Patent ID: 6813821
Filing Date: 2004-11-09
Classification: A63B,B23P,Y10T

Abstract:
A method for manufacturing a golf club head comprising the steps of:casting a head shell and welding a face plate on the head shell, wherein the head shell has a sole, a crown, a toe, a heel, a rear wall, and an open front face integrally formed by precision casting, the open front face has an inner peripheral rim, and an outer peripheral rim, and multiple ears each with an aperture are formed around the outer peripheral rim, an upper seat is formed at the heel and protruded from the head shell, a lower seat is formed inside the head shell and aligned with the upper seat, and a face plate is welded to the inner peripheral rim of the open front face to construct the golf club head; polishing the golf club head, wherein the welded portions between the head shell and the face plate are polished; making transversal channels on the face plate, wherein transversal channels are formed on the face plate, and the apertures are precisely machined; clamping the head on a vise, wherein the golf club head is positioned on an adjustable vise by clamping the ears and the face plate, and adjusted to align the upper seat and the lower seat with a drill at a desired angle; drilling, wherein an upper hole is defined in the upper seat and a lower hole is defined in the lower seat; discharging waste material and cutting lubricant from the golf club head; installing a shaft tube, wherein a shaft tube is inserted in the upper hole and the lower hole and welded with the head shell; polishing welded portions around the shaft tube; removing ears, wherein the ears are removed from the head shell and portions around the removed ears are polished; and painting the golf club head.