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. 12, 1995
Filed:
Jun. 23, 1994
Applicant:
Inventors:
Steven C Hart, Webster, NY (US);
Victoria F DeYoung, Rochester, NY (US);
Jorge A Alvarez, Webster, NY (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355215 ; 355245 ;
Abstract
A system for sealing a member mounted in a support to rotate about an axis thereof and being at least partially in a chamber of a housing with magnetic particles being disposed at least in a region between the housing and the member. The system includes a magnetic member including a plurality of magnetic poles with magnetization axes extending in a direction substantially transverse to the axis of the member.