Free wheel hub apparatus for vehicles

Claim 1

A free wheel hub apparatus for a vehicle including a wheel hub and an axle shaft, comprising: a body member integrally connected and rotatable with said wheel hub, an inner member disposed within said body member and integrally rotatable with said axle shaft, a bearing member interposed between an outer periphery of said inner member and an inner periphery of said body member so as to rotatably engage said inner member and said body member, a plurality of rollers interposed between said outer periphery of said inner member and said inner periphery of said body member, a cage member loosely penetrating said bearing member and including openings within which said plurality of rollers are disposed, a knuckle member non-rotatably mounted on said vehicle with respect to a rotational direction of said shaft, first frictional means attached to one end of said cage member and operatively engaging or disengaging said cage member with said knuckle member according to an axial movement of said cage member; said frictional means attached to another end of said cage member for engaging or disengaging said cage member with said body member according to said axial movement of said cage member; and means for axially moving said cage member.