Vertical clutch device for timepiece

摘要

Problem to be solved: to provide a vertical clutch device for a timer.About vertical clutch device for timepieceAlong the vertical axisA first wheel rotatably mounted around a vertical shaftClutch diskSpring andComprises a second wheel rotatably mounted around the vertical axisVertical clutch deviceBy adding vertical force FeUnder the action of spring pressing the clutch disk against the first wheelThe clutch position at which the second wheel is rotated by the first wheelClutch disk against spring actionReceive the vertical force FD separating the clutch disk from the first wheelThe second wheel can take the free position that is not rotated by the first wheel;Vertical clutch deviceSpring is made of shape memory alloy.Diagram