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:
Nov. 28, 2000
Filed:
Jul. 09, 1998
Applicant:
Inventor:
Edward G Sirica, East Hartford, CT (US);
Assignee:
CE Nuclear Power LLC, Windsor, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
F15L / ;
U.S. Cl.
CPC ...
138 89 ; 138 / ;
Abstract
A nozzle cap for sealing a nozzle which penetrates a nuclear reactor vessel, and a method of using such, is provided, and includes a closure portion suitable for closing an open end of the nozzle under pressure associated with the nuclear reactor vessel, a skirt portion that is cylindrically formed beneath the closure portion, a flexible element that is secured to the skirt portion and may include concave portions to accommodate vibration movements between the nozzle and the nozzle cap, and a weldment lip that is secured to the flexible element, and welded to the nozzle.