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. 18, 2011
Filed:
Dec. 26, 2006
Tomonari Koga, Abiko, JP;
Satoshi Nishimura, Komae, JP;
Izumi Kinoshita, Komae, JP;
Shoichi Moriya, Abiko, JP;
Yasushi Tsuboi, Yokohama, JP;
Mitsuo Wakamatsu, Kawasaki, JP;
Yoshiaki Sakashita, Yokohama, JP;
Masatoshi Nakagawa, Yokohama, JP;
Tomonari Koga, Abiko, JP;
Satoshi Nishimura, Komae, JP;
Izumi Kinoshita, Komae, JP;
Shoichi Moriya, Abiko, JP;
Yasushi Tsuboi, Yokohama, JP;
Mitsuo Wakamatsu, Kawasaki, JP;
Yoshiaki Sakashita, Yokohama, JP;
Masatoshi Nakagawa, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Central Research Institute of Electric Power Industry, Tokyo, JP;
Abstract
A fuel assembly is charged in a reactor core of a nuclear reactor using a liquid metal as a coolant, and includes a wrapper tube storing a plurality of fuel pins and including an entrance nozzle for introducing the coolant and an operation handling head, grids disposed in the wrapper tube to support the fuel pins in the radial direction of the wrapper tube, liner tubes inserted in the wrapper tube to fixedly hold the respective grids in the axial direction of the wrapper tube, and a fixing device for fixing the grids and the liner tubes in the radial direction of the wrapper tube.