Amusement devices: games – Puzzles – Take-aparts and put-togethers
Patent
1994-01-18
1995-11-14
Grieb, William H.
Amusement devices: games
Puzzles
Take-aparts and put-togethers
273167H, A63B 5304
Patent
active
054659698
ABSTRACT:
A wood-type metal golf club head having a hollow metal head and the cavity within filled with a thermoplastic material produced from a thermoplastic polymer, filler and chemical blowing agent in a manner so that the material in the cavity has a dense outer skin adjacent the surfaces of the cavity and a cellular central area and the finished product reduces the undesirable metallic sound made during hitting.
REFERENCES:
patent: 4836552 (1989-06-01), Puckett et al.
patent: 4839116 (1989-06-01), Puckett et al.
patent: 5007643 (1991-04-01), Okumoto et al.
patent: 5135227 (1992-08-01), Okumoto et al.
patent: 5244211 (1993-09-01), Lukasiewicz
Dunlop Slazenger Corporation
Grieb William H.
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