Ball seat sub

Details Ball seat sub Ball seat sub

E - Fixed Constructions

21

B

E21B 23/00 (2006.01) E21B 43/10 (2006.01)

Patent

CA 2681987

A downhole tool for providing a pressure differential between sub-assemblies, the downhole tool including an elongated body, a tubular assembly disposed within the elongated body, the tubular assembly including a central flowbore with an inner diameter and a central longitudinal axis, a camming device, an actuator member located below the tubular assembly, having a dual-bore configuration, the actuator member including a first bore, a second bore, and a concave seating surface formed within the second bore for receiving a 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 is disclosed.

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