A full aperture unseamed can end having a vent test rating of at least 90 psi comprising a center panel having an periphery and including a coined portion proximate a rivet, a first score defining a removable panel, a tab, including a nose, mounted to of the removable panel, and a second score dispo
A full aperture unseamed can end having a vent test rating of at least 90 psi comprising a center panel having an periphery and including a coined portion proximate a rivet, a first score defining a removable panel, a tab, including a nose, mounted to of the removable panel, and a second score disposed on the removable panel, the second score having (i) a central portion spaced apart from the coined portion; (ii) a pair of check slots disposed on either side of the central portion; (iii) a pair of lateral portions that extend from the check slots; and (iv) a pair of side portions that extend from the lateral portions, respectively.
대표청구항▼
1. A full aperture can assembly having a vent test rating of at least 90 psi comprising: a can body; and a can end that is attached to the can body by a seam; the can end including: a center panel having an periphery and including a coined portionproximate a rivet;a first score disposed proximate th
1. A full aperture can assembly having a vent test rating of at least 90 psi comprising: a can body; and a can end that is attached to the can body by a seam; the can end including: a center panel having an periphery and including a coined portionproximate a rivet;a first score disposed proximate the periphery of the center panel, the first score defining a removable panel;a tab, including a nose, mounted to the removable panel by the rivet such that the nose is disposed proximate the first score, the tab being elongate along a longitudinal axis that extends through a center of the rivet, the longitudinal axis being perpendicular to a lateral axis that also extends through the center of the rivet; anda second score disposed on the removable panel, the second score having(i) a central portion spaced apart from the coined portion that intersects the longitudinal axis; (ii) a pair of check slots disposed on either side of the central portion; (iii) a pair of lateral portions that extend from the pair of check slots, respectively, and each include a segment that is approximately parallel to the lateral axis; and (iv) a pair of side portions that extend from the pair of lateral portions, respectively, away from the lateral axis. 2. The full aperture can assembly of claim 1 wherein the coined portion defines a button coin. 3. The full aperture can assembly of claim 2 wherein an average second score residual at the central portion is at least as thick as an average second score residual in the pair of lateral portions. 4. The full aperture can assembly of claim 1 wherein the central portion of the second score is at least partially defined by a radius extending from the center of the rivet, the radius having a value of 0.140 inches. 5. A full aperture unseamed can end having a vent test rating of at least 90 psi comprising: a peripheral curl configured to be seamed together with a can body flange;a wall extending inwardly and downwardly from the peripheral curl;a center panel having an periphery and including a coined portion proximate a rivet;a first score disposed proximate the periphery of the center panel, the first score defining a removable panel;a tab, including a nose, mounted to the removable panel by the rivet such that the nose is disposed proximate the first score, the tab being elongate along a longitudinal axis that extends through a center of the rivet, the longitudinal axis being perpendicular to a lateral axis that also extends through the center of the rivet; anda second score disposed on the removable panel, the second score having (i) a central portion spaced apart from the coined portion that intersects the longitudinal axis; (ii) a pair of check slots disposed on either side of the central portion; (iii) a pair of lateral portions that extend from the pair of check slots, respectively, and each include a segment that is approximately parallel to the lateral axis; and (iv) a pair of side portions that extend from the pair of lateral portions, respectively, away from the lateral axis. 6. The full aperture unseamed can end of claim 5 wherein the coined portion defines a button coin. 7. The full aperture unseamed can end of claim 6 wherein an average second score residual at the central portion is at least as thick as an average second score residual in the pair of lateral portions. 8. The full aperture unseamed can end of claim 5 wherein the central portion of the second score is at least partially defined by a radius extending from the center of the rivet, the radius having a value of 0.140 inches. 9. A full aperture can assembly having a vent test rating of at least 90 psi comprising: a can body; and a can end that is attached to the can body by a seam; the can end including: a center panel having an periphery;a first score disposed proximate the periphery of the center panel, the first score defining a removable panel;a tab, including a nose, mounted to the removable panel by a rivet such that the nose is disposed proximate the first score, the tab being elongate along a longitudinal axis that extends through a center of the rivet, the longitudinal axis being perpendicular to a lateral axis that also extends through the center of the rivet; anda second score disposed on the removable panel, the second score having (i) a central portion defined by a radius extending from the center of the rivet, the radius having a value of at least 0.140 inches, the central portion intersecting the longitudinal axis; (ii) a pair of check slots disposed on either side of the central portion; (iii) a pair of lateral portions that extend from the pair of check slots, respectively, and each include a segment that is approximately parallel to the lateral axis; and (iv) a pair of side portions that extend from the pair of lateral portions, respectively, away from the lateral axis. 10. The full aperture can assembly of claim 9, wherein the removable panel further comprises a button coin and the rivet is disposed on the button coin, and wherein the central portion of the second score is spaced apart from the button coin. 11. The full aperture can assembly of claim 9 wherein an average second score residual at the central portion is at least as thick as an average second score residual in the pair of lateral portions. 