Games using tangible projectile – Playing field or court game; game element or accessory... – Having at least two different types of game elements used in...
Patent
1996-09-04
1998-10-13
Knight, Anthony
Games using tangible projectile
Playing field or court game; game element or accessory...
Having at least two different types of game elements used in...
473446, 403374, 256 70, 256DIG5, A63B 6300, A63B 6700
Patent
active
058204970
ABSTRACT:
A system to releasably anchor a post at a predetermined location on a playing surface comprising a hollow, upright post to be releasably anchored at the predetermined location on the playing surface having a bottom on the playing surface and a top remote from the bottom and the playing surface; a hollow, frustoconical member disposed within the hollow, upright post adjacent the bottom to anchor the hollow, upright post to the predetermined location on the playing surface and to enable a quick release of the hollow, upright post when forceful contact is made with the hollow, upright post; and an arrangement connected between an interior of the hollow, frustoconical member and the playing surface to secure the hollow, frustoconical member to the predetermined location on the playing surface.
REFERENCES:
patent: 3000041 (1961-09-01), Reynolds
patent: 3057991 (1962-10-01), Grenadier
patent: 3328928 (1967-07-01), Frye
patent: 3924834 (1975-12-01), Young
patent: 4619456 (1986-10-01), Meggs
patent: 4721306 (1988-01-01), Shewchuk
patent: 5039100 (1991-08-01), Cortese
Hill Alfred C.
Knight Anthony
LandOfFree
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