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. 06, 2011
Filed:
Aug. 25, 2009
Nobuo Iwata, Sagamihara, JP;
Junichi Matsumoto, Sagamihara, JP;
Natsumi Katoh, Atsugi, JP;
Tomoya Ohmura, Yokohama, JP;
Nobuo Iwata, Sagamihara, JP;
Junichi Matsumoto, Sagamihara, JP;
Natsumi Katoh, Atsugi, JP;
Tomoya Ohmura, Yokohama, JP;
Ricoh Company Limited, Tokyo, JP;
Abstract
A development device includes a developer carrier, and a developer conveyance path. The developer carrier carries and conveys developer having a magnetic property. The developer carrier includes a plurality of magnetic poles provided inside the development carrier. The developer conveyance path is provided above the developer carrier and conveys the developer by a flow of air such that the developer is conveyed parallel to the developer carrier. The developer conveyance path is provided with a first developer outlet disposed above the developer carrier and open along a direction of conveyance of the developer to discharge the developer to the outside of the developer conveyance path to directly supply the developer to the developer carrier.