Metal founding – Process – Shaping liquid metal against a forming surface
Reexamination Certificate
2005-09-20
2005-09-20
Kerns, Kevin P. (Department: 1725)
Metal founding
Process
Shaping liquid metal against a forming surface
C029S527600
Reexamination Certificate
active
06945307
ABSTRACT:
A method for manufacturing a golf club head includes preparing a golf club head casting by casting, the golf club head casting having a striking face, forging the golf club head casting at least one time and removing cinders in the golf club head casting, thereby forming a golf club head blank, and removing burrs on the golf club head blank. The golf club head casting may be heated before the step of forging.
REFERENCES:
patent: 2931098 (1960-04-01), Johnson, Jr.
patent: 5167733 (1992-12-01), Hsieh
patent: 6719642 (2004-04-01), Wahl et al.
patent: 6776728 (2004-08-01), Chen et al.
patent: 2004/0147343 (2004-07-01), Billings et al.
Birch & Stewart Kolasch & Birch, LLP
Nelson Precision Casting Co., Ltd.
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