Invention Grant
- Patent Title: Development device including an agitator having a linear member, and an imaging forming apparatus including the development device
- Patent Title (中): 包括具有线性构件的搅拌器的开发装置和包括该显影装置的成像装置
-
Application No.: US12621028Application Date: 2009-11-18
-
Publication No.: US08385783B2Publication Date: 2013-02-26
- Inventor: Tomoya Ohmura , Junichi Matsumoto , Natsumi Matsue
- Applicant: Tomoya Ohmura , Junichi Matsumoto , Natsumi Matsue
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Limited
- Current Assignee: Ricoh Company, Limited
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2008-297358 20081120
- Main IPC: G03G15/08
- IPC: G03G15/08
Abstract:
A development device includes a development portion to develop a latent image formed on a latent image carrying member with developer including toner and carrier particles, a circulation unit to convey the developer collected from the development portion to development portion, the circulation unit including a container to store the developer, disposed upstream from the development portion in a direction in which the developer is circulated, and a first agitator provided inside the container, to agitate and mix the collected developer and fresh toner supplied to the container, the first agitator formed by multiple linear members.
Public/Granted literature
- US20100124443A1 DEVELOPMENT DEVICE AND IMAGE FORMING APPARATUS Public/Granted day:2010-05-20
Information query
