US Patent 8033932 Golf club head

A golf head club has a high moment of inertia and thus produces a pleasing hitting sound. A metallic golf club head 1 having a hollow space therein includes a face member 30 provided with a face part 31, and a body member 10 provided with a sole part 11, a crown part 12, a side part 13, and ribs 20. The hollow space is defined by the inner surfaces of the face part 31, the sole part 11, the crown part 12, and the side part 13, and the wall surfaces of the ribs. The ribs 20 extend from the inner surface of the sole part 11 to the inner surface of the crown part 12, and the body member 10 is molded integrally by casting.