Patent ID: 6929596

Claim:
A rotor assembly for use as part of a centrifuge for the separation of particulate matter from a fluid being processed by the centrifuge, said rotor assembly comprising: a collection chamber constructed and arranged for receipt of a particulate separation mechanism, said collection chamber defining a flow aperture; a drive chamber including a Hero turbine and being constructed and arranged to assemble to said collection chamber and to be separable from said collection chamber, said drive chamber defining a hollow interior in flow communication with said flow aperture; a pair of bearing sleeves positioned at opposite ends of said drive chamber; and wherein said collection chamber includes a connection hub constructed and arranged for receipt of an insertion portion of said drive chamber, and wherein said connection hub defines a plurality of connection grooves and said insertion portion includes a matching plurality of connection ribs for the rotational slip-free assembly of said drive chamber into said collection chamber, and wherein at least one of said plurality of connection ribs defines a drain passageway.