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. 03, 2019
Filed:
Jul. 03, 2018
Applicant:
Garlock Sealing Technologies, Llc, Palmyra, NY (US);
Inventors:
Louis J. Mattina, Palmyra, NY (US);
Stephen Joseph Cramb, Palmyra, NY (US);
Brandon T. Phillips, Palmyra, NY (US);
Benjamin James Whipple, Palmyra, NY (US);
Sherwin A. Damdar, Palmyra, NY (US);
Assignee:
GARLOCK SEALING TECHNOLOGIES, LLC, Palmyra, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 27/10 (2006.01); F16L 55/033 (2006.01); F16K 7/02 (2006.01);
U.S. Cl.
CPC ...
F16L 27/1012 (2013.01); F16K 7/02 (2013.01); F16L 55/0337 (2013.01);
Abstract
Wearable rubber parts for fluid handling systems include a four layer structure, wherein the inner most layer of the four layer structure is a polyurethane layer. The polyurethane can be millable polyurethane. The polyurethane used in the inner most layer can be produced by reacting diisolcyanate with a polyester and/or polyether polyols and a chain extender. The wearable rubber part can be an expansion joint, a pinch valve, or a hose.