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:
Sep. 13, 2011
Filed:
Oct. 10, 2007
Kenzo Tatsumi, Osaka, JP;
Koji Kato, Ibaraki, JP;
Hirobumi Ooyoshi, Ibaraki, JP;
Tomofumi Yoshida, Ibaraki, JP;
Yoshihiro Kawakami, Hyogo, JP;
Yoshiyuki Shimizu, Osaka, JP;
Tomohiro Kubota, Osaka, JP;
Kenzo Tatsumi, Osaka, JP;
Koji Kato, Ibaraki, JP;
Hirobumi Ooyoshi, Ibaraki, JP;
Tomofumi Yoshida, Ibaraki, JP;
Yoshihiro Kawakami, Hyogo, JP;
Yoshiyuki Shimizu, Osaka, JP;
Tomohiro Kubota, Osaka, JP;
Ricoh Company, Limited, Tokyo, JP;
Abstract
A toner conveying device includes a toner hopper for containing unused toner, a waste-toner hopper for containing waste toner, and waste-toner conveying screws that convey waste toner in the waste-toner hopper. The waste-toner hopper is separated from the toner hopper by a flexible partition made of elastic material. The flexible partition is located near the conveying member, and includes a rigid body.