Patent ID: 9533198
Date: 2017-01-03
CPC Classifications: A63B

Claim:
1. A racket frame comprising: a head; a string protecting member; a weight; and a frame magnetic body, wherein the string protecting member includes a grommet through which a string is inserted, a narrow diameter portion located on a tip side of the grommet, and a stopper located at a tip of the narrow diameter portion, the grommet penetrates through an outer circumferential surface and an inner circumferential surface of the head, the stopper is located on a side of the tip of the narrow diameter portion protruding from a side of the inner circumferential surface of the head, the frame magnetic body is fixed on the side of the head's inner circumferential surface opposing the stopper via the narrow diameter portion, the weight includes a weight magnetic body, the weight magnetic body and the frame magnetic body tug each other with magnetic force, the weight has a notch, the notch has inserted therethrough the narrow diameter portion, the notch of the weight is locked to the narrow diameter portion, the grommet penetrates through the notch of the weight, the notch has an opening configured to extend from one surface of the weight to another surface of the weight along an axial direction of the grommet, the stopper prevents detachment of the weight in a direction from the outer circumferential surface to the inner circumferential surface of the head, the weight is configured to be detachably mounted on the head after the racket is strung, the weight is pinched between the stopper and the frame magnetic body, and the weight and the frame magnetic body are attached firmly to each other with magnetic force to prevent gaps from occurring between the weight and the frame magnetic body.