A plastic container includes a bottom portion and a main body portion having a plastic sidewall that is connected to the bottom portion. The main body portion has a reinforced sidewall area that comprises a plurality of first sidewall portions and a plurality of second sidewall portions that are res
A plastic container includes a bottom portion and a main body portion having a plastic sidewall that is connected to the bottom portion. The main body portion has a reinforced sidewall area that comprises a plurality of first sidewall portions and a plurality of second sidewall portions that are respectively interposed between the first sidewall portions. Each of the second sidewall portions is shaped to define a plurality of circumferentially spaced structures that are selected from the group consisting of indentations and projections. The second sidewall portions may include a plurality of circumferentially spaced vertical columns, and adjacent second sidewall portions that are rotationally staggered with respect to each other so that the vertical columns on one second sidewall portion are not aligned with the vertical columns of an adjacent second sidewall portion.
대표청구항▼
1. A plastic container, comprising: a bottom portion; anda main body portion having a plastic sidewall that is connected to the bottom portion, the main body portion having a reinforced sidewall area that comprises a plurality of first sidewall portions and a plurality of second sidewall portions th
1. A plastic container, comprising: a bottom portion; anda main body portion having a plastic sidewall that is connected to the bottom portion, the main body portion having a reinforced sidewall area that comprises a plurality of first sidewall portions and a plurality of second sidewall portions that are respectively interposed between the first sidewall portions, wherein an entirety of each of the second sidewall portions is recessed with respect to the adjacent first sidewall portions and extends circumferentially about the main body portion, each of the second sidewall portions further being shaped to define a plurality of alternating indentations that are concave as viewed in transverse cross-section and convex projections. 2. A plastic container according to claim 1, wherein the plastic sidewall has a thickness that is substantially within a range of about 0.040 inch to about 0.065 inch. 3. A plastic container according to claim 1, wherein the plurality of alternating concave indentations comprises a plurality of circumferentially spaced concave indentations that have an hourglass appearance as viewed in side elevation. 4. A plastic container according to claim 1, wherein each of the first sidewall portions comprises a substantially flat circumferentially extending outer surface. 5. A plastic container according to claim 4, wherein the main body portion has a vertical longitudinal axis, and the substantially flat circumferentially extending outer surface extends within a horizontal plane that is perpendicular to the vertical longitudinal axis. 6. A plastic container according to claim 1, wherein the main body portion is substantially cylindrical in shape. 7. A plastic container according to claim 1, wherein each of the second sidewall portions extends about an entire circumference of the main body portion. 8. A plastic container according to claim 7, wherein the concave indentations are spaced substantially evenly about the entire circumference of the main body portion. 9. A plastic container according to claim 1, wherein the convex projections comprise a plurality of substantially vertical columns, each of the vertical columns being interposed between two adjacent concave indentations. 10. A plastic container according to claim 9, wherein each of the vertical columns has an outer surface that is convexly curved. 11. A plastic container according to claim 10, wherein the main body portion has a maximum outer diameter and the convexly curved outer surface of the vertical columns has a radius, and wherein a ratio of the radius to the maximum outer diameter is substantially within a range of about 0.0195 to about 0.15. 12. A plastic container according to claim 11, wherein the ratio of the radius to the maximum outer diameter is substantially within a range of about 0.03 to about 0.075. 13. A plastic container according to claim 3, wherein the main body portion has a maximum outer diameter and each of the indentations has a concave curvature as viewed in a horizontal plane that has a radius, and wherein a ratio of the radius to the maximum outer diameter is substantially within a range of about 0.25 to about 1.5. 14. A plastic container according to claim 13, wherein the ratio of the radius to the maximum outer diameter is substantially within a range of about 0.5 to about 1.0. 15. A plastic container according to claim 9, wherein adjacent second sidewall portions are oriented so that the substantially vertical columns are not aligned with each other. 16. A plastic container according to claim 15, wherein each of the substantially vertical columns on one of the second sidewall portions is substantially centered as viewed in side elevation with respect to an indentation on an adjacent one of the second sidewall portions. 17. A plastic container according to claim 3, wherein each of the indentations has a first side having a first vertical height, a second side having a second vertical height and a central portion having a minimum vertical height that is less than the first and second vertical heights. 18. A plastic container according to claim 3, wherein further comprising a fillet defined in the sidewall between the indentation and an adjacent one of the first sidewall portions. 19. A plastic container according to claim 18, wherein each of the second sidewall portions further comprises a plurality of substantially vertical columns, each of the vertical columns being interposed between two adjacent indentations, and wherein each of the vertical columns has a first end that is joined to the fillet. 