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Municipal waste processing apparatus

  • US 4,778,116 A
  • Filed: 01/15/1987
  • Issued: 10/18/1988
  • Est. Priority Date: 01/15/1987
  • Status: Expired due to Fees
First Claim
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1. Apparatus for processing municipal waste, the waste including ferrous materials, nonferrous noncombustible materials and combustible materials comprising:

  • means for crushing most of the nonferrous noncombustible waste materials into noncombustible pieces which are smaller than a first size in which no dimension is greater than a selected length, and crushing most of the combustible materials into combustible pieces which are larger than said first size in at least some dimensions, at least some dimensions of said combustible pieces being greater than said selected length;

    means for removing substantially all of said noncombustible pieces from the waste material;

    said means for removing said noncombustible pieces including a mesh screen conveyor having a plurality of openings that are large enough to pass only said pieces which are smaller than said first size without passing said pieces which are larger than said first size; and

    means for vibrating said conveyor comprising a plurality of rotating cams rotatably secured underneath and adjacent to each side of said conveyor belt, means for removing said pieces which pass through said openings, and means for transporting said pieces which are larger than said first size to said collection means.

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