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US 10,919,664 B2Granted
Beverage can end having an arcuate panel wall and curved transition wall
AssigneeCrown Packaging Technology, Inc.
InventorsBrian Fields, Ezekiel Johnson
Life of this patent
Estimating the term…
Abstract
A beverage can end has an arcuate panel wall and a chuck wall having a curved transition wall portion. Configuration of the seaming panel and panel wall is provided.
Claims33
A beverage can end comprising:
- a center panel;
- an arcuate panel wall that extends outwardly from the center panel, the panel wall having a maximum deviation D1 from a straight reference line by between 0.0008 (eight ten-thousandths) inches and 0.009 inches;
- the straight reference line being drawn between and through (i) a juncture of the arcuate panel wall and the center panel and (ii) a juncture of the arcuate panel wall and the annular bead;
- an upwardly opening annular bead;
- a lower transition wall extending from an outer end of the annular bead, the lower transition wall being inclined at an angle A2 that is less than 11 degrees;
- a curved upper transition wall extending outwardly from an upper end of the lower transition wall, the lower transition wall yielding smoothly to the upper transition wall;
- a substantially flat intermediate wall;
- a substantially flat upper wall that is inclined more than the intermediate wall and that is inclined at an angle A4 that is at least 13 degrees;
- a juncture formed between the intermediate wall and the upper wall;
- a seaming panel extending from an upper end of the upper wall, the seaming panel having a radius R4 of between 0.050 inches and 0.060 inches;
- a curl extending outwardly from an outer end of the seaming panel.
8 more elements
Dependencies are inferred from the claim text.