发明授权
US07269101B2 Multifunction timepiece having fan shape moving hand mechanism including return spring and fan shape moving hand train wheel apparatus 失效
具有扇形移动手机构的多功能钟表包括复位弹簧和扇形移动手轮轮装置

Multifunction timepiece having fan shape moving hand mechanism including return spring and fan shape moving hand train wheel apparatus
摘要:
To realize an analog multifunction timepiece which is small sized and does not need much time period in operation of fabricating and integrating a part by adopting a fan shape moving hand mechanism without using a hairspring. A movement of a multifunction timepiece is provided with a calendar information display mechanism. The calendar information display mechanism is provided with a transmission wheel having a transmission cam portion, a display wheel constituted to rotate based on rotation of the transmission wheel and for displaying calendar information, a first hammer rotatably provided by being brought into contact with a transmission cam portion, and a second hammer rotatably provided in corporation with the display wheel. The first hammer includes a cam contact portion and an operating wheel portion. The second hammer is constituted to always receive a force of rotating in a constant direction.
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