Abstract: A high temperature superconducting bearing including a permanent magnet rotor levitated by a high temperature superconducting structure. The rotor preferably includes one or more concentric permanent magnet rings coupled to permanent magnet ring structures having substantially triangular and quadrangular cross-sections. Both alternating and single direction polarity magnet structures can be used in the bearing.
Type:
Grant
Filed:
September 8, 1994
Date of Patent:
September 10, 1996
Inventors:
John R. Hull, Kenneth L. Uherka, Robert G. Abdoud