Toner cartridge and image forming apparatus

Toner cartridge and image forming apparatus

TONER CARTRIDGE AND IMAGE FORMING APPARATUS A toner cartridge includes a casing, a feeding member and a pump. the 5 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 fl...

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Bibliographische Detailangaben
Hauptverfasser: ASANUMA, Naoya, ATSU, Yusuke, HAMADA, Takatoshi, TANABE, Masato, KAWAMURA, Tomofumi
Format: Patent
Sprache:eng
Schlagworte:
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Beschreibung
Zusammenfassung:TONER CARTRIDGE AND IMAGE FORMING APPARATUS A toner cartridge includes a casing, a feeding member and a pump. the 5 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 10 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.