Cap assembly
AssigneeSaint-Gobain Performance Plastics Corporation
InventorsGerald Mark Pennington, Khoa D. Pham, Thomas R. Nixon, Christopher Miller
Life of this patent
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Abstract
The present application is directed to cap assemblies and particularly, cap assembly for closing an opening in a vessel, the cap assembly including a stopper including an polymer body adapted to fit an opening of a vessel, the stopper also including a tubular portion which defines an internal passageway extending through the polymer body; and a rigid cap attached to and integral with the stopper, wherein the cap is adapted to engage the vessel and provide a sealing force between the stopper and the vessel.
Claims20
A cap assembly for closing an opening in a vessel, the cap assembly comprising:
- a stopper including an polymer body adapted to fit an opening of a vessel, the stopper also including a tubular portion which defines an internal passageway extending through the polymer body;
- and
- a rigid cap attached to and integral with the stopper, wherein the cap is adapted to engage the vessel and provide a sealing force between the stopper and the vessel.
A method for forming a cap assembly, the method comprising:
- forming a stopper including an polymer body adapted to fit an opening of a vessel, the stopper also including a tubular portion which defines an internal passageway extending through the polymer body;
- and
- forming a rigid cap attached to and integral with the stopper, wherein the cap is adapted to engage the vessel and provide a sealing force between the stopper and a vessel.
Dependencies are inferred from the claim text.