Spring arrangement for a recreational structure

Details Spring arrangement for a recreational structure Spring arrangement for a recreational structure

2008-07-08

2008-07-08

Donnelly, Jerome (Department: 3764)

Exercise devices

Gymnastic

Projector

Reexamination Certificate

active

07396318

ABSTRACT:
A spring arrangement for a trampoline includes a rebounding surface, a frame structure having a top portion and a bottom portion, and a plurality of spring members that are mechanically coupled between the rebounding surface and the frame structure. A first group of spring members are mechanically coupled to the top portion of the frame structure and a second group of spring members are mechanically coupled to the bottom portion of the frame structure. In one exemplary embodiment, the spring members of the first group and the second group are alternately arranged along the frame structure. In another exemplary embodiment, the frame structure is formed by a plurality of frame members.

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