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:
Apr. 29, 2014
Filed:
Feb. 20, 2009
Nobuki Uda, Hyogo, JP;
Chikara Kurimura, Tokyo, JP;
Nobuki Uda, Hyogo, JP;
Chikara Kurimura, Tokyo, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
In a cooling structure and a cooling method for a control rod drive mechanism and in a nuclear reactor, a housing () in which magnetic jacks are housed is fixed to an upper portion of a reactor vessel (), and an air intake unit () that takes cooling air into the housing (), a first exhaust duct () that is arranged side by side with the air intake unit () in a circumferential direction of the housing (), into which cooling air in the housing () is suctioned through a first inlet () at a lower portion thereof, and that guides the cooling air upward, a second exhaust duct () that is disposed below the air intake unit (), into which cooling air in the housing () is suctioned through a second inlet (), and that guides the cooling air to the first exhaust duct (), and a discharging unit () that is formed at an upper portion of the housing () and discharges cooling air in the first exhaust duct () to the exterior are provided.