Patent · US Active

Image forming apparatus

US8693929B2 · kind B2 · utility

0Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 4, 2012
Grant dateApr 8, 2014
Priority date
Expiry dateMar 30, 2032

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0896
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image forming apparatus for forming a toner image on a print medium with a developer composed of toner and carriers, wherein when the first distance is longer than the second distance, an average gap between the first peripheral surface and a member that faces to the first peripheral surface in an area with a length of the first distance extending upstream from the closest point with respect to the specified direction is smaller than an average gap between the first peripheral surface and a member that faces to the first peripheral surface in an area with a length of the first distance extending downstream from the closest point with respect to the specified direction.

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