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. 22, 2002
Filed:
Feb. 25, 2000
Applicant:
Inventors:
Edwin X. Graf, Menasha, WI (US);
Daniel J. Foster, Appleton, WI (US);
Douglas H. Angel, Concord, NC (US);
Assignee:
Voith Sulzer Paper Technology North America, Inc., Appleton, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P 1/500 ;
U.S. Cl.
CPC ...
B23P 1/500 ;
Abstract
A paper-making machine includes a traveling substrate and a roll carrying the substrate. The roll includes a carbon fiber shell, a ceramic layer over the shell, and a polytetrafluoroethylene layer over the ceramic layer. The polytetrafluoroethylene layer defines an outer surface of the roll. The ceramic layer intermittently extends through the polytetrafluoroethylene layer to the outer surface of the roll.
Graf, Edwin. (2002). Method of making a roll for paper-making machine (U.S. Patent No. 6339883). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6339883
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile