Patent · US Active

Cleaning apparatus, process cartridge, and image forming apparatus

US9037028B2 · kind B2 · utility

1Cited by
2References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 11, 2012
Grant dateMay 19, 2015
Priority date
Expiry dateMar 27, 2033

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G21/0029
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Representative configurations of a cleaning apparatus, a process cartridge and an image forming apparatus according to the present invention includes: a cleaning blade which abuts on a photosensitive drum which bears a toner image, and which removes toner which remains on the photosensitive drum; compression springs which are compressed to pressurize the cleaning blade against the photosensitive drum; and spring attaching portions which regulate phases of compression springs such that positions of the compression springs in a circumferential direction are at predetermined phase positions when the compression springs are attached.

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