Flexible bulk container and detachable support structure therefor
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B65F-001/14
B65D-006/18
B65B-067/12
출원번호
US-0379825
(2010-06-22)
등록번호
US-9120620
(2015-09-01)
우선권정보
CA-2669995 (2009-06-22)
국제출원번호
PCT/CA2010/000963
(2010-06-22)
§371/§102 date
20111221
(20111221)
국제공개번호
WO2010/148497
(2010-12-29)
발명자
/ 주소
Warren, Robert P.
Sirois, Michael G.
Muir, Roderick D.
Streets, Philip
출원인 / 주소
BETTER BAGS INTERNATIONAL CORP.
대리인 / 주소
Bereskin & Parr LLP/S.E.N.C.R.L., s.r.l.
인용정보
피인용 횟수 :
0인용 특허 :
17
초록▼
A flexible bulk container includes side walls coupled to a bottom wall. The side walls and the bottom wall generally enclose an interior space that is accessible through a top of the flexible bulk container for loading materials therein. A support structure includes elongate frame elements. Each of
A flexible bulk container includes side walls coupled to a bottom wall. The side walls and the bottom wall generally enclose an interior space that is accessible through a top of the flexible bulk container for loading materials therein. A support structure includes elongate frame elements. Each of the frame elements may be attached to at least one of the side walls and is configured to support the at least one of the side walls generally upright so that the flexible bulk container is maintained in a generally open position. Each of the frame elements may be detachable from the respective at least one of the side walls. The flexible bulk containers and the support structures may be used in a waste management system for loading and sorting of bulk waste materials.
대표청구항▼
1. In combination: a flexible bulk container comprising a plurality of side walls coupled to a bottom wall, the side walls and the bottom wall enclosing an interior space that is accessible through a top of the flexible bulk container; anda support structure comprising a plurality of frame elements,
1. In combination: a flexible bulk container comprising a plurality of side walls coupled to a bottom wall, the side walls and the bottom wall enclosing an interior space that is accessible through a top of the flexible bulk container; anda support structure comprising a plurality of frame elements, each of the frame elements being elongate, flexible and resilient, each of the frame elements attached to a respective one of the side walls and configured to support the respective one of the side walls upright so that the flexible bulk container is maintained in an open position, each of the frame elements being detachable from the respective one of the side walls,wherein the frame elements are arranged externally from the interior space of the flexible bulk container,wherein each of the frame elements is coupled to an outer surface of the respective one of the side walls,wherein each of the frame elements is detachable from the respective one of the side walls independently of the others of the frame elements,wherein there are two of the frame elements per each of the side walls, andwherein, for each of the side walls: a first one of the frame elements extends diagonally between a first lower corner of the side wall and a first upper corner of the side wall opposite from the first lower corner;a longitudinal dimension of the first one of the frame elements is greater than a first diagonal dimension between the first lower and upper corners, so that the first one of the frame elements is in a flexed condition and biases the first lower and upper corners away from one another;a second one of the frame elements extends diagonally between a second lower corner of the side wall and a second upper corner of the side wall opposite from the second lower corner;a longitudinal dimension of the second one of the frame elements is greater than a second diagonal dimension between the second lower and upper corners, so that the second one of the frame elements is in a flexed condition and biases the second lower and upper corners away from one another;the first one and the second one of the frame elements diagonally overlap one another at a central position of the side wall; anda first vertical dimension between a top edge of the side wall and the central position is substantially less than a second vertical dimension between the central position and a bottom edge of the side wall. 2. The combination of claim 1, wherein, for each of the side walls, the corners comprise corner patches configured to retain respective ends of the first and second ones of the frame elements. 3. The combination of claim 2, wherein the corner patches comprise pockets sized and shaped to retain the respective ends of the first and second ones of the frame elements. 4. The combination of claim 3, wherein the corner patches are stitched to form the pockets. 5. The combination of claim 2, wherein the ends of the first and second ones of the frame elements comprise clips configured to grip the respective corner patch. 6. The combination of claim 1, wherein the corners of each of the side walls comprise corner connectors, the corner connectors comprising a base portion mounted to the at least one of the side walls and a tube portion coupled to the base portion, the tube portion sized and shaped to retain ends of the first and second ones of the frame elements. 7. The combination of claim 1, further comprising, for each of the side walls, a central loop coupling the first and second ones of the frame elements together where the first and second ones of the frame elements diagonally overlap. 