Wood golf club head

Abstract

The present invention is to provide a wood golf club head comprising a rear casing and a front casing both made of metal. The rear casing has a cup-like main body with an opening at a front side thereof. The front has a main plank and an annular side wall backwardly integrally extending from the peripheral of said main plank. The rear casing and the front casing are fixed together by means of the distal end of the side wall of the front casing fixing with the edge of the opening of said rear casing such that a hollow main body is defined by the main plank and the side wall of the front casing and the main body of the rear casing, and a hitting face is defined by the exterior surface of the main plank.

What is claimed is:  
     
         1 . A wood golf club head, comprising: 
 a hollow main body having a face at a front side thereof;    a neck connected to said main body and upwardly extended;    wherein the golf club head is constructed from a rear casing and a front casing, wherein said rear casing is made from metal having a cup-like main body with an opening at a front side thereof and said front casing is also made from metal having a main plank and an annular side wall backwardly integrally extended from the peripheral of said main plank, said rear casing and said front casing are fixed together by means of the distal end of said side wall of said front casing fixing with the edge of said opening of said rear casing such that said main plank and said side wall of said front casing and said main body of said rear casing form said hollow main body and the exterior surface of said main plank forms said face.    
     
     
         2 . The wood golf club head as defined in  claim 1 , wherein said neck is integrally connected to said rear casing.  
     
     
         3 . The wood golf club head as defined in  claim 1 , wherein said neck is integrally connected to said front casing.  
     
     
         4 . The wood golf club head as defined in  claim 1 , wherein said neck is an independent element connecting to said hollow main body.  
     
     
         5 . The wood golf club head as defined in  claim 1 , wherein said rear casing is provided with an annular slot at the edge of said opening and said front casing is provided with an annular flange at the distal end of said side wall to be engaged with said slot and the surface of the connecting portion of said rear casing and said front casing is smooth.  
     
     
         6 . The wood golf club head as defined in  claim 1 , wherein said side wall is extended from the periphery of said main plank in a length of 3 mm to 40 mm.  
     
     
         7 . The wood golf club head as defined in  claim 1 , wherein the thickness of said main body of said rear casing is 0.6 mm to 0.7 mm.  
     
     
         8 . The wood golf club head as defined in  claim 1 , wherein said rear casing is made of stainless, aluminum or magnesium.  
     
     
         9 . The wood golf club head as defined in  claim 1 , wherein said front casing is made of titanium or titanium alloy.  
     
     
         10 . The wood golf club head as defined in  claim 1 , wherein said front casing is fixed with said rear casing by means of brazing.  
     
     
         11 . The wood golf club head as defined in  claim 1 , wherein said front casing is fixed with said rear casing by means of epoxy resin.