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:
Dec. 03, 2013
Filed:
Apr. 13, 2011
Takashi Innami, Atsugi, JP;
Kyohta Koetsuka, Fujisawa, JP;
Yoshiyuki Takano, Hachioji, JP;
Noriyuki Kamiya, Yamato, JP;
Masayuki Ohsawa, Atsugi, JP;
Takumi Terasaka, Atsugi, JP;
Takashi Innami, Atsugi, JP;
Kyohta Koetsuka, Fujisawa, JP;
Yoshiyuki Takano, Hachioji, JP;
Noriyuki Kamiya, Yamato, JP;
Masayuki Ohsawa, Atsugi, JP;
Takumi Terasaka, Atsugi, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A magnet roller includes a magnetic field generator being columnar, a support element being columnar, coaxially provided at both ends of the magnetic field generator, and whose diameter is smaller than that of the magnetic field generator, a level element extending along an axis of the magnetic field generator with a distance from the axis, the distance larger than the diameter of the support element, and a high magnetic power element being a main magnetic pole provided on the level element, extending long along the axis of the magnetic field generator.