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US 11,026,527 B2Granted
Collapsible cup
OwnerSam Tung Tsuiinventor
Life of this patent
Estimating the term…
Abstract
A collapsible container, particularly a cup or mug having a flexible body having a top tier, middle tier and a bottom tier is disclosed. The bottom tier has a base. The container has a first living hinge between the top and middle tiers and a second living hinge between the middle and bottom tiers. A rigid, preferably metal, plate is at least partially embedded in the bottom tier that makes the otherwise flexible base rigid. The container can have a rigid metal cladding around the top tier and a handle made of flexible material. The collapsible container may be made by injection molding.
Claims17
A collapsible container of a flexible material comprising:
- a flexible body including (1) a plurality of tiers including a top tier, a middle tier and a bottom tier, the bottom tier having a closed bottom and (2) a plurality of living hinges including a first living hinge between the top tier and the middle tier and a second living hinge between the middle tier and the bottom tier;
- and
- a rigid plate at least partially embedded in the closed bottom that makes an otherwise flexible closed bottom rigid.
Dependencies are inferred from the claim text.