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BALL SEAT SUB

  • US 20100084146A1
  • Filed: 10/01/2009
  • Published: 04/08/2010
  • Est. Priority Date: 10/08/2008
  • Status: Active Grant
First Claim
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1. A downhole tool for providing a pressure differential between sub-assemblies comprising:

  • an elongated body;

    a tubular assembly disposed within the elongated body, the tubular assembly comprising;

    a central flowbore with an inner diameter, anda central longitudinal axis;

    a camming device;

    an actuator member located below the tubular assembly, having a dual-bore configuration, the actuator member comprising;

    a first bore;

    a second bore; and

    a concave seating surface formed within the first bore for receiving an obstructing device,wherein the first bore and the second bore are oriented 90 degrees to one another so that fluid may flow through the actuator while it is in either a first or a second position; and

    a stationary sleeve concentrically disposed between the actuator member and the elongated body.

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