8. The combination of claim 7, wherein, for each of the side walls, the central loop is fixed to the side wall, and restricts movement of the first and second ones of the frame elements relative to one another and the side wall. 9. The combination of claim 1, wherein the flexible bulk container further comprises at least one loop coupled to at least one of the side walls for lifting the flexible bulk container. 10. The combination of claim 1, wherein the flexible bulk container further comprises a lid wall coupled to at least one of the side walls to cover the interior space at the top of the flexible bulk container. 11. The combination of claim 1, wherein the flexible bulk container further comprises a plurality of peg flaps coupled to at least one of the side walls and the bottom wall for anchoring the flexible bulk container to the ground. 12. The combination of claim 1, wherein, for each of the side walls, the first one of the frame elements defines a first arc axis between the first lower corner and the first upper corner, and the second one of the frame elements defines a second arc axis between the second lower corner and the second upper corner. 13. The combination of claim 12, wherein, for each of the side walls: the first arc axis forms a first top angle with the top edge at the first upper corner and a first bottom angle with the bottom edge at the first lower corner, and the first top angle is substantially smaller than the first bottom angle; andthe second arc axis forms a second top angle with the top edge at the second upper corner and a second bottom angle with the bottom edge at the second lower corner, and the second top angle is substantially smaller than the second bottom angle. 14. A kit of parts, comprising: a) a flexible bulk container comprising i) a bottom wall,ii) a plurality of rectangular side walls coupled to the bottom wall, the side walls and the bottom wall enclosing an interior space that is accessible through a top of the flexible bulk container, each of the side walls comprising an outer surface, a bottom edge that is coupled to the bottom wall, a first side edge that is coupled to a first adjacent side wall, a second side edge that is coupled to a second adjacent side wall, and a top edge, andiii) a plurality of pockets formed on the outer surface of each of the side walls, with a first and a second pocket disposed at diagonally opposite first lower and upper corners, respectively, of each of the side walls, and a third and a fourth pocket disposed at diagonally opposite second lower and upper corners, respectively, of each of the side walls; andb) a plurality of frame elements, each of the frame elements being elongate, flexible and resilient, each of the frame elements attachable to a respective one of the side walls by inserting opposite ends of the frame element into one of the first and second pockets or the third and fourth pockets so that, for each of the side walls, a first one of the frame elements extends diagonally between the first lower and upper corners, and a second one of the frame elements extends diagonally between the second lower and upper corners,wherein a longitudinal dimension of each of the frame elements is greater than a diagonal dimension between the first and second pockets or the third and fourth pockets so that each of the frame elements is retained in a flexed condition between the first and second pockets or the third and fourth pockets and biases the lower corners away from the upper corners so that the side wall is in tension,wherein, for each of the side walls, the first one and the second one of the frame elements diagonally overlap one another at a central position of the side wall, and a first vertical dimension between the top edge of the side wall and the central position is substantially less than a second vertical dimension between the central position and the bottom edge of the side wall, andwhereby the plurality of frame elements are attachable to form a support structure that maintains the flexible bulk container in an open position. 15. The kit of parts of claim 14, further comprising, for each of the side walls, a central loop coupling the first and second ones of the frame elements together where the first and second ones of the frame elements diagonally overlap. 16. The kit of parts of claim 15, wherein, for each of the side walls, the central loop is fixed to the side wall, and restricts movement of the first and second ones of the frame elements relative to one another and the side wall. 17. The kit of parts of claim 14, wherein the flexible bulk container further comprises at least one loop coupled to at least one of the side walls for lifting the flexible bulk container. 18. The kit of parts of claim 14, wherein the flexible bulk container further comprises a lid wall coupled to at least one of the side walls to cover the interior space at the top of the flexible bulk container. 19. The kit of parts of claim 14, wherein the flexible bulk container further comprises a plurality of peg flaps coupled to at least one of the side walls and the bottom wall for anchoring the flexible bulk container to the ground. 20. The kit of parts of claim 14, wherein each of the plurality of pockets is formed by a respective corner patch stitched to the respective side wall.
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