Games using tangible projectile – Billiards or pool – Cue
Patent
1997-06-03
1999-08-17
Brown, Theatrice
Games using tangible projectile
Billiards or pool
Cue
A63D 1512
Patent
active
059385367
ABSTRACT:
A cue tip is provided from a polyurethane elastomer having a hardness between Shore A 60 to Shore D 50. The cue tip has a hemispherically shaped striking surface having a diameter of between 7.0 and 15 millimeters and exhibiting a high coefficient of friction with billiard balls in an unchalked condition.
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Pocket Billiard Guidebook for Pool Players, Tournament Directors, and Spectators; James R. Lawson, Edt.; 1993; pp. 85-90.
Handbook of Plastic Compounds, Elastomers, and Resins; Michael and Irene Ash (1992) pages 56, 589-602.
Brown Theatrice
Firestone Susan L.
O'Malley Paul W.
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