Patent · US Expired

Developing device and image forming apparatus having a gear holder

US6823160B2 · kind B2 · utility

136Cited by
3References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 27, 2003
Grant dateNov 23, 2004
Priority date
Expiry dateMar 27, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/06
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image forming apparatus includes a developing cartridge having a developing roller driven by developing roller drive gear, a supply roller driven by a supply roller drive gear, an input gear, a gear holder formed with a developing roller support member, supply roller support member and input gear support member, a gear holder integrally formed with the support members and a shaft receiving member formed at a location opposite the gear holder.

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