Patent ID: 6524196
Filing Date: 2003-02-25
Classification: A63B,Y10T

Abstract:
A method of forming patterns, trademarks and balance weight in a golf club head, comprising:a. fabricating a rough working piece of the club head including integrally formed reverse recesses of selected patterns and trademarks at an upper portion of the club head and a trough in a lower portion of a front edge thereof, b. filling a metallic material different from the club head into the recesses for forming stuffed patterns and trademarks and into the trough for forming a balance weight, the metallic material being selected from the group consisting of copper powder, c. heating the club head and the stuffed recesses and trough at a selected temperature for the metallic material to melt and making binding contact with the working piece of the club head, d. grinding a rear side of the stuffed recesses to expose the patterns and trademarks, and e. fixedly engaging a hitting plate with a front circumferential edge of the trough such that the patterns, trademarks and balance weight are secured in the club head without getting loose under vibration resulting from hitting on the club head.