Patent ID: 7815524
Filing Date: 2010-10-19
Classification: A63B

Abstract:
1. An iron type golf club head comprising a club face, said club face defining a plane, a back surface on the opposite side of said club head from the club face, a toe portion, a heel portion, a top edge, and a sole portion extending generally between the heel portion and the toe portion, wherein said club head comprises: (a) a main body having an exterior periphery comprising an end surface along said toe portion, said end surface along said toe portion being oriented generally perpendicular to the plane defined by said club face and an end surface along said heel portion opposite the end surface along said toe portion, said main body at least partially comprised of a material having a first specific gravity; and (b) a weighting system joined to the exterior periphery of the main body of said club head, said weighting system comprising at least one higher specific gravity weighting portion having a specific gravity greater than said first specific gravity, wherein said at least one higher specific gravity weighting portion is joined to a portion of the exterior periphery of said main body along at least one of said end surface along said toe portion and said end surface along said heel portion, said higher specific gravity weighting portion being located at least partially laterally outward in a direction generally parallel to the club face of said portion of the exterior periphery of said main body to which it is joined, and said at least one higher specific gravity weighting portion comprises at least a portion thereof that is disposed laterally outward of any recess in the portion of the exterior periphery of said main body to which said weighting portion is joined, and said higher specific gravity weighting portion is free of lead tape; further comprising a boundary element part of which is joined to at least one of said end surface along said toe portion and said end surface along said heel portion, said boundary element comprising a portion that is spaced laterally outwardly away from said at least one end surface to define a space between said portion of said boundary element and said at least one end surface, wherein said boundary element is distinct from said weighting portion, and said weighting portion is disposed between said portion of said boundary element and said at least one end surface.