Patent · US Expired

Image forming apparatus having process cartridge with connection arrangement for side frame bodies

US6868243B2 · kind B2 · utility

38Cited by
31References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 9, 2002
Grant dateMar 15, 2005
Priority date
Expiry dateDec 9, 2022

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29L2031/767
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

The process cartridge includes an electrophotographic photosensitive drum, a first unit frame body supporting the drum, a second unit frame body having a developing device and a developer containing portion, a first connection frame body for connecting one end of the first and second unit frame bodies with respect to the axial direction of the drum, a second connection frame body for connecting the other end of the first and second unit frame bodies with respect to the axial direction, first, second, and third fixation devices for fixing the first and second connection frame bodies to the first and second unit frame bodies through abutment, and a fourth fixation device for fixing the second connection frame body and the second unit frame body to each other by filling a gap between the second connection frame body and the second unit frame body.

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