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:
Jun. 19, 2012
Filed:
Apr. 03, 2009
Yoshinori Nakagawa, Kanagawa, JP;
Yasuyuki Ishii, Tokyo, JP;
Hideki Kosugi, Kanagawa, JP;
Tomoko Takahashi, Kanagawa, JP;
Masaaki Yamada, Tokyo, JP;
Masanori Saitoh, Tokyo, JP;
Yoshinori Nakagawa, Kanagawa, JP;
Yasuyuki Ishii, Tokyo, JP;
Hideki Kosugi, Kanagawa, JP;
Tomoko Takahashi, Kanagawa, JP;
Masaaki Yamada, Tokyo, JP;
Masanori Saitoh, Tokyo, JP;
Ricoh Company, Limited, Tokyo, JP;
Abstract
A developing unit includes a brush member that includes a base member and a plurality of raisings that are erected on a surface of the base. The brush member traps toner within the raisings and causes a flicker movement in the raisings of the brush so that the toner trapped within the raisings is shaken and flown due to the flicker movement to the surface of a toner carrying member.