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. 30, 1993
Filed:
Apr. 02, 1991
Applicant:
Inventor:
Edward F Lamoureux, Hampden, MA (US);
Assignee:
Combustion Engineering, Inc., Windsor, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21C / ;
U.S. Cl.
CPC ...
376203 ; 277-1 ;
Abstract
Apparatus for sealing a joint between an inclined base surface having a leak path and a mating end surface of a hollow body surrounding the leak path. Compression gasket means receive an asymmetric preload force applied through the hollow body from an environmental pressure preloading element having a variable spring constant in register with the joint. The preloading element is a ring-shaped body of a given thickness of an asymmetric radial structure defined by a plurality of unlike radially inwardly directed through slots open to its periphery and axially stacked.