Image forming apparatus having a developer conveying system

An image forming apparatus includes an image carrier configured to form a latent image and a development unit including a development member configured to develop the latent image forming on the image carrier with a developer, and a plurality of conveying members each including at least one spiral v...

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Bibliographic Details
Main Author YOSHIDA KEIICHI,HATTORI YOSHIO,KAWAHARA SHINICHI,FUJISHIRO TAKATSUGU,TANAKA SHUJI
Format Patent
LanguageEnglish
Published 25.04.2007
Subjects
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Summary:An image forming apparatus includes an image carrier configured to form a latent image and a development unit including a development member configured to develop the latent image forming on the image carrier with a developer, and a plurality of conveying members each including at least one spiral vane and configured to rotate around a spiral axis of the spiral vane to revolve and transfer the developer around the spiral axis in a direction along the spiral axis, the plurality of conveying members configured to transfer the developer sequentially from a conveying member to an adjacent conveying member and including a first conveying member arranged at a position closest to the development member to supply developer to the development member, wherein a number of the spiral vanes of the first conveying member are at least two and is also greater than the number of spiral vanes in the remaining conveying members.
Bibliography:Application Number: CN200610163574