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.

Date of Patent:
May. 16, 1995

Filed:

Oct. 05, 1993
Applicant:
Inventor:

Jean-Claude Bougis, Courbevoie, FR;

Assignee:

Framatome, Courbevoie, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21C / ;
U.S. Cl.
CPC ...
376353 ; 376234 ;
Abstract

Internal equipments located above the core of a nuclear reactor have a bottom plate formed with outlet openings for the core coolant, a top plate, spacer columns interconnecting the plates, and guides for control clusters that are vertically displacable between a position in which they are in the core and a position in which they are out of the core. At least some guides each have a top length projecting above the top plate, and a bottom length extending between the plates and placed in a corresponding spacer column. Each cluster guide constitutes a cartridge insertable in a respective column, provided with a flange for fixing to the top plate and provided at its bottom end with springs for centering the guide within the column.


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