Angle Adjuster of Golf Club Head

Abstract

Disclosed herein is an angle adjuster of gold club head which may adjust the angle of the face of golf club head and, more particularly, to an angle adjuster of gold club head wherein the golf club head may be rotated so that the angle of the face of golf club head may be adjusted easily. The angle adjuster of golf club head according to the invention comprises a face 11, a crown 12, a hole 14, an enlarged hole 15, a first irregularity 16, a central shaft 17, a second irregularity 26, a coil spring 40, and a fixing member 50.

1 .- 4 . (canceled)  
   
   
       5 . An angle adjuster of golf club head comprising: 
 a face  11  formed at the front side to hit a golf ball;    a club head body  10 ;    a crown  12  connected to the face  11  to be formed at the upper side;    a hole  14  which penetrates the center of the club head body  10  longitudinally; an enlarged hole  15  formed at the front end of the club head body  10  and has a diameter larger than the hole  14 ;    a first irregularity  16  formed at the rear end of the club head body  10  in order to be provided at the periphery of the hole  14 ;    a central shaft  17  which is formed at the front surface of the neck  20  and is inserted into the hole  14 ;    a second irregularity  26  formed at the front surface of the neck  20  in order to be provided at the periphery of the central shaft  17 ;    a coil spring  40  which is inserted into the front end of the central shaft  17  through the enlarged hole  15 ; and    a fixing member  50  which is combined at the front end of the central shaft  17  in order to fix the coil spring  40 ,    wherein the hole  14  is formed in a cone shape, the first irregularity  16  is formed at the inner surface of the hole  14 , the central shaft  17  is formed in cone shape, and the second irregularity  26  is formed at the outer surface of the central shaft  17  such that the second irregularity  26  and the first irregularity  16  of the hole  14  are meshed to work in a gear type operation such that the club head body  10  may be rotated to a desired angle.