发明申请
WO2008015568A8 TIMEPIECE MOVEMENT FOR DRIVING A DISPLAY ELEMENT ALONG A COMPLEX PATH AND TIMEPIECE COMPRISING SUCH A MOVEMENT 审中-公开
用于驱动包含运动的复杂路径和定时器的显示元件的时间运动

TIMEPIECE MOVEMENT FOR DRIVING A DISPLAY ELEMENT ALONG A COMPLEX PATH AND TIMEPIECE COMPRISING SUCH A MOVEMENT
摘要:
The present invention concerns a timepiece movement and the corresponding timepiece, comprising a frame (1) supporting a drive element, a time base and drive trains (9) pivotably mounted on the frame and arranged so as to drive at least one display train (13) intended to carry an element (23) displaying information, such as the time. The movement also comprises a fixed gear (22), firmly attached to the frame, with which a toothed element (14) of the display train is arranged to mesh, and a drive element (11) having first and second kinematic links, respectively, with one of the drive trains and with the toothed element so as to drive the latter in translation in a first direction along the fixed gear. Preferably, the drive element is embodied in the form of a deformable element, such as a belt, and the movement also comprises a retrograde mechanism (2, 3, 18) for driving the toothed element rapidly in the opposite direction by means of the drive element. As a result of this structure, the display element has a novel path (24) in operation, this path being mainly a function of the shape of the gear fixed to the frame.
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