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US 8,177,087 B2Granted
Concrete washout bag system
OwnerRobert Noble, John Caloinventors
Life of this patent
Estimating the term…
Abstract
A concrete washout bag system is disclosed that is easy to transport and to assemble at a construction site and includes a frame and a foldable washout bag which is assembled onto the frame by means of unitarily formed sleeves, and is manufactured from a strong, water-proof material that allows it to be hoisted for carrying away heavy loads without tearing and includes a drawstring closure for retaining of washout materials during the hoisting, removal process.
Claims8
A concrete washout system comprising:
- a frame wherein said frame includes horizontal frame tubes, vertical frame tubes, frame connectors and drawstring clamps wherein said drawstring clamps are affixed to said vertical frame tubes;
- and
- 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, a plurality of hoisting loops, a top drawstring, a side drawstring, and a plurality of sleeves, wherein said top drawstring is disposed around an opening in said top surface, said bottom surface of said foldable bag includes a plurality of straps, and wherein said plurality of sleeves slidingly and releasably engage with said vertical frame tubes of said frame at the corners of said foldable bag and said side drawstring is affixed to said drawstring clamps of said frame.
Dependencies are inferred from the claim text.