Patent · US Active

Image forming apparatus and developing cartridge

US11204566B2 · kind B2 · utility

4Cited by
5References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 14, 2020
Grant dateDec 21, 2021
Priority date
Expiry dateJul 14, 2040

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G21/1676
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image forming apparatus includes a tray movable between a position housed in a main body and a drawn-out position withdrawn from the main body. The tray includes a frame on which a developing cartridge is mountable, an image bearing member that faces a developer carrier when the developing cartridge is mounted on the frame, an electrical contact portion which abuts on and is electrically connected to a memory medium when the developing cartridge is mounted on the frame, a guide member provided at one end of the developing cartridge when it is mounted on the frame for guiding a protrusion portion and the memory medium unit, the guide member including a portion which abuts on the protrusion portion so that the protrusion portion is positioned, and a memory unit support portion which supports the memory medium unit when the developing cartridge is mounted on the frame.

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