Amusement devices: games – Puzzles – Take-aparts and put-togethers
Patent
1990-04-25
1991-04-02
Coven, Edward M.
Amusement devices: games
Puzzles
Take-aparts and put-togethers
273DIG23, 273167J, 273167A, A63B 5304
Patent
active
050042424
ABSTRACT:
The present invention provides an iron golf club head which comprises a core member, a striking face member and a cladding. The core member is made of a metal having a large specific weight, and has an exposed integral sole portion, an integral riser wall portion, and an integral shaft connecting portion. The striking face member is fixed to a front surface of the core riser wall portion, and made of a light metal reinforced by whiskers and/or fibers. The cladding is also made of a light metal, and covers all surfaces of the riser wall portion and the shaft connecting portion except for a surface portion of the riser wall portion on which the striking face member is fixed.
REFERENCES:
patent: 1720867 (1929-07-01), Webster et al.
patent: 1968092 (1934-07-01), Oldham
patent: 4534558 (1985-08-01), Yoneyama
patent: 4635941 (1987-01-01), Yoneyama
patent: 4690408 (1987-09-01), Kobayashi
patent: 4697814 (1987-10-01), Yamada
patent: 4728105 (1988-03-01), Kobayashi
patent: 4824110 (1989-04-01), Kobayashi
Iwanaga Takeshi
Ohnishi Akio
Coven Edward M.
Eilberg William H.
Passaniti Sebastiano
Sumitomo Rubber Industries Ltd.
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