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, 1989
Filed:
Aug. 25, 1988
Applicant:
Inventor:
John D McDaniels, Jr, Duluth, GA (US);
Assignee:
Nuclear Assurance Corporation, Norcross, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21F / ;
U.S. Cl.
CPC ...
376272 ; 2505061 ; 220323 ; 220325 ; 220256 ; 292 43 ; 292 48 ; 29225667 ;
Abstract
A closure arrangement for spent nuclear fuel shipping container has a lid member with a peripheral groove in its outer edge, the lid member being adapted to rests upon a shoulder within a bore at the mouth of the cask. The lid is forced into sealing engagement with the shoulder by a plurality of radially disposed wedges extending from the inner wall of the cask into the peripheral groove. The wedges are moved by bolts extending through the wall of the cask and cam the lid down against the shoulder as they are forced into the groove.