Patent ID: 7077758

Claim:
A golf putter comprising a shaft and a putterhead connected to said shaft at a connection point, said putterhead having a center of mass and a strikeface, said putterhead including weighting means defining a mass that comprises at least 70% of total putterhead mass, said weighting means being positioned at continuous or discontinuous locations within a planar, circular Mass Ring, a vertically oriented hollow cylinder approximately concentric with said center of mass, said Mass Ring having an outside diameter that is approximately coincident with the extreme planar dimensions of said putterhead and an inside diameter which is at least 70% of said outside diameter, wherein said weighting means comprises one or more weight elements, a majority of said weight elements having a planar length greater than a planar width and being oriented such that said length is generally normal to a line extending radially outward from said putterhead center of mass, allowing said majority of said weight elements to be located within said Mass Ring, said putterhead further comprising at least one structural member connected to a central portion of said strikeface for establishing solid rigid communication between said weighting means, said central portion and said connection point.