Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Projectile backstop
Patent
1990-07-03
1991-06-18
Grieb, William H.
Amusement devices: games
Aerial projectile game; game element or accessory therefor...
Projectile backstop
A63B 6700
Patent
active
050244469
ABSTRACT:
Apparatus for a tetherball game which includes a pole having a helix mounted thereon, and a ball attached to a line the other end of the line being slidably attached to the helix so that the attachment can travel up or down the helix depending on the direction in which the ball is struck, and which includes means for indicating when the attachment reaches either end of the helix to show a win for one or the other player, the means including a divertible means which diverts the attachment when the attachment emerges from the helix, and is held captive by the means.
REFERENCES:
patent: 2140411 (1938-12-01), Wood
patent: 2297118 (1942-09-01), Wildegans
patent: 2423198 (1947-07-01), McClure, Jr.
patent: 2458668 (1949-01-01), Wood
patent: 3107094 (1963-10-01), Kfoury
patent: 3992007 (1976-11-01), Seeman
patent: 4093225 (1978-06-01), Oliver
patent: 4188033 (1980-02-01), Wells
patent: 4491329 (1985-01-01), Nielsen
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