skip to main content
DOE Patents title logo U.S. Department of Energy
Office of Scientific and Technical Information

Title: Mixed-mu superconducting bearings

Abstract

A mixed-mu superconducting bearing including a ferrite structure disposed for rotation adjacent a stationary superconductor material structure and a stationary permanent magnet structure. The ferrite structure is levitated by said stationary permanent magnet structure.

Inventors:
 [1];  [2]
  1. Hinsdale, IL
  2. Western Springs, IL
Issue Date:
Research Org.:
Argonne National Lab. (ANL), Argonne, IL (United States)
OSTI Identifier:
871390
Patent Number(s):
5722303
Assignee:
University of Chicago (Chicago, IL)
Patent Classifications (CPCs):
F - MECHANICAL ENGINEERING F16 - ENGINEERING ELEMENTS AND UNITS F16F - SPRINGS
Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC Y10T - TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
DOE Contract Number:  
W-31109-ENG-38
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
mixed-mu; superconducting; bearings; bearing; including; ferrite; structure; disposed; rotation; adjacent; stationary; superconductor; material; permanent; magnet; levitated; superconducting bearing; superconducting bearings; stationary permanent; permanent magnet; structure disposed; superconductor material; rotation adjacent; stationary superconductor; bearing including; material structure; mixed-mu superconducting; magnet structure; ferrite structure; /74/310/505/

Citation Formats

Hull, John R, and Mulcahy, Thomas M. Mixed-mu superconducting bearings. United States: N. p., 1998. Web.
Hull, John R, & Mulcahy, Thomas M. Mixed-mu superconducting bearings. United States.
Hull, John R, and Mulcahy, Thomas M. Tue . "Mixed-mu superconducting bearings". United States. https://www.osti.gov/servlets/purl/871390.
@article{osti_871390,
title = {Mixed-mu superconducting bearings},
author = {Hull, John R and Mulcahy, Thomas M},
abstractNote = {A mixed-mu superconducting bearing including a ferrite structure disposed for rotation adjacent a stationary superconductor material structure and a stationary permanent magnet structure. The ferrite structure is levitated by said stationary permanent magnet structure.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {1998},
month = {3}
}

Patent:

Save / Share:

Works referenced in this record:

Levitation force and magnetic stiffness in bulk high‐temperature superconductors
journal, May 1990


Levitation Forces, Relaxation and Magnetic Stiffness of Melt-Quenched YBa 2 Cu 3 O x
journal, July 1990


Low friction in high temperature superconductor bearings
journal, August 1991


High‐speed rotation of magnets on high T c superconducting bearings
journal, January 1990


Rotor Dynamics of Flywheel Energy Storage Systems
journal, February 1991


Stability projections for high temperature superconductors
journal, March 1989


Stable levitation of steel rotors using permanent magnets and high‐temperature superconductors
journal, July 1994


Satellite power using a magnetically suspended flywheel stack
journal, March 1988


Amplitude dependence of magnetic stiffness in bulk high‐temperature superconductors
journal, December 1990


Magnetic bearings using high-temperature superconductors: some practical considerations
journal, July 1990


A New Process with the Promise of High J c in Oxide Superconductors
journal, July 1989


Characterization of composite high temperature superconductors for magnetic bearing applications
journal, March 1991