Spring arrangement for a recreational structure
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United States of America Patent
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Jul 8, 2008
Grant Date -
Nov 16, 2006
app pub date -
May 12, 2005
filing date -
May 12, 2005
priority date (Note) -
In Force
status (Latency Note)
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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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