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Dragline bucket, rigging and system

  • US 8,572,870 B2
  • Filed: 08/27/2012
  • Issued: 11/05/2013
  • Est. Priority Date: 01/23/2008
  • Status: Active Grant
First Claim
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1. A dragline bucket comprising a bottom wall, a pair of sidewalk, and a rear wall that collectively define a cavity for gathering earthen material having a capacity of at least 30 cubic yards, each of the sidewalls including a forward area, the sidewalk in at least the forward area tapering substantially from a top of the cavity to the bottom wall so as to converge toward each other in the direction of the bottom wall at an angle of about seven degrees to about twenty degrees to vertical.

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