Golf club head having a multi-material face

摘要

A golf club with a multi-material face is disclosed herein. More specifically, the golf club head in accordance with the present invention has a striking face that forms a pocket, wherein the pocket is filled with a secondary material having a lower density to improve the performance of the golf club head. The multi-material face disclosed in accordance with the present invention may generally have a characteristic time slope of greater than about 5 and less than about 50, wherein the characteristic time slope is determined based on the various data points collected according to the United States Golf Association's (USGA's) Characteristic Time (CT) test.

主权项

1. A golf club head comprising:
a hollow shell, unitarily formed to include a metallic striking face portion having a first return extension, made out of a first material having a first density,
wherein said hollow unitary shell forms at least one opening near a crown or a sole portion of said golf club head; at least one panel configured to cover said at least one opening, and a face backing layer, made out of a second material having a second density, attached to an internal back surface of said striking face of said golf club head extending into at least one of said crown or said sole forming a second return extension; wherein said golf club head has a volume of greater than about 400 cc and less than about 500 cc; wherein said second density is lower than said first density, and wherein a length of said first return extension is greater than a length of said second return extension.