Recreational structure including flexible tubular member

Details Recreational structure including flexible tubular member Recreational structure including flexible tubular member

1977-09-08

1980-02-19

Pinkham, Richard C.

Undertaking

A63B 900

Patent

active

041891490

ABSTRACT:
A recreational structure is disclosed which includes one or more comparatively thick, soft, flexible tubular members supported by a support structure. The support structure may be a pair of rigid spaced apart inclined ramps or a pair of spaced apart sawhorse structures. The ramps or the sawhorses have structure thereon to prevent lateral movement of the tubular members.

REFERENCES:
patent: 243869 (1881-07-01), Doremus
patent: 263987 (1882-09-01), Steele
patent: 715603 (1902-12-01), Quarrie et al.
patent: 2651314 (1953-09-01), Hasselquist
patent: 3086753 (1963-04-01), Cushman
patent: 3299451 (1967-01-01), Trogdon
patent: 3399408 (1968-09-01), Bailey et al.
patent: 3601923 (1971-08-01), Rosenberg
patent: 3628790 (1971-12-01), Gordon
patent: 3895796 (1975-07-01), Pestalozzi
patent: 4027437 (1977-06-01), Monsky et al.

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