Patent ID: 7871338

Claim:
A golf club head comprising: a head main body comprising a face member made of a metal material and having a back surface and a front surface forming a major part of a club face for striking a ball and a main frame made of a metal material for supporting the face member; and a plurality of vibration absorbers made of a viscoelastic material and attached to the head main body, wherein said main frame comprises a rear wall spaced apart form said back surface of the face member, each said vibration absorber is disposed between the rear wall and said back surface so that the front end of the vibration absorber comes into contact with said back surface of the face member, said rear wall is provided with a plurality of recesses into which the vibration absorbers are respectively inserted, the surface of each said recess contacts with the inserted part of the vibration absorber, each said vibration absorber is provided in the surface contacting with the head main body with at least one cut having a width of not more than 1.0 mm so that the entire length of the cut line of the cut contacts with the head main body, and the total length of the cut lines of the cuts of the vibration absorbers is not less than 10 mm but not more than 160 mm.