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:
Sep. 13, 1983
Filed:
Aug. 26, 1982
Applicant:
Inventors:
Stephen G Ledbetter, Charleston, SC (US);
Michael P Singleton, Goose Creek, SC (US);
Thomas J Johns, Summerville, SC (US);
James L Fabian, Goose Creek, SC (US);
Assignee:
RM Industrial Products Company, Inc., North Charleston, SC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285223 ; 138125 ; 285235 ; 285405 ;
Abstract
An expansion joint for connecting a pair of adjacent ducts or the like is made up from a material having improved properties. The material comprises a sheet of knit wire covered on at least one side with a vulcanized fluoroelastomer.