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. 17, 1984
Filed:
Jul. 21, 1983
Applicant:
Inventor:
Peter Schungel, Bork, DE;
Assignee:
Klockner-Becorit GmbH, Castrop-Rauxel, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F61J / ; B65D / ;
U.S. Cl.
CPC ...
277 73 ; 277 27 ; 220240 ; 220378 ;
Abstract
An annular clamp ring of aluminum material has a plurality of through bores for the reception of cover bolts and associated cover nuts to facilitate the securing and removal of a cover over a pressure vessel. The bores are of stepped diameter and high-pressure seals are provided in the ring bores and at the stepped diameter.