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:
Jul. 09, 1991
Filed:
Jan. 03, 1989
Applicant:
Inventors:
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21C / ;
U.S. Cl.
CPC ...
376412 ; 376414 ; 376418 ; 376420 ;
Abstract
A nuclear fuel rod, in which a cladding tube contains fuel pellets therein and two plugs stop end openings of the cladding tube, in which a stopper member stops the fuel pellets from their moving through a spring member arranged between the stopper member and one of the plugs for biasing the stopper member onto the fuel pellets, and a getter tube is also arranged between the stopper member and the one of the plugs, and in which at least one of the spring member, the stopper member and the getter tube is made of a nonmagnetic steel.