Patent ID: 7641568

Claim:
A wood-type golf club head, comprising: a body comprising at least one of a crown portion, a sole portion and a skirt portion, the body defining an interior cavity and having an overall frequency of vibration in response to impacting a golf ball; and at least one rib projecting from one or more of the crown portion, the sole portion and the skirt portion, the at least one rib comprising an internal portion located within the interior cavity and an external portion located without the interior cavity and being configured to tune the overall frequency above about 3000 Hz to provide a particular feel and auditory feedback, the internal portion of the at least one rib comprises at least a first internal portion located entirely within the interior cavity and a second internal portion located entirely within the interior cavity, the external portion having a region being located entirely outside of the interior cavity only and is intermediate between the first and second internal portions, wherein the external portion separates the first internal portion and the second internal portion.