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Device for pipe inspection and method of using same

  • US 9,482,681 B2
  • Filed: 08/14/2013
  • Issued: 11/01/2016
  • Est. Priority Date: 11/03/2008
  • Status: Active Grant
First Claim
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1. A device, comprising:

  • a sensor portion, wherein the sensor portion comprises a plurality of sensing devices; and

    a chassis portion connected to the sensor portion, wherein the chassis portion comprises;

    a tether;

    a winch assembly in contact with the tether, comprising;

    a drive motor;

    a clutch; and

    a capstan drum in contact with the tether and coupled to the drive motor via the clutch;

    a payout assembly in contact with the tether; and

    a spindle assembly in contact with the tether;

    wherein rotation of the drive motor in a predetermined direction causes at least one drive key to retreat radially inward within an outer diameter of the clutch.

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