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US 2021/0107694 A1Published application
Reusable recyclable thermoformed shipping containers
AssigneeP.R.A. Company, d/b/a Vantage Plastics
InventorsShawn J. Windsor, Paul R. Aultman
Life of this patent
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Abstract
A thermoformed, reusable, recyclable shipping container comprising a thermoformed shell and a plurality of separate load bearing columns secured within said shell at various locations whereby the stacking load imposed on the containers will be at least partially borne by the load bearing columns.
Claims25
A thermoformed, reusable, recyclable shipping container comprising:
- a thermoformed shell and a plurality of separate load bearing columns secured within the said shell at various locations whereby the stacking load imposed on the containers will be at least partially borne by said load bearing columns.
The thermoformed shipping container of claim 6 comprising:
- said thermoformed shell including interior ribs within the space defined by said perimeter walls;
- at least some of said columns being positioned in and projecting upwardly from said interior ribs.
A method of forming a thermoformed, reusable, recyclable shipping container comprising:
- Providing a mold configured to provide shape to a container shaped thermoplastic shell;
- including in said mold a plurality of holder wells for separate load bearing columns for the container thermoformed on said mold;
- each of said holder wells extending to what will be the bottom of a container formed on said mold;
- positioning load bearing columns in said holder wells and thermoforming a plastic sheet over said mold and said load bearing columns.
1 more element
Dependencies are inferred from the claim text.