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US 7,000,549 B2Granted
Corrugated pallet
OwnerDuane Nelsoninventor
Life of this patent
Estimating the term…
Abstract
A shipping pallet compatible with fork-lifts and pallet-trucks is made from stamped or die cut flat corrugated board. Stringer and cross-braces from an interlocking grid work to which a top and bottom flat sheet are attached by an adhesive. The pallet may be recycled as paper and not returned to the sender. Additional reinforcement structures may be added for heavier loads.
Claims6
A corrugated box structure useful as a pallet comprising:
- a) at least two stringers;
- b) at least two cross-braces;
- c) a flat corrugated top, and
- d) a flat corrugated bottom;
- wherein said stringers interdigitate with said cross-braces to interlock the stringers and cross-braces together before said top and said bottom are adhered in place, said box structure further comprising
- a first reinforcement section having a lone axis and flutes parallel to said stringers and interdigitating with the flutes of said cross-braces so as to reinforce said corrugated bottom;
- and
- a second reinforcement section having a long axis parallel to said stringers, interdigitating with the flutes of said cross-braces and positioned to be in contact with the cross-braces to support said flat corrugated top.
5 more elements
Dependencies are inferred from the claim text.