Patent ID: 8444372

Claim:
A turbomachine comprising: a housing having an outer surface and an inner surface that defines an interior portion, the housing including a fluid plenum; a rotating member arranged within the housing, the rotating member including at least one bucket having a base portion and a tip portion having an upper surface; a stationary member mounted to the inner surface of the housing adjacent the tip portion of the at least one bucket; and at least one fluid passage passing through at least a portion of the stationary member, the at least one fluid passage including a first fluid passage having a first fluid passage section defined in the housing that registers with a second fluid passage section defined in the stationary member, the first fluid passage section including a fluid inlet fluidly coupled to the fluid plenum and the second fluid passage section including a fluid outlet exposed to the interior portion, the fluid outlet being configured and disposed to direct a flow of fluid directly toward the upper surface of the tip portion of the at least one bucket.