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US 11,021,303 B2Granted
Container closure with ribs formed in sealing compound
AssigneeCrown Packaging Technology, Inc.
InventorsChristopher Paul Ramsey, Philip Norman Horton
Life of this patent
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Abstract
A closure for a container. The closure comprises an end panel, a sidewall depending from the end panel and having an inwardly directed curl, and a sealing compound extending down the inner surface of the sidewall. A plurality of ribs are formed in the sealing compound, spaced apart around the circumference of the sidewall, each rib extending down the sidewall and projecting radially inwardly.
Claims16
A closure for a container and comprising:
- an end panel;
- a generally curved outwardly convex sidewall depending from the end panel and terminating in an inwardly directed curl;
- wherein the curl lies radially inside of the sidewall such that the sidewall and the curl form an outwardly facing convex surface;
- and
- a sealing compound extending down an inner surface of the sidewall,
- wherein a plurality of ribs are formed in the sealing compound, spaced apart around the circumference of the sidewall, each rib extending down the sidewall and projecting radially inwardly.
3 more elements
Dependencies are inferred from the claim text.