Indoor jungle gym assembly

Details Indoor jungle gym assembly Indoor jungle gym assembly

1987-06-19

1989-03-28

Scherbel, David A.

Undertaking

272109, 52640, 403172, 403176, 182178, F16B 700

Patent

active

048157279

ABSTRACT:
An indoor jungle gym assembly comprises a plurality of paper pipes having a multi-wound cylindrical body formed on its surface with a synthetic resin film and a plurality of joints formed of a synthetic resin comprising a hollow columnar member provided around its inner center with ribs capable of being fitted over the paper pipe and extension extending at right angles with respect to the axis of the paper pipe and being able to be fitted in the paper pipe. The plurality of joints are of the L-shaped type having two extensions subtending therebetween an angle of 90 degrees, the T-shaped type having three extensions each one of which subtends an angle of 90 degrees with respect to the other, and the cross-shaped type having four extensions each one of which subtends an angle of 90 degrees with respect to the other.

REFERENCES:
patent: 1269326 (1918-01-01), Slatter
patent: 1765361 (1930-06-01), Berman
patent: 2768828 (1956-10-01), Pack
patent: 2874708 (1959-02-01), Daws, Jr.
patent: 2936530 (1960-05-01), Bowen
patent: 3462021 (1969-08-01), Hawke et al.
patent: 3851601 (1974-12-01), Davis
patent: 3858989 (1975-01-01), Field
patent: 3972882 (1974-02-01), Varichon
patent: 4516376 (1985-05-01), King
patent: 4630550 (1986-12-01), Weitzman

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