12. A full aperture unseamed can end having a vent test rating of at least 90 psi comprising: a peripheral curl configured to be seamed together with a can body flange;a wall extending inwardly and downwardly from the peripheral curl; a center panel having a periphery;a first score disposed proximate the periphery of the center panel, the first score defining a removable panel;a tab, including a nose, mounted to the removable panel by a rivet such that the nose is disposed proximate the first score, the tab being elongate along a longitudinal axis that extends through a center of the rivet, the longitudinal axis being perpendicular to a lateral axis that also extends through the center of the rivet; anda second score disposed on the removable panel, the second score having (i) a central portion defined by a radius extending from the center of the rivet, the radius having a value of at least 0.140 inches, the central portion intersecting the longitudinal axis; (ii) a pair of check slots disposed on either side of the central portion; (iii) a pair of lateral portions that extend from the pair of check slots, respectively, and each include a segment that is approximately parallel to the lateral axis; and (iv) a pair of side portions that extend from the pair of lateral portions, respectively, away from the lateral axis. 13. The full aperture unseamed can end of claim 12 wherein the removable panel further comprises a button coin and the rivet is disposed on the button coin, and wherein the central portion of the second score is spaced apart from the button coin. 14. The full aperture unseamed can end of claim 12 wherein an average second score residual at the central portion is at least as thick as an average second score residual in the pair of lateral portions. 15. A full aperture can assembly having a vent test rating of at least 90 psi comprising: a can body; and a can end that is attached to the can body by a seam; the can end including: a center panel having a periphery and including a coined portion proximate a rivet;a first score disposed proximate the periphery of the center panel, the first score defining a removable panel;a tab, including a nose, mounted to the removable panel by the rivet such that the nose is disposed proximate the first score, the tab being elongate along a longitudinal axis that extends through a center of the rivet, the longitudinal axis being perpendicular to a lateral axis that also extends through the center of the rivet; anda second score disposed on the removable panel, the second score having(i) a central portion spaced apart from the coined portion that intersects the longitudinal axis; (ii) a pair of lateral portions that each include a segment that is approximately parallel to the lateral axis; and (iii) a pair of side portions that extend from the pair of lateral portions, respectively, away from the lateral axis. 16. The full aperture can assembly of claim 15 wherein the coined portion defines a button coin. 17. The full aperture can assembly of claim 16 wherein an average second score residual at the central portion is at least as thick as an average second score residual in the pair of lateral portions. 18. The full aperture can assembly of claim 15 wherein the central portion of the second score is at least partially defined by a radius extending from the center of the rivet, the radius having a value of 0.140 inches. 19. A full aperture unseamed can end having a vent test rating of at least 90 psi comprising: a peripheral curl configured to be seamed together with a can body flange; a wall extending inwardly and downwardly from the peripheral curl;a center panel having a periphery and including a coined portion proximate a rivet;a first score disposed proximate the periphery of the center panel, the first score defining a removable panel;a tab, including a nose, mounted to the removable panel by the rivet such that the nose is disposed proximate the first score, the tab being elongate along a longitudinal axis that extends through a center of the rivet, the longitudinal axis being perpendicular to a lateral axis that also extends through the center of the rivet; anda second score disposed on the removable panel, the second score having (i) a central portion spaced apart from the coined portion that intersects the longitudinal axis; (ii) a pair of lateral portions that each include a segment that is approximately parallel to the lateral axis; and (iii) a pair of side portions that extend from the pair of lateral portions, respectively, away from the lateral axis. 20. The full aperture unseamed can end of claim 19 wherein the central portion of the second score is at least partially defined by a radius extending from the center of the rivet, the radius having a value of 0.140 inches. 21. The full aperture unseamed can end of claim 20 wherein an average second score residual at the central portion is as least as thick as an average second score residual in the pair of lateral portions. 22. A full aperture can assembly having a vent test rating of at least 90 psi comprising: a can body; and a can end that is attached to the can body by a seam; the can end including: a center panel having a periphery;a first score disposed proximate the periphery of the center panel, the first score defining a removable panel;a tab, including a nose, mounted to the removable panel by a rivet such that the nose is disposed proximate the first score, the tab being elongate along a longitudinal axis that extends through a center of the rivet, the longitudinal axis being perpendicular to a lateral axis that also extends through the center of the rivet; anda second score disposed on the removable panel, the second score having(i) a central portion defined by a radius extending from the center of the rivet, the radius having a value of at least 0.140 inches, the central portion intersecting the longitudinal axis; (ii) a pair of lateral portions that each include a segment that is approximately parallel to the lateral axis; and (iii) a pair of side portions that extend from the pair of lateral portions, respectively, away from the lateral axis. 23. The full aperture can assembly of claim 22, wherein the removable panel further comprises a button coin and the rivet is disposed on the button coin, and wherein the central portion of the second score is spaced apart from the button coin. 24. The full aperture can assembly of claim 22 wherein an average second score residual at the central portion is at least as thick as an average second score residual in the pair of lateral portions. 25. An unseamed can end having a vent test rating of at least 90 psi comprising: a peripheral curl configured to be seamed together with a can body flange; a wall extending inwardly and downwardly from the peripheral curl; a center panel having a periphery; a first score disposed proximate the periphery of the center panel, the first score defining a removable panel;a tab, including a nose, mounted to the removable panel by a rivet such that the nose is disposed proximate the first score, the tab being elongate along a longitudinal axis that extends through a center of the rivet, the longitudinal axis being perpendicular to a lateral axis that also extends through the center of the rivet; anda second score disposed on the removable panel, the second score having (i) a central portion defined by a radius extending from the center of the rivet, the radius having a value of at least 0.140 inches, the central portion intersecting the longitudinal axis; (ii) a pair of lateral portions that each include a segment that is approximately parallel to the lateral axis; and (iii) a pair of side portions that extend from the pair of lateral portions, respectively, away from the lateral axis. 26. The unseamed can end of claim 25 wherein the removable panel further comprises a button coin and the rivet is disposed on the button coin, and wherein the central portion of the second score is spaced apart from the button coin. 27. The unseamed can end of claim 25 wherein an average second score residual at the central portion is at least as thick as an average second score residual in the pair of lateral portions.
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