Patent · US Active

Developer container, developing apparatus and process cartridge

US8185023B2 · kind B2 · utility

12Cited by
12References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 2010
Grant dateMay 22, 2012
Priority date
Expiry dateDec 7, 2030

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S222/01
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A developer container for an image forming apparatus includes a developer accommodating chamber, provided with an opening, for accommodating a developer to be supplied to the opening; a feeding member, provided in the developer accommodating chamber and having an elasticity, for feeding the developer by rotation thereof; a deforming portion, provided in the developer accommodating chamber and contactable to the feeding member, for deforming the feeding member against the elasticity with the rotation of the feeding member; and a restoration portion for permitting the feeding member deformed by the deformed portion to restore elastically, thereby to throw the developer toward the opening, wherein a boundary portion between the deformed portion the restoration portion is disposed below a lower end of the opening.

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