Photocopying – Contact printing – Light boxes
Patent
1994-06-23
1995-09-12
Royer, William J.
Photocopying
Contact printing
Light boxes
355245, G03G 2100
Patent
active
054501695
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.
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Alvarez Jorge A.
DeYoung Victoria F.
Hart Steven C.
Royer William J.
Wagley John S.
Xerox Corporation
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