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:
Oct. 21, 2008
Filed:
Jul. 12, 2005
Masahiro Kawamoto, Sunto-gun, JP;
Kohta Wakimoto, Sakai-gun, JP;
Kohji Kubota, Sakai-gun, JP;
Mamoru Kawaguchi, Numazu, JP;
Yoshiyuki Okegawa, Fuji, JP;
Hideyuki Ueda, Numazu, JP;
Masayuki Kakimoto, Susono, JP;
Hiroaki Sugiyama, Numazu, JP;
Tomoyuki Yamada, Numazu, JP;
Yuuichi Kohyama, Sakai-gun, JP;
Masato Kobayashi, Sunto-gun, JP;
Fumio Nishide, Sakai-gun, JP;
Kenkoh Degura, Sakai-gun, JP;
Hirofumi Yamanaka, Fukui, JP;
Tohru Suganuma, Numazu, JP;
Shoji Watanabe, Sakai-gun, JP;
Ikuo Tasaki, Awara, JP;
Masahiro Kawamoto, Sunto-gun, JP;
Kohta Wakimoto, Sakai-gun, JP;
Kohji Kubota, Sakai-gun, JP;
Mamoru Kawaguchi, Numazu, JP;
Yoshiyuki Okegawa, Fuji, JP;
Hideyuki Ueda, Numazu, JP;
Masayuki Kakimoto, Susono, JP;
Hiroaki Sugiyama, Numazu, JP;
Tomoyuki Yamada, Numazu, JP;
Yuuichi Kohyama, Sakai-gun, JP;
Masato Kobayashi, Sunto-gun, JP;
Fumio Nishide, Sakai-gun, JP;
Kenkoh Degura, Sakai-gun, JP;
Hirofumi Yamanaka, Fukui, JP;
Tohru Suganuma, Numazu, JP;
Shoji Watanabe, Sakai-gun, JP;
Ikuo Tasaki, Awara, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
Disclosed is a milling and classifying apparatus, adapted to produce toner fine particles, comprising a collision mill, and an air classifier, wherein the collision mill comprises a jet nozzle room, a path, a collision plate, and a collision member mounted to a support of the collision plate at downstream of the collision plate, the air classifier comprises a dispersion room and a classification room, the classification room is disposed below the dispersion room, and a flow stabilizer is arranged at a central suction of the separator core to control swirl stream generated within the classification room so as to centrifuge the powder into coarse particles and fine particles by action of the swirl stream.