Patent ID: 6561933
Filing Date: 2003-05-13
Classification: A63B

Abstract:
A shockproof device in the throat of a tennis racket comprising:a racket having a frame, a stringing surface inside said frame and a conical gap centrally formed in bottom of said frame; a pair of tubular branches spacedly extending downward from lower peripheries of said frame to define a throat of truncated triangular configuration; a Y-shaped handle having a pair of branches spacedly extending upward and inserted into said tubular branches respectively in predetermined depth and secured by adhesives; a pair of elastic sleeves respectively wrapped on the front portion of said branches of said handle inside said tubular branches of said throat; a plurality of horizontal through holes spacedly formed in conjunctions of said frame and said tubular branches through said tubular branches, said elastic sleeves, said branches of the handle and said frame to permit passing through of strings; a sheath engaged the bottom of said frame having a conical elastic projection centrally extending upward from a inner surface of said sheath to fill up said conical gap of said frame, a plurality of tubular pins spacedly extending upward to respectively insert into said horizontal through holes of said frame for passing through said strings and a pair of lateral plates engaged with upper and lower surface of said frame; whereby shockwaves from said frame are partially hindered and absorbed by said conical elastic projection and partially absorbed by said elastic sleeves in said throat.