Patent ID: 7731891
Filing Date: 2010-06-08
Classification: F04D,F05D

Abstract:
1. A rotary degasser including: (a) a motor; (b) a motor shaft having a first end and a second end, the first end connected to the motor; (c) a coupling having a first coupling member and a second coupling member, the first coupling member connected to the second end of the motor shaft, the second coupling member comprising a bore having an opening, the bore for receiving an end of a rotor shaft through the opening, the bore having an end distal the opening and an end proximal the opening, the distal end being tapered and not threaded, the proximal end being threaded, the distal end comprising a passage for transferring gas, the first coupling member in communication with the passage; (d) a rotor shaft having: (e) a rotor connected to the second end of the rotor shaft.