Title:
磁性ローラー及びその製造方法
Document Type and Number:
Japanese Patent JP2005518507
Kind Code:
A
Abstract:
A magnetic roller for electrophotography comprises a foamed resin magnetic material. A method of producing a magnetic roller comprises the steps of providing magnetic filler, a resin binder and a foaming agent in a closed mold; activating the foaming agent in the closed mold; and removing the resulting formed roller from the mold.
Inventors:
Dixon, Michael, John
Hackett, Robert, Edward
McGuire, Joe, Leroy
Hackett, Robert, Edward
McGuire, Joe, Leroy
Application Number:
JP2003515921A
Publication Date:
June 23, 2005
Filing Date:
July 03, 2002
Export Citation:
Assignee:
LEXMARK INTERNATIONAL,INC
International Classes:
F16C13/00; G03G15/09; H01F7/02; G03G15/08; (IPC1-7): F16C13/00; G03G15/08; H01F7/02
Attorney, Agent or Firm:
Kunihiko Ohashi