Patent ID: 6875126
Filing Date: 2005-04-05
Classification: A63B

Abstract:
1. A hollow golf club head comprising a main body, a crown plate, and a face plate; said main body, crown plate and face plate each made of a metal material; the main body containing a hosel part, a sole part and a side part extending upwards from the periphery of the sole part except for a front edge of the sole part thereby defining an open top and an open front; the crown plate being welded to the main body and covering said open top, whereby an opening is formed on the front thereof; the face plate being welded to the main body to cover said opening on the front; the face plate containing a face part defining a clubface, and a flange part extending backward from at least an upper edge of the face part wherein the crown plate is provided with an eave which includes a part extending downwardly from the front edge thereof and a backing extending part forward from the lower end of the downwardly extending part along the inside of the flange part; and the thickness of the crown plate is in a range of from 0.3 to 1.5 mm.