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:
Jun. 27, 1989
Filed:
Feb. 05, 1988
Applicant:
Inventor:
Wendell D Johnson, Rochester, NY (US);
Assignee:
Qualitrol Corporation, Fairport, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F / ; F16K / ;
U.S. Cl.
CPC ...
174 / ; 2915 / ; 251364 ; 277 50 ; 277189 ; 336 58 ;
Abstract
A gasket assembly including a base having a central opening and a circular slot having an undercut portion extending around the central opening, a circular gasket positioned in the circular slot and having a tapered side located proximate the undercut portion, and cementitious sealant material abutting the tapered side of the gasket and in the undercut portion for retaining the gasket in the slot. The gasket assembly is especially useful for the seal for the pressure relief valve of an electrical power transformer.