Manual control device for clock work, has selection device comprising blocking device with spring leafs, where blocking device blocks rotation of crown in direction and allows rotation of crown in another direction

摘要

The device has a crown (12) connected with a movement unit by a connection unit (14). The movement unit has a selection device (13) comprising a blocking device (15) with spring leafs (26, 27) cooperating with tooth (28) of the crown. The device (15) blocks rotation of the crown in a direction and allows rotation of the crown in another direction in a predetermined position of a control lever (30) acting on the leafs by a selector (31).