Patent Number: 7,785,213

Title: Golf club head

Abstract: A golf club head includes a metallic head body 1 having a cavity 10 therein and an opening 8 being formed in a face part 2 therethrough to the cavity, and a metallic face plate 9 welded to the opening. The opening 8 is demarcated by an upper edge along an upper end of the face part 2 and a U shaped curved edge (8B, 8A, 8C) located within the face part 2, and is also formed so that, in a state in which the head body 1 is soled in accordance with the lie angle, a projection line A on the face part surface of the perpendicular passing through the lowermost portion X of the opening 8 coincides with a projection line A on the face part surface of the perpendicular passing through a ground contact point Y of a sole part 4, or the projection line drawn with the lowermost portion X of the opening 8 being the reference is positioned close to a heel part 7 with respect to the projection line A drawn with the ground contact point Y of the sole part; and the ratio of width W.sub.2 on the toe side with respect to the projection line drawn with the ground contact point Y of the sole part 4 is higher than the ratio of width W.sub.1 on the heel side toward a crown part. The face plate 9 is formed so as to have a shape matching the opening 8.

Inventors: Matsunaga; Hideo (Saitama-ken, JP), Kubota; Makoto (Tokyo, JP)

Assignee: Bridgestone Sports Co., Ltd

International Classification: A63B 53/04 (20060101)

Expiration Date: 8/31/12018