Patent · US Active

Developing apparatus with discharge regulating member

US9316948B2 · kind B2 · utility

4Cited by

8References

8Claims

0Family size

Assignee

Canon Kabushiki Kaisha · JP

Inventors

Hisashi Tsukijima · Toride, JP
Yusuke Ishida · Toride, JP
Takanori Iida · Noda, JP

Key dates

Filing date	Nov 20, 2014
Grant date	Apr 19, 2016
Priority date	—
Expiry date	Nov 20, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG03G2215/083
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A developing apparatus includes a developing container for containing a developer comprising toner and carrier and first and second rotatable feeding members configured to feed the developer. The first feeding member includes a rotatable shaft, a first helical blade portion provided around the rotatable shaft and configured to feed the developer, and a second helical blade portion provided around the rotatable shaft at a position downstream of the first helical blade portion. The second helical blade portion has a helix which is opposed to that of the first helical blade portion. In addition, a disk portion is provided on the rotatable shaft at a position between the first helical blade portion and the second helical blade portion.

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