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:
Dec. 31, 1991
Filed:
Feb. 20, 1991
Applicant:
Inventors:
Paul K Beatenbough, Medina, NY (US);
Lavoyce G Dey, Youngsville, PA (US);
David J Twichell, Ashville, NY (US);
Assignee:
Blackstone Corporation, Jamestown, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J / ; F28S / ;
U.S. Cl.
CPC ...
277-1 ; 277-2 ; 2772 / ; 165173 ;
Abstract
A gasket and method for detecting the status of an installed gasket is disclosed, wherein the gasket comprises a series of protruding projections which vary from a visually detectable, defined direction when installed improperly. This invention has particular utility in manufacturing operations where improper gasket installation is difficult to detect during assembly, particularly in the automotive heat exchanger industry.