| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an iron club head of an optimum weight and weight balance. SOLUTION: The weight body 2 to be installed to the rear surface of the iron club head 1 consists of a structure which is formed to a planar shape, is provided with an upper am part 2b on the upper side of a base part 2a and is formed with a front arm part 2c and rear arm part 2d respectively extended with their ends to a diagonal front side and diagonal rear side on the lower side of the base plate 2a. The weight body 2 is so constituted that the base part 2a exists near the rear extension line of the sweet spot of the iron club head 1, the upper arm part 2b exists on the upper side of the rear surface of the iron club head 1 and the front arm part 2c and rear arm part 2d exist on the lower side of the rear surface of the iron club head 1 when the weight body is installed to the rear surface of the iron club head 1.</p> |
