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COLLAR FOR AN INSPECTION OR CLEANING PIG

  • US 20160238184A1
  • Filed: 09/26/2014
  • Published: 08/18/2016
  • Est. Priority Date: 10/04/2013
  • Status: Active Grant
First Claim
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1. A collar for a cleaning or inspection pig which is movable in a pipeline, said collar comprising:

  • an inner fastening region with respect to a longitudinal center axis of the collar, said inner fastening region fixing the collar to the cleaning or inspection pig,a contact region which is provided for contact against a pipe wall and which is part of an outer segment which is connected to the inner fastening region;

    an anchoring segment, a first end of which is arranged on the outer segment and a second end of which is arranged, with respect to the longitudinal center axis, further toward the longitudinal center axis and trailing the first end with respect to a direction of movement of the pig;

    wherein the inner fastening region is preferably in advance of the contact region with respect to a direction of movement (F) of the pig.

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