Washout system

{
  "publication_number": "US2010111449A1",
  "country": "US",
  "kind": "A1",
  "title": "Washout system",
  "abstract": "Disclosed herein is a concrete washout system for collection and removal of contaminants from a construction site. The concrete washout system includes a flexible and foldable bag having four walls, a bottom surface and a top surface with a drawstring closure. The concrete washout system also includes a frame onto which the foldable bag is placed by means of structures designed to fit onto the frame for aiding it in standing upright and in an open position. The concrete washout system also includes hoisting loops to aid in removal of the foldable bag by a crane.",
  "claims": [
    "1. A concrete washout system comprising a foldable bag having a first wall, a second wall opposite said first wall, a third wall substantially perpendicular to said first wall and said second wall, and a fourth wall opposite said third wall, bottom surface, a top surface opposite said bottom surface, a cavity, and a frame.",
    "2. The concrete washout system of claim 1 wherein said top surface includes a drawstring and an opening in said top surface, wherein said drawstring is disposed around said opening of said top surface.",
    "3. The concrete washout system of claim 1 wherein said frame includes frame tubes and frame connectors.",
    "4. The concrete washout system of claim 3 wherein said frame tubes are annular in cross section.",
    "5. The concrete washout system of claim 3 wherein said frame connectors include a plurality of openings for releasably receiving said frame tubes.",
    "6. The concrete washout system of claim 3 wherein said frame connectors include a plurality of screw holes, wherein said screw holes are threaded.",
    "7. The concrete washout system of claim 6 wherein said frame connectors include a plurality of screws wherein said screws threadingly engage with said screw holes of said frame connectors.",
    "8. The concrete washout system of claim 1 wherein said foldable bag is constructed of polypropylene.",
    "9. The concrete washout system of claim 1 wherein said foldable bag is constructed of polyethylene.",
    "10. The concrete washout system of claim 3 wherein said foldable bag includes a plurality of sleeves, wherein said sleeves releasably engage with said frame tubes at corners of said foldable bag.",
    "11. The concrete washout system of claim 1 wherein said foldable bag includes a plurality of hoisting loops.",
    "12. The concrete washout system of claim 1 wherein said foldable bag includes a side drawstring wherein said side drawstring passes circumferentially along said foldable bag through openings.",
    "13. The concrete washout system of claim 1 wherein said bottom surface of said foldable bag includes a plurality of straps.",
    "14. The concrete washout system of claim 13 wherein said plurality of said straps on said bottom surface of said foldable bag are configured to criss-cross.",
    "15. A concrete washout bag having a first wall, a second wall opposite said first wall, a third wall substantially perpendicular to said first wall and said second wall, and a fourth wall opposite said third wall, a bottom surface, a top surface opposite said bottom surface, and a cavity, wherein said top surface includes an opening and a drawstring.",
    "16. The concrete washout system of claim 15 wherein said foldable bag is constructed of polypropylene.",
    "17. The concrete washout system of claim 15 wherein said foldable bag is constructed of polyethylene.",
    "18. The concrete washout system of claim 15 wherein said foldable bag includes a plurality of sleeves for engagement with a standing frame, wherein said sleeves are disposed at the corners of said foldable bag.",
    "19. The concrete washout system of claim 15 wherein said foldable bag includes a plurality of hoisting loops, wherein said hoisting loops are disposed at said corners of said folding bag.",
    "20. The concrete washout system of claim 15 said bottom surface of said foldable bag includes a plurality of straps.",
    "21. The concrete washout system of claim 20 wherein said plurality of said straps on said bottom surface of said foldable bag are configured to criss-cross."
  ],
  "cpc": [
    "B28B 7/06",
    "B08B 17/00",
    "B08B 17/025",
    "B28B 7/065"
  ],
  "assignees": [
    "NOBLE ROBERT",
    "CALO JOHN"
  ],
  "filing_date": "2009-10-01",
  "publication_date": "2010-05-06",
  "priority_date": "2008-10-31",
  "application_number": "US-57145809-A",
  "family_id": "42131496",
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