| 摘要 |
PURPOSE: A golf putter is provided, which provides good directivity on a putted golf ball in putting stroke. CONSTITUTION: A golf putter comprises: a shaft(10) in which a grip is equipped in the top; a head(20) which is combined with the lower part of the shaft and includes the hitting surface in the front side; a weight portion(30) equipped with the centroid in order to actuate moment of inertia by extending the bottom to the rear of the hitting surface of the head; and a joint(40) which is combined with the weight portion so that axis of the power can be actuated in the extended line of the shaft.
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