摘要 |
The present invention is directed to a method of fastening a cage with a fastening system in an MRD, said method comprising at least the steps of: assembling a plurality of pole pieces; a plurality of side magnets, said side magnets substantially enclosing said pole pieces and thereby defining a magnetic envelope and enclosed volume therein; a plurality of side walls, said side walls substantially enclosing said side magnets; a plurality of face walls and a plurality of fastening rods; and of passing a plurality of fastening rods through at least one of said side magnets and at least one of said pole pieces and fastening them in an effective measure, such that said rods physically interconnects at least one pair of side walls. |