Patent ID: 9220954
Filing Date: 2015-12-29
Classification: A63B

Abstract:
1. A wood type golf club head comprising: a face portion including: a first region, having a maximum thickness, and having a centroid of the face portion; a second region having a minimum thickness; and an inclined portion, having continuously varying thickness, disposed between the first region and the second region; and a head main body having a hollow portion, wherein: the first region, the second region and the inclined portion are disposed on a back of the face portion; an area of the first region is 2 to 12% of an area of the face portion; an area of the second region is 15 to 60% of the area of the face portion; and a head volume defined by the face portion and the head main body is within a range from 300 to 470 cm wherein a difference in thickness between the first region and the second region is 0.8 to 3.5 mm.