Patent ID: 7571773

Claim:
A multiple ball launch assembly for a wellbore, the multiple ball launch assembly comprising: a housing having an upper end, a lower end, and a housing bore disposed between the upper end and the lower end, the housing bore being adapted to be placed in fluid communication with a wellbore; a plurality of ball launch pods disposed around an outer wall surface of the housing and in fluid communication with the housing bore, each of the ball launch pods comprising a ball housing for maintaining a ball prior to being launched into the wellbore; a rotatable sleeve disposed in the housing bore, the sleeve having a sleeve bore in fluid communication with the wellbore and a plurality of ball openings, the plurality of ball openings corresponding to the plurality of ball launch pods such that each of the ball housings is sequentially placed in fluid communication with the sleeve bore by rotation of the sleeve; an actuator assembly operatively associated with the sleeve for rotating the sleeve to align the plurality of ball openings with the corresponding plurality of ball launch pods.