Two-piece type wood golf club head

Abstract

A wood golf club head includes a shock-absorption member and a face member connected together. The shock-absorption member is made of a light and shock absorption material, such as aluminum alloy, magnesium alloy, fiber reinforced resin, or plastic, with a specific weight less than three. The shock-absorption member includes a crown and a neck. The face member is made of a heavy material, such as titanium alloy, or stainless, or Maraging steel, with a specific weight greater than four. The face member includes a face and a sole.

1 . A wood golf club head, comprising:
 a shock-absorption member, which is made of a light and shock absorption material with a specific weight less than three including aluminum alloy, magnesium alloy, fiber reinforced resin, or plastic, having a crown and a neck;   a face member, which is made of a heavy material with a specific weight greater than four including titanium alloy, stainless, or Maraging steel, having a face and a sole; and   means for connecting the shock-absorption member and the face member.   
   
   
       2 . The wood golf club head as defined in  claim 1 , wherein the shock-absorption member is provided with a reinforced tube in the neck. 
   
   
       3 . The golf club head as defined in  claim 1 , wherein the means include a protrusion and a slot on the shock-absorption member and the face member respectively for engagement. 
   
   
       4 . The golf club head as defined in  claim 3 , wherein the shock-absorption member and the face member have no protrusion and no slot on a toe and a heel respectively. 
   
   
       5 . The golf club head as defined in  claim 1 , wherein the face member includes at least a bore on the sole to be sealed by a light material.