Patent ID: 7175011

Claim:
A free-wheel comprising: (a) at least first and second elements rotatable with respect to each other about a common axis, said elements being arranged one inside the other and forming a gap, each element having an outer surface; (b) a plurality of pinch elements arranged in the gap, each pinch element having a clamping surface with a diameter, the pinch elements being arranged so that a frictionally locking connection is brought about with the outer surfaces of the elements via the clamping surfaces; (c) a ring made of fiber-reinforced plastic with fibers wound unidirectionally in circumferential direction around an outer ring of one of the elements, said ring having an external diameter approximately 1.3 to 1.8 times the diameter of one of the external clamping surfaces; wherein a circumferential groove with side walls of identical height into which the ring made of fiber-reinforced plastic is wound is formed in the outer ring.