Patent ID: 7849924
Filing Date: 2010-12-14
Classification: E21B

Abstract:
1. A well bore servicing apparatus comprising: a housing having a longitudinal axis and a through bore; and a movable member disposed in said housing, said movable member having a through bore and a fluid aperture therein; a J-slot and lug disposed within said J-slot guiding relative movement between said movable member and said housing, wherein said J-slot is rotatably disposed between said housing and said movable member; an axially slotted member and a second lug disposed in said axially slotted member to prevent rotation of said movable member relative to said axis, wherein said axially slotted member is disposed between said housing and said movable member; and a locking mechanism disposed between said J-slot and said axially slotted member, wherein said locking mechanism is disposed between said housing and said movable member; wherein said movable member is movable between a first stop position and a second stop position relative to said housing and along said axis; wherein said fluid aperture is in fluid communication with said housing through bore and said movable member through bore to provide a fluid stream to the well bore in said first and second axially spaced stop positions.