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US 7,922,071 B2Granted
Multi walled container and method
AssigneeHuhtamaki, Inc.
InventorsRonald D. Robertson, George E. Mac Ewen
Life of this patent
Estimating the term…
Abstract
A container and method of manufacture are provided. The container includes a cup with a permanently attached sleeve overlying an exterior portion of the cup sidewall. The sleeve includes a plurality of inwardly directed protuberances providing a gap between a substantial portion of the cup sidewall and the sleeve.
Claims12
A multi walled container for storing ingestibles the container comprising:
- a sidewall having opposite first and second opposite end portions, said first end portion defining an open mouth, said sidewall having an exterior surface;
- a bottom wall adjacent the second end portion and closing the second end portion, said sidewall and bottom wall defining a storage chamber;
- a sleeve member positioned outwardly of and overlying at least a portion of the sidewall and secured thereto, said sleeve member including a plurality of spaced apart protuberances extending inwardly from an inside surface of the sleeve member forming a gap between portions of the exterior and interior surfaces, wherein at least some of said protuberances each have a through opening adjacent an apex of the respective protuberance and wherein at least some of said protuberances include a fibrous rim proximate said through opening, said fibrous rim projecting inwardly for engagement with said exterior surface of said sidewall to maintain said gap between said sleeve member inside surface and said sidewall exterior surface.
Dependencies are inferred from the claim text.