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PIPELINE PADDING MACHINE WITH A DEBRIS-RESISTANT ESCALATOR ASSEMBLY

  • US 20080107510A1
  • Filed: 10/11/2006
  • Published: 05/08/2008
  • Est. Priority Date: 10/11/2006
  • Status: Active Grant
First Claim
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1. A pipeline padding machine, comprising:

  • an escalator assembly including multiple flight sections attached to a track, and wherein a gap between leading and trailing edges of respective adjacent flight sections is substantially the same when the track is substantially straight, and when the track is at its maximum curvature.

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