TONER CARTRIDGE AND IMAGE FORMING APPARATUS

A toner cartridge includes a casing, a feeding member and a pump. the casing includes a toner accommodation chamber accommodating toner, and a toner discharging chamber having a discharge opening for discharging the toner, and a communication port for fluid communication between the toner accommodat...

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Bibliographic Details
Main Authors Atsu, Yusuke, Hamada, Takatoshi, Tanabe, Masato, Asanuma, Naoya, Kawamura, Tomofumi
Format Patent
LanguageEnglish
Published 17.02.2022
Subjects
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Summary:A toner cartridge includes a casing, a feeding member and a pump. the casing includes a toner accommodation chamber accommodating toner, and a toner discharging chamber having a discharge opening for discharging the toner, and a communication port for fluid communication between the toner accommodation chamber and the toner discharging chamber. A part of the feeding member is provided inside the communication port. When a minimum cross-sectional area of the communication port in a plane perpendicular to a toner feeding direction of the feeding member is Asmin, the toner discharging chamber has a cross-sectional area Bs larger than Asmin, and the toner accommodation chamber has a cross-sectional area Cs larger than Asmin.
Bibliography:Application Number: US202117470235