Patent ID: 8672771
Filing Date: 2014-03-18
Classification: A63B

Abstract:
1. A golf putter head comprising: a planar top surface; a base; two ball striking surfaces with a negative loft angle measured with respect to the base; a toe surface with a negative loft angle measured with respect to the base; a heel surface with a negative loft angle measured with respect to the base; at least one threaded horizontal aperture within one of the toe surface and the heel surface of the golf putter head; and at least one threaded weight for insertion into the at least one threaded horizontal aperture; wherein each of the two ball striking surfaces, the toe surface, and the heel surface have a trapezoidal shape; wherein the golf putter head has a center of gravity at a point above a center of a height of the golf putter head; and wherein the threaded weight adjusts the center of gravity of the putter head laterally while maintaining the center of gravity of the putter head at the point above the center of the height of the putter head.