| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an aid for golf putter practice which does not change the center of gravity of a head of a putter when fitted to it and enables a user to make a practice of hitting a golf ball from a putting position in which his eyes are exactly directed to the top of the golf ball. <P>SOLUTION: The aid 1 for golf putter practice, fitted to the shaft 13 of the golf putter, comprises a clip 8 and a sighting board 2 which is fitted to it. The aid 1 for golf putter practice is fitted with the shaft 13 clipped by a pair of clip pieces a9 and b10 which are biased to the clip 8 by a spring 6 so that it may make a right angle in the horizontal direction with a vertical surface penetrating the toe 21 and the heel 20 of the putter head 11 when the putter head 11 is put in a normal address position and the sighting board 2 may make a right angle in the horizontal direction with the putter face 12 when a putter face parallelism confirming line 3 and the putter face 12 are placed parallel to each other. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
