Elevated wood and concrete racetrack for go-karts and...

Amusement devices – Racetrack

Reexamination Certificate

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C472S088000, C404S018000

Reexamination Certificate

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06991548

ABSTRACT:
An elevated wood and concrete racetrack includes a wooden support surface having a plurality of floor boards laid flat to form at least one straightaway, and at least one banked curve, each floor board of the plurality having two lengthwise, substantially parallel, spaced apart sides. A concrete racetrack surface is overlayed on the wooden support surface, and a racetrack support frame has a plurality of vertical support posts anchored on suitable land and a plurality of support members connected thereto for supporting the wooden support surface above ground.

REFERENCES:
patent: 1713793 (1929-05-01), Traver
patent: 2031249 (1936-02-01), Bowman
patent: 2044498 (1936-06-01), Pearce
patent: 2254482 (1941-09-01), Heller
patent: 2742288 (1956-04-01), Brunel
patent: 3266800 (1966-08-01), Yee
patent: 3810706 (1974-05-01), Grimm et al.
patent: 4531859 (1985-07-01), Bettigole
patent: 5152633 (1992-10-01), Mercer et al.
patent: 5645368 (1997-07-01), Yunick
patent: 5660595 (1997-08-01), Ferro et al.
patent: 2592665 (1987-07-01), None

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