable of firmly correcting the date indicator without presence of a long dead point in correcting the date indicator by a simple mechanism. A timepiece with calendar according to the invention includes a date indicator including pieces of triangular teeth, a date indicator driving wheel for rotating the date indicator and a date indicator driving finger provided integrally with the date indicator driving wheel. The date indicator driving finger includes a central portion provided integrally with the date indicator driving wheel, a spring portion in a shape of a circular arc and a date indicator feeding portion provided at a front end of the spring portion. A date indicator setting portion of a date jumper includes a first setting portion, a second setting portion and a third setting portion. The first setting portion is comprised to be brought into contact with a circular arc of a tooth tip of a first tooth of the date indicator and the third setting portion is comprised to be brought into contact with a circular arc of a tooth tip of a second tooth of the date indicator.
申请公布号 US2004130970(A1) 申请公布日期 2004.07.08
申请号 US20030716103 申请日期 2003.11.18
申请人 WATANABE MAMORU;TAKIZAWA KATSUYOSHI;SUZUKI SHIGEO;TOKORO TAKESHI;TAKAHASHI TAKASHI 发明人 WATANABE MAMORU;TAKIZAWA KATSUYOSHI;SUZUKI SHIGEO;TOKORO TAKESHI;TAKAHASHI TAKASHI
分类号 G04B19/25;G04B19/253;(IPC1-7):G04B19/20;G04B19/24 主分类号 G04B19/25
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