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:
Oct. 11, 1994
Filed:
May. 27, 1993
Applicant:
Inventor:
Gary S Threatt, Kershaw, SC (US);
Assignee:
AOS Holding Company, Milwaukee, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F22B / ;
U.S. Cl.
CPC ...
122494 ; 122 14 ; 122 17 ; 126361 ;
Abstract
A water heater comprising a tank defining a water chamber and having an outer surface, a spud mounted on the outer surface, a jacket surrounding the tank and having an inner surface spaced from the tank outer surface, an opening aligned with the spud, a margin around the opening and converging inwardly toward the tank, insulating material between the tank and the jacket, and a fitting threaded into the spud and having a tapered outer surface which engages the margin to form a seal against the insulating material.