Patent ID: 11857850
Assignee: KARSTEN MANUFACTURING CORPORATION
Field: Machine tools (Mechanical engineering)
Classification: CPC A  B  Y | IPC A  B

Claim 7:
8. A golf club head comprising:
a body having a strike face with a plurality of channels;
wherein the strike face comprises a first material;
wherein the channels are formed within the first material such that each channel is separated from other channels by the first material; and
at least one insert located within at least one of the channels;
wherein:
the at least one of the channels comprises a single groove;
the at least one insert forms at least a portion of the single groove;
a radius of each exterior edge of the single groove is partially formed by the at least one insert and is also partially formed by the strike face;
the at least one insert comprises an upper portion and a lower portion;
wherein the upper portion is nearer an opening of the channel and the lower portion is nearer a bottom of the channel;
wherein the upper portion comprises a second material and the lower portion comprises a third material; and
wherein the second material is softer than the third material.