Round trampoline

Details Round trampoline Round trampoline

1974-04-03

1976-04-06

Schnall, Jerome

Undertaking

A63B 518

Patent

active

039485153

ABSTRACT:
A round trampoline having a sectional, substantially circular frame to which a circular mat is resiliently attached to the frame by a plurality of radially arranged springs. The mat comprises a pair of strips arranged perpendicularly to one another to form a reinforced center jumping area. The frame sections advantageously fit together in a double joint arrangement which affords great rigidity to the structure.

REFERENCES:
patent: 2370990 (1945-03-01), Nissen
patent: 2991841 (1961-07-01), Sampson et al.
patent: 3767192 (1973-10-01), Eriksson

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