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:
Oct. 24, 2006
Filed:
Apr. 08, 2005
Applicants:
Hiroyuki Watanabe, Hitachi, JP;
Masanori Takahashi, Mito, JP;
Mitsushi Abe, Hitachinaka, JP;
Jun Kawamura, Hitachinaka, JP;
Inventors:
Hiroyuki Watanabe, Hitachi, JP;
Masanori Takahashi, Mito, JP;
Mitsushi Abe, Hitachinaka, JP;
Jun Kawamura, Hitachinaka, JP;
Assignees:
Hitachi, Ltd., Tokyo, JP;
Hitachi Engineering Co., Ltd., Ibaraki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01F 6/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An MRI apparatus includes magnet members for compensating the magnetic field which are disposed to a thermal shield system of the superconducting apparatus. The magnet members for compensating the magnetic field are disposed at positions where temperature change in the vacuum chamber is not transferred to the interior of the vacuum chamber.