Amusement devices: games – Board games – pieces – or boards therefor – Rotatably mounted board
Patent
1985-05-28
1986-09-16
Marlo, George J.
Amusement devices: games
Board games, pieces, or boards therefor
Rotatably mounted board
273DIG1, A63B 3700
Patent
active
046118101
ABSTRACT:
A golf ball having compression strength greater than 7000 kg-f and rebound height greater than 90/120, said golf ball comprising a rubber composition filled with 10 to 40 parts by weight of calcium carbonate based on 100 parts by weight of the rubber, the calcium carbonate having a BET specific surface area of 60 to 300 m.sup.2 /g and a particle diameter of 0.035 to 0.010 micrometers.
REFERENCES:
patent: 4056269 (1977-11-01), Pollitt et al.
patent: 4076255 (1978-02-01), Moore et al.
patent: 4085937 (1978-04-01), Schenk
patent: 4141559 (1979-02-01), Melvin et al.
patent: 4244855 (1981-01-01), Cox et al.
patent: 4295652 (1981-10-01), Saito et al.
patent: 4321183 (1982-03-01), Cox et al.
"Introduction to Rubber Technology", by Maurice Norton, Reinhold Publishing Corp., N.Y., 1959, pp. 224-227 Relied on.
Edagawa Setsuji
Irimajiri Kazuo
Izumi Shunji
Kamata Toshihiko
Kamatari Co., Ltd.
Marlo George J.
Toyo Denka Kogyo Co., Ltd.
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