The present invention concerns a filter element (310, 410) for a conventional beverage can (1, 2), with a top of a can (100) comprising a pull tab with a fixing (103), a tab (110) and a sealing element (101) which at least adjoins to a punch edge (102) of an opening of the can, wherein the filter el
The present invention concerns a filter element (310, 410) for a conventional beverage can (1, 2), with a top of a can (100) comprising a pull tab with a fixing (103), a tab (110) and a sealing element (101) which at least adjoins to a punch edge (102) of an opening of the can, wherein the filter element has an area which at least covers the entire said opening when the can is opened, wherein the filter element (310, 410) is adapted to be fastened to the top side of the top of the can (100) either by the fixing (103) of the pull tab or adherence directly to the top of the can (100).
대표청구항▼
1. A filter element (310, 410) for a conventional beverage can (1, 2), with a top of a can (100) comprising a pull tab with a fixing (103), a tab (110), and a sealing element (101) which at least adjoins to a punch edge (102) of an opening of the can, wherein the filter element has an area covering
1. A filter element (310, 410) for a conventional beverage can (1, 2), with a top of a can (100) comprising a pull tab with a fixing (103), a tab (110), and a sealing element (101) which at least adjoins to a punch edge (102) of an opening of the can, wherein the filter element has an area covering an entirety of said opening when the can is opened, and the filter element is adapted to be fastened to a top side of the top of the can (100) by one of i) the fixing (103) of the pull tab and ii) adherence directly to the top of the can (100),wherein the filter element (310, 410) comprises one or more locking devices configured to lock the filter element to the opening of the can,wherein at least an entirety of the filter element is covered by a removable hygienic tape (510),wherein a lining tape (620) is positioned between the can and the hygienic tape (610), andwherein the filter element is integrated in the lining tape (620). 2. The filter element according to claim 1, wherein the locking device is selected from the group consisting of snap hooks, glue, and an elastic material configured to be locked or wedged under the edge of the opening. 3. The filter element according to claim 1, wherein the filter element is mounted over the pull tab (110), covering a press part (112) of the pull tab (110). 4. The filter element according to claim 1, wherein the fixing (103) of the pull tab is a conventional peg. 5. The filter element according to claim 1, wherein the filter element is made of plastic or metal. 6. The filter element according to claim 5, wherein the filter element has the form of one of aluminum plate, aluminum foil, and plastic film. 7. The filter element according to claim 5, wherein the filter element has the form of a metallic foiled plastic film. 8. The filter element according to claim 1, wherein the filter element (310) further comprises a tongue (311) in a rear portion nailed in the fixing (103) together with the tab (110). 9. The filter element according to claim 1, wherein the filter element further comprises two protrusions (312) on each side of a rear tongue (311) configured to lock the filter element (310) in a correct position in relation to the tab (110) and the sealing element (101). 10. The filter element according to claim 1, wherein the filter element further comprises perforations. 11. The filter element according to claim 10, wherein the perforations have the form of any of holes, slits, or a combination thereof. 12. The filter element according to claim 10, wherein the perforations have the form of any of straight and arched slits. 13. The filter element according to claim 1, wherein the filter element is positioned within a recess (104) or ridges or grooves in the top of the can (100). 14. The filter element according to claim 1, wherein the hygienic tape (510) locally is permanently fastened to parts of the can. 15. The filter element according to claim 1, wherein the filter element further comprises one or more openings covered by a screen. 16. The filter element according to claim 15, wherein the screen comprises a fine wire netting. 17. The filter element according to claim 15, wherein the screen is a netting formed of one of aluminum threads, plastic threads, and synthetic fibres. 18. The filter element according to claim 15, wherein the screen is a netting of aluminum threads. 19. The filter element according to claim 15, wherein the screen is fastened underneath folds one an outer edge of the filter element (314) as an inlay. 20. The filter element according to claim 1, wherein the hygienic tape (510) is made of a formable material formable over the edge of the top of the can. 21. The filter element according to claim 1, wherein the lining tape is made of plastic, metal foil, a combination thereof or the same material as the hygienic tape. 22. A top of a can, comprising a filter element according to claim 1. 23. A beverage can, comprising a filter element according to claim 1. 24. The filter element according to claim 1, wherein the hygienic tape (510) comprises one or several opening tabs (511). 25. The filter element according to claim 1, wherein the filter element is one of i) a same material as the lining tape and ii) in the form of a screen comprising one of synthetic fibres and aluminum threads. 26. A top of a can, characterized in that it comprises a filter element according to claim 25. 27. A beverage can, characterized in that it comprises a filter element according to claim 25. 