Patent ID: 9643066
Date: 2017-05-09
CPC Classifications: A63B,Y10T

Claim:
1. An iron-type golf club head comprising: a striking face; a base surface opposite the striking face; a perimeter weighting element surrounding the base surface and including a top-line portion, a sole portion, a heel portion, and a toe portion; a first auxiliary cavity delimited by the perimeter weighting element and a first perimeter wall, the first perimeter wall coupled to the sole portion and to the heel portion of the perimeter weighting element and distal to the top-line portion and the toe portion, a second auxiliary cavity delimited by the perimeter weighting element and a second perimeter wall, the second perimeter wall coupled to the sole portion and to the toe portion of the perimeter weighting element and distal to the top-line portion and the heel portion, a central cavity at least partially delimited by the base surface, the perimeter weighting element, the first perimeter wall, and the second perimeter wall; and an insert within the central cavity.