Patent · US Expired

Process cartridge, load producing member and electrophotographic image forming apparatus

US6714752B2 · kind B2 · utility

153Cited by
40References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 29, 2001
Grant dateMar 30, 2004
Priority date
Expiry dateJan 24, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/183
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A process cartridge detachably mountable to a main assembly of an electrophotographic image forming apparatus includes an electrophotographic photosensitive drum; a process device actable on the electrophotographic photosensitive drum; and a load producing member for imparting a load on a peripheral surface of a cylindrical member rotatable with the photosensitive drum to increase a rotational torque required for rotation of the photosensitive drum.

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