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:
Aug. 18, 1998
Filed:
Apr. 09, 1997
Applicant:
Inventors:
Jennifer R Wagner, Walworth, NY (US);
Moritz P Wagner, Walworth, NY (US);
Jorge A Alvarez, Webster, NY (US);
David C Irving, Avon, NY (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F / ;
U.S. Cl.
CPC ...
264429 ; 264259 ;
Abstract
A method for manufacturing a magnetic roll, including the steps of: molding a roll core with ferrite filled resin material to a first diameter; allowing the ferrite filled resin material to become hard; overmolding said roll core with ferrite filled resin material to a second diameter; and cooling the ferrite filled resin material until it becomes hard. The core is magnetized during said molding step and said overmolding step. The method may further include enclosing the core within a sleeve.