Games using tangible projectile – Projectile – per se; part thereof or accessory therefor – Disk- or ring-shaped
Patent
1996-06-18
1998-01-13
Brown, Theatrice
Games using tangible projectile
Projectile, per se; part thereof or accessory therefor
Disk- or ring-shaped
A63B 7100
Patent
active
057073082
ABSTRACT:
A puck includes a top side, a bottom side and a peripheral surface, the top side having a plurality of first vent holes defined therein, the bottom side having a plurality of second vent holes defined therein and the peripheral surface having a plurality of third vent holes defined therein, a first passage defined through the puck and communicating with each pair of the closest first vent hole and third vent hole, a second passage defined through the puck and communicating with each pair of the closest second vent hole and the third vent hole such that when the puck slides on a surface, the first passages and the second passages guide air to flow therethrough so as to let the puck slide smoothly and in a straight direction.
REFERENCES:
patent: 2467043 (1949-04-01), Kotler
patent: 2727744 (1955-12-01), Watson
patent: 4153253 (1979-05-01), White
patent: 5269520 (1993-12-01), Velliness
patent: 5275410 (1994-01-01), Bellehumeur
patent: 5482274 (1996-01-01), Bellehumeur
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