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:
Jan. 19, 1993
Filed:
Apr. 27, 1992
Applicant:
Inventor:
Brian Lewis, Guelph, CA;
Assignee:
GSW Inc., Fergus, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
220444 ; 220459 ; 220611 ; 220623 ; 220729 ;
Abstract
A rigid insulation member fits internally at the bottom end of a water heater having an inner tank with an upwardly concave base and an outer shell separated by an insulation gap from the inner tank. The insulation member has a one piece construction comprising an upwardly convex center portion which mates with the concave base of the inner tank, a peripheral ring which spans the insulation gap and an annular channel between the center portion and the peripheral ring which seats the inner tank of the water heater.