Patent · US Active

Charging device and image forming apparatus

US11126106B1 · kind B1 · utility

0Cited by
2References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 9, 2020
Grant dateSep 21, 2021
Priority date
Expiry dateDec 9, 2040

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/022
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A charging device includes a first charging unit that charges a target unit, which is to be charged, by coming into contact with the target unit and a second charging unit that charges the target unit by coming into contact with the target unit and in which distribution of a contact region in contact with the target unit is different from distribution of a contact region in the first charging unit.

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