Drive disc with dampening means of vibrations.

2008 
Disk drive with a crown disc (11) and a hub (12), which are housed rotatable manner inside one another, and with spring means which are mounted between the crown disc (11) and the hub ( 12) and one end of which is fixed in the direction of rotation to crown disc (11) and whose other end is fixed to the turning direction against the hub (12), characterized in that the spring means are constituted by two helical springs (23, 25) active in the opposite direction, one of whose respective ends is fixedly coupled rotationally with the crown disc (11) and whose respective other end is coupled hander rotationally fixed to the hub (12 ), in which the coil springs (23, 25) are arranged adjacent in the axial direction and are pretensioned mutually.
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