Patent ID: 7297073

Claim:
A golf putter comprising: a. a putter head constituting a main weight of the putter, the putter head having a striking face at a front portion, a top surface extending parallel to the ground and having an opening near its one end to accommodate a shaft with a double bend leading to a grip, a center tail extending rearward away from the front portion from the top surface in perpendicular to the striking face and a couple of threaded side bores opened at an opposite surface of the striking face at both sides of the center tail; b. a back weight branching centrally perpendicular to a main body of the putter head having a top surface extending to near midway of the length of the tail and merging therewith and a bottom surface lying in flush with the corresponding bottom of the main body and terminating with an end wall tapered gradually toward the main body, the back weight also having a center bore identical in shape, size and direction to the side bores; and c. a group of three elongated screw weights made to have an identical dimension of different metals for giving distinctive weight values in the putter at the bore locations, whereby the center tail provide a principal aligning aid for the correct directional putting by the golfer while the straight extensions of the side screw weights provide an extra visual aid as well as a structural indicator of an invisible sweet spot of the putter.