20. A plastic container according to claim 18, wherein the main body portion has a maximum outer diameter and the fillet is concave as viewed in side elevation and has a radius, and wherein a ratio of the radius to the maximum outer diameter is substantially within a range of about 0.01 to about 0.05. 21. A plastic container according to claim 20, wherein the ratio of the radius to the maximum outer diameter is substantially within a range of about 0.02 to about 0.04. 22. A plastic container according to claim 2, wherein the main body portion is constructed and arranged to withstand a heat sterilization process. 23. A plastic container according to claim 22, wherein the sidewall has a thickness that is substantially within a range of about 0.045 inch to about 0.055 inch. 24. A plastic container according to claim 1, wherein the sidewall has a thickness that is substantially within a range of about 0.015 inch to about 0.065 inch. 25. A plastic container according to claim 24, wherein the sidewall has a thickness that is substantially within a range of about 0.020 inch to about 0.055 inch. 26. A plastic container, comprising a bottom portion; anda main body portion having a plastic sidewall that is connected to the bottom portion, wherein the sidewall includes a plurality of circumferentially extending first sidewall portions and a plurality of circumferentially extending second sidewall portions that are recessed with respect to adjacent first sidewall portions, each of the second sidewall portions being interposed between two adjacent first sidewall portions, and whereineach of the second sidewall portions includes a plurality of circumferentially spaced alternating-vertical columns that are convex when viewed in transverse cross-section and indentations that are concave when viewed in transverse cross-section, and wherein adjacent second sidewall portions are rotationally staggered with respect to each other so that the vertical columns on one second sidewall portion are not aligned with the vertical columns of an adjacent second sidewall portion. 27. A plastic container according to claim 26, wherein the horizontally circumferentially extending first sidewall portions comprise a substantially flat outer surface. 28. A plastic container according to claim 26, wherein the main body portion is substantially cylindrical in shape. 29. A plastic container according to claim 26, wherein each of the circumferentially spaced indentations has an hourglass shape when viewed in side elevation. 30. A plastic container according to claim 29, wherein the circumferentially spaced indentations are spaced substantially evenly about the entire circumference of the main body portion. 31. A plastic container according to claim 26, wherein each of the vertical columns has an outer surface that is convexly curved. 32. A plastic container according to claim 31, wherein the main body portion has a maximum outer diameter and the convexly curved outer surface of the vertical columns has a radius, and wherein a ratio of the radius to the maximum outer diameter is substantially within a range of about 0.0195 to about 0.15. 33. A plastic container according to claim 32, wherein the ratio of the radius to the maximum outer diameter is substantially within a range of about 0.03 to about 0.075. 34. A plastic container according to claim 29, wherein the main body portion has a maximum outer diameter and each of the indentations has a concave curvature as viewed in a horizontal plane that has a radius, and wherein a ratio of the radius to the maximum outer diameter is substantially within a range of about 0.25 to about 1.5. 35. A plastic container according to claim 34, wherein the ratio of the radius to the maximum outer diameter is substantially within a range of about 0.5 to about 1.0. 36. A plastic container according to claim 26, wherein each of the substantially vertical columns on one of the second sidewall portions is substantially centered as viewed in side elevation with respect to a space between two adjacent substantially vertical columns on an adjacent one of the second sidewall portions. 37. A plastic container according to claim 26, wherein further comprising a fillet defined in the sidewall within the second sidewall portion adjacent to an interface with an adjacent one of the first sidewall portions. 38. A plastic container according to claim 37, wherein each of the vertical columns has a first end that is joined to the fillet. 39. A plastic container according to claim 37, wherein the main body portion has a maximum outer diameter and the fillet is concave as viewed in side elevation and has a radius, and wherein a ratio of the radius to the maximum outer diameter is substantially within a range of about 0.01 to about 0.05. 40. A plastic container according to claim 39, wherein the ratio of the radius to the maximum outer diameter is substantially within a range of about 0.02 to about 0.04. 41. A plastic container according to claim 26, wherein the main body portion is constructed and arranged to withstand a heat sterilization process, and wherein the sidewall has a thickness that is substantially within a range of about 0.040 inch to about 0.065 inch. 42. A plastic container according to claim 41, wherein the sidewall has a thickness that is substantially within a range of about 0.045 inch to about 0.055 inch. 43. A plastic container according to claim 26, wherein the sidewall has a thickness that is substantially within a range of about 0.015 inch to about 0.065 inch. 44. A plastic container according to claim 43, wherein the sidewall has a thickness that is substantially within a range of about 0.020 inch to about 0.055 inch.
Umlah Anthony E. (Landenberg PA) Titter ; Sr. Paul E. (Media PA) Keedy Vincent W. (New Castle DE) Kinard Richard D. (Wilmington DE) Atkins Frank J. (Aston PA), Functional and economical plastic can.
Gygax Ralph A. (Westerville OH) Lippian Joseph M. (Worthington OH) Loughrin Thomas D. (Columbus OH) Malone William T. (Columbus OH) Osip Thomas W. (Worthington OH) Pezzoli Paul A. (Worthington OH), Plastic containers capable of surviving sterilization.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.