首页> 外国专利> PLASTIC TENNIS RACKET HAVING PREDETERMINED CROSS SECTIONS EFFECTING FLEXIBILITY

PLASTIC TENNIS RACKET HAVING PREDETERMINED CROSS SECTIONS EFFECTING FLEXIBILITY

机译:具有弹性的塑料网球拍,具有预定的横截面

摘要

A tennis racket frame of molded plastic includes head, shaft and handle portions with the cross sections thereof, together with the characteristics of the plastic material, providing maximum flex at the upper end of the head, secondary flexing at the throat area adjacent the head, lesser flexing at the base of the head, and the minimum of flexing at the shaft adjacent to handle. Shaft apertures and texturing of the handle can be molded in at the same time that the proper cross-sectional areas of these parts are formed. The cross-sectional area of the head is T-shaped and the string apertures are bridged by guides about which the strings extend in order to reduce wear thereof.
机译:模制塑料的网球拍框架包括杆头,杆身和手柄部分以及其横截面,以及塑料材料的特性,在杆头的上端提供最大的弯曲度,在靠近杆头的喉部区域产生二次弯曲,头部底部的弯曲较小,与手柄相邻的轴的弯曲最小。可以在形成这些零件的适当横截面的同时模制轴孔和手柄的纹理。杆头的横截面为T形,琴弦孔由导向器桥接,琴弦绕其延伸以减少其磨损。

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