Patent ID: 6510715
Filing Date: 2003-01-28
Classification: D06F,Y10T

Abstract:
A machine comprising:a drum or rotor rotatable about an axis; at least one balancing drum carried for rotation therewith about said axis and carrying a plurality of balance cells each having an opening; said balancing drum having at least three balance cells having equal volumes; at least one sensor carried by said machine for determining a magnitude and direction of imbalance vectors acting on the rotatable drum during rotation thereof, said rotatable drum and said balancing drum being flexibly mounted on a main body structure; a nozzle positioned to face the openings of said balance cells for injecting a pressurized balancing fluid into one or more balance cells selected from said plurality thereof; a pump for pumping the balancing fluid through said nozzle; and at least one valve for controlling the flow of balancing fluid through said nozzle in accordance with the determined magnitude and direction of the imbalance vectors.