Patent ID: 7753807
Filing Date: 2010-07-13
Classification: A63B

Abstract:
1. A golf club head having a face portion of which a front face defines a clubface, a crown portion intersecting the clubface at the upper edge thereof, a sole portion intersecting the clubface at the lower edge thereof, a side portion between the crown portion and sole portion which extends from a toe-side edge to a heel-side edge of the clubface through a back face of the club head, and a hosel portion having a shaft inserting hole, the club head further comprising a face component made of a titanium alloy and forming a major part of the face portion, a hosel-and-heel component made of a titanium alloy and forming the hosel portion and a heel-side major part of the sole portion, and a rear component made of a magnesium alloy, and a strip-shaped weighting component, wherein said heel-side major part of the sole portion formed by the hosel-and-heel component extends towards the toe of the head to intersect a vertical straight line passing through the center of gravity of the club head, and said weighting component is disposed along an outer surface of the rear component and extends continuously from a toe-side end located at a toe-side point on the outer surface to a heel-side end located at a heel-side point on the outer surface through the back face, and said weighting component includes a wave part waving in the up-and-down direction such that, from said toe-side end located at a relatively low position, the wave part gradually goes up towards the back face, and at the rear end of the club head, it reaches to its peak, then, the wave part gradually goes down towards said heel-side end.