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US 2023/0256500 A1Published application
Can lid and manufacturing method therefor
AssigneeToyo Seikan Group Holdings, Ltd.
InventorsTomomi KOBAYASHI, Yuki YAMAMURA
Life of this patent
Estimating the term…
Abstract
By conducting a strict study on a plate thickness, a pressure resistance is improved while satisfying the demand for further reduction of the plate thickness. A can lid has a center panel part, a panel wall part, a chuck wall radius part, a chuck wall part, and a curl part. t2>t1 holds, where t1 represents a plate thickness of the center panel part, and t2 represents a plate thickness of a bottom end of the panel wall part.
Claims7
A can lid having a center panel part, a panel wall part, a chuck wall radius part, a chuck wall part, and a curl part,
- wherein t2>t1 holds,
- where t1 represents a plate thickness of the center panel part, and t2 represents a plate thickness of a bottom end of the panel wall part.
Dependencies are inferred from the claim text.