Patent ID: 6198371
Filing Date: 2001-03-06
Classification: G01R,H01F

Abstract:
An open magnet comprising:a) a first assembly including:(1) a longitudinally-extending and generally-vertically-aligned first axis;(2) at least one superconductive main coil positioned around said first axis and carrying a first main electric current in a first direction; and(3) a first vacuum enclosure enclosing said at least one superconductive main coil of said first assembly;b) a second assembly longitudinally spaced apart from and disposed below said first assembly and including:(1) a longitudinally-extending second axis generally coaxially aligned with said first axis;(2) at least one superconductive main coil positioned around said second axis and carrying a second main electric current in said first direction; and(3) a second vacuum enclosure enclosing said at least one superconductive main coil of second assembly;c) at least one support beam external to said first and second vacuum enclosure having a first end attached to said first assembly and having a second end attached to said second assembly;d) a longitudinally-extending, annularly-cylindrical support skirt positioned around said second axis, having a first longitudinal end attached to and external to said second assembly, and having a second longitudinal end supportable by a floor.