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Synchronic dual packer with energized slip joint

  • US 9,580,990 B2
  • Filed: 05/21/2015
  • Issued: 02/28/2017
  • Est. Priority Date: 06/30/2014
  • Status: Active Grant
First Claim
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1. A dual packer comprising:

  • a first packing element movable between a set position and a running position;

    a first sleeve having a first continuous j-slot track that extends completely around a perimeter of the first sleeve, wherein movement of a first pin along the first continuous j-slot track actuates the first packing element between the set position and the running position;

    a second packing element movable between a set position and a running position;

    a second sleeve having a second continuous j-slot track that extends completely around a perimeter of the second sleeve, wherein movement of a second pin along the second continuous j-slot track actuates the second packing element between the set position and the running position, wherein the second j-slot track is inverted with respect to the first j-slot track; and

    a slip joint positioned between the first packing element and the second packing element, wherein the slip joint is configured to change a length between the first and second packing elements.

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