28. A filter element for a conventional beverage can (1, 2), with a top of a can (100) comprising a pull tab with a fixing (103), a tab (110), and a sealing element (101) which at least adjoins to a punch edge (102) of an opening of the can, wherein the filter element has an area covering an entirety of said opening when the can is opened, and the filter element is adapted to be fastened to a top side of the top of the can (100) by one of i) the fixing (103) of the pull tab and ii) adherence directly to the top of the can (100),wherein the filter element (310, 410) comprises one or more locking devices configured to lock the filter element to the opening of the can,wherein at least an entirety of the filter element is covered by a removable hygienic tape (510),wherein the hygienic tape (510) is foldable over a top edge of the can in order to hinder contact between a user's lips and the can, andwherein the hygienic tape (510) has a protective tape which by removal exposes an adhesive on a top side of the hygienic tape (510) to enable fastening of a folded part of the hygienic tape (510) to the can. 29. A filter element for a conventional beverage can (1, 2), with a top of a can (100) comprising a pull tab with a fixing (103), a tab (110), and a sealing element (101) which at least adjoins to a punch edge (102) of an opening of the can, wherein the filter element has an area covering an entirety of said opening when the can is opened, and the filter element is adapted to be fastened to a top side of the top of the can (100) by one of i) the fixing (103) of the pull tab and ii) adherence directly to the top of the can (100),wherein the filter element (310, 410) comprises one or more locking devices configured to lock the filter element to the opening of the can,wherein at least an entirety of the filter element is covered by a removable hygienic tape (510),wherein a lining tape (620) is positioned between the can and the hygienic tape (610), andwherein the lining tape (620) is permanently fastened to the can. 30. The filter element according to claim 29, wherein the lining tape (620) covers parts of the top of the can and parts of the wall of the can. 31. A top of a can, characterized in that it comprises a filter element according to claim 29. 32. A beverage can, characterized in that it comprises a filter element according to claim 29. 33. A filter element (310, 410) for a conventional beverage can (1, 2), with a top of a can (100) comprising a pull tab with a fixing (103), a tab (110) and a sealing element (101) which at least adjoins to a punch edge (102) of an opening of the can, wherein the filter element has an area covering an entirety of said opening when the can is opened, and the filter element is adapted to be fastened to a top side of the top of the can (100) by adherence directly to the top of the can (100),wherein at least the filter element is covered by a removable hygienic tape (510), andwherein the filter element comprises one of i) perforations and ii) a screen fastened underneath the folds on the outer edge of the filter element (314) as an inlay and covering one or more openings in the filter element. 34. The filter element according to claim 33, wherein the filter element is mounted over the pull tab (110), covering a press part (112) of the pull tab (110). 35. The filter element according to claim 33, wherein the filter element is made of plastic or metal. 36. The filter element according to claim 35, wherein the filter element has the form of one of aluminum plate, aluminum foil, and plastic film. 37. The filter element according to claim 35, wherein the filter element has the form of a metallic foiled plastic film. 38. The filter element according to claim 33, wherein the screen comprises a fine wire netting. 39. The filter element according to claim 33, wherein the screen is a netting formed of one of aluminum threads, plastic threads, and synthetic fibres. 40. The filter element according to claim 33, wherein the screen is a netting of aluminum threads. 41. A filter element (310, 410) for a conventional beverage can (1, 2), with a top of a can (100) comprising a pull tab with a fixing (103), a tab (110) and a sealing element (101) which at least adjoins to a punch edge (102) of an opening of the can, wherein the filter element has an area covering an entirety of said opening when the can is opened, and the filter element is adapted to be fastened to a top side of the top of the can (100) by adherence directly to the top of the can (100),wherein at least an entirety of the filter element is covered by a removable hygienic tape (510),wherein the hygienic tape (510) is foldable over a top edge of the can in order to hinder contact between a user's lips and the can, andwherein the hygienic tape (510) has a protective tape which by removal exposes an adhesive one a top side of the hygienic tape (510) to enable fastening of the folded part of the hygienic tape (510) to the can. 42. The filter element according to claim 41, wherein the hygienic tape (510) locally is permanently fastened to parts of the can. 43. The filter element according to claim 41, wherein the hygienic tape (510) is made of a formable material being formable over the edge of the top of the can. 44. A filter element (310, 410) for a conventional beverage can (1, 2), with a top of a can (100) comprising a pull tab with a fixing (103), a tab (110) and a sealing element (101) which at least adjoins to a punch edge (102) of an opening of the can, wherein the filter element has an area covering an entirety of said opening when the can is opened, and the filter element is adapted to be fastened to a top side of the top of the can (100) by adherence directly to the top of the can (100),wherein at least an entirety of the filter element is covered by a removable hygienic tape (510),wherein a lining tape (620) is positioned between the can and the hygienic tape (610), andwherein the filter element is integrated in the lining tape (620). 45. The filter element according to claim 44, wherein the lining tape (620) is permanently fastened to the can. 46. The filter element according to claim 44, wherein the lining tape (620) covers both parts of the top of the can and parts of the wall of the can. 47. The filter element according to claim 44, wherein the lining tape is made of one of i) a same material as the hygienic tape and ii) any of plastic and metal foil. 48. A top of a can, characterized in that it comprises a filter element according to claim 44. 49. A beverage can, characterized in that it comprises a filter element according to claim 44.
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이 특허에 인용된 특허 (10)
Borkowski James T. (5015 Southern Star Ter. Columbia MD 21044) Borkowski Milton F. (12158 Mount Albert Rd. Ellicott City MD 21042), Beverage can and pivotal, screen guard opener system.
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