Patent ID: 6474898
Filing Date: 2002-11-05
Classification: F16D,Y10T

Abstract:
A shaft-and-yoke coupling structure comprising:a yoke having a shaft insertion portion which is cross-sectionally U-shaped, said yoke having two end portions each end portion has a bolt receiving portion through which a bolt is insertable; a shaft to be inserted into the shaft insertion portion; an elastic presser plate covering an outer surface of the shaft insertion portion and having at least one claw bent toward an inner surface of the shaft insertion portion, the presser plate forms a wedge-shaped gap between the presser plate and the outer surface of the shaft insertion portion so that by fastening the presser plate with the bolt when inserted into the bolt receiving portion, the presser plate is inwardly flexed to press the shaft with said at least one claw wherein the shaft inserted into the shaft insertion portion is restricted by the claw, wherein a rectangular recessed portion, capable of entirely accommodating at least one claw, is formed in the inner surface of at least one of said two end portions of the shaft insertion portion, and a fore end of the claw is inwardly projected out from the rectangular recessed portion.