Patent ID: 7662051
Filing Date: 2010-02-16
Classification: A63B

Abstract:
1. A golf head, comprising: a main part that is made of metal including a body portion and a neck portion; a hitting part which is made of metal that is harder than the main part, having a face portion and a bottom portion; the bottom portion that extrudes from the bottom of the face portion being modeled with the face portion as an integral whole; the hitting part combining with the body portion of the main part by a rim thereof; a back of the face portion and a top of the bottom portion, which closes to the face portion, being suspended in midair; a connective position of the body portion and a rear of the bottom portion crossing a central line of the bottom of the golf head and being partial to the rear; wherein the face portion of the hitting part has a thickness between 1.8-3.5 nm, and the bottom portion having a thickness between 1.0-2.5 nm.