Patent · US Expired

Image forming apparatus featuring a four-step image bearing member controller

US7120376B2 · kind B2 · utility

10Cited by
6References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 17, 2004
Grant dateOct 10, 2006
Priority date
Expiry dateDec 15, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/0135
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image forming apparatus for forming an image on a recording material, includes a rotatable image bearing member; a developing member for developing a latent image formed on the image bearing member; a cleaning blade for removing a developer from the image bearing member, the cleaning blade being cooperative with the image bearing member to form a nip in which the cleaning blade is contacted to the image bearing member within a predetermined area; and a controller for executing a first step of stopping rotation of the image bearing member after completion of an image forming operation for forming an image on the recording material; a second step of rotating, after the first step, the image bearing member through a predetermined peripheral distance in a rotational direction which is the same as a direction in which the image bearing member is rotated during the image forming operation; a third step of rotating, after the second step, the image bearing member in a rotational direction which is opposite the direction in which the image bearing member is rotated during the image forming operation; and a fourth step of stopping rotation of the image bearing member after the third step…

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