The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 14, 2010
Filed:
Sep. 30, 2004
Shigeo Hashimoto, Saga, JP;
Masaaki Aoki, Takatsuki, JP;
Shigeo Hashimoto, Saga, JP;
Masaaki Aoki, Takatsuki, JP;
Hitachi Metals, Ltd., Tokyo, JP;
Abstract
There is provided a magnetic field generator for MRIapplicable to a variety of magnetic field generators, and capable of preventing separation of permanent magnetswhich constitute permanent magnet groups. The magnetic field generator for MRIincludes a pair of permanent magnet groups. The pair of permanent magnet groupseach including a plurality of permanent magnetsbonded to each other, are opposed to each other with a space in between. The permanent magnet groupshave projectionsprojecting more outward than the area of contact with respective pole pieces. A flange-shaped memberis attached to each outer circumferential surface of the pole pieces, covering a space-facing surfaceof the projection