Patent ID: 7523760
Filing Date: 2009-04-28
Classification: F01L,Y10T

Abstract:
1. Valve rotating device comprising a basic body, having a disk-shaped part and an inner sleeve-shaped part; a cup-shaped cover with an outer cylindrical wall, the cover being rotatable and axially displaceable relative to the basic body about an axis of rotation; and a rotating device to rotate the basic body relative to the cover about the axis of rotation; wherein the rotating device has an annular disk-shaped freewheel, at whose inner annular face at least one coupling member is arranged and in operative connection with the outside of the sleeve-shaped part of the basic body; the freewheel is connected in a rotationally fixed manner to the sleeve-shaped part of the basic body in one rotational direction about the axis of rotation, whereas in the opposite rotational direction the freewheel is rotatable with respect to the sleeve-shaped part of the basic body; and the basic body with the disk-shaped part and the inner sleeve-shaped part and the cup-shaped cover with the outer cylindrical wall enclosing an annular space, in which the annular disk-shaped freewheel and an axial spring device are arranged.