Patent ID: 6664878
Filing Date: 2003-12-16
Classification: G01R

Abstract:
A method for assembling a magnetic field generator for a magnetic resonance imaging system, the method comprising:establishing an arrangement for a permanent magnet of a magnet assembly comprising a ferromagnetic yoke plate and a permanent magnet, wherein said arrangement includes a portion of a cavity formed from placement of a portion of a plurality of retainers attached at substantially a perimeter of said yoke plate; populating said first portion of said cavity with a set of rails attached to said yoke plate; affixing a plurality of gliders to a plurality of magnet blocks and magnetizing said gliders and magnet blocks to form a plurality of block assemblies; sliding each block assembly of said plurality of block assemblies along a rail of said set of rails; initiating with an outermost rail and concluding with an innermost, securing each successively filled rail with a retainer.