Patent · US Active

Toner container, and image forming apparatus

US7574162B2 · kind B2 · utility

24Cited by
1References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 4, 2006
Grant dateAug 11, 2009
Priority date
Expiry dateMar 1, 2027

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/0665
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner container includes a container member with a spiral member therein that contains toner and conveys the toner toward an opening in conjunction with a rotation of the spiral member. A toner supply device includes a conveyor tube through which the toner discharged from the toner container is conveyed with gas, and a screw pump that sends gas into and evacuates gas from the conveyor tube.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.