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Patent Searching and Data


Title:
DEVELOPING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/194801
Kind Code:
A1
Abstract:
A developing device 10 includes an auger or an agitator that is capable of supplying toner in a toner accommodation chamber to a developing chamber and is rotatable about an auger axis extending in an axial direction, a transporting gear 26 that is rotatable together with the auger or the agitator, and a moving gear 33 that is in mesh with a coupling gear 22B and is rotatable both counterclockwise and clockwise. The moving gear 33 is movable while being in mesh with the coupling gear 22B between a first position where the moving gear 33 is in mesh with the transporting gear 26 and a second position where the moving gear 33 is out of mesh with the transporting gear 26. The moving gear 33 moves to the first position when the coupling gear 22B rotates counterclockwise and to the second position when the coupling gear 22B rotates clockwise.

Inventors:
SHIMIZU TAKASHI (JP)
FUKAMACHI YASUO (JP)
SHIMIZU KEITA (JP)
NAKAMURA KAZUTOSHI (JP)
Application Number:
PCT/JP2019/038503
Publication Date:
October 01, 2020
Filing Date:
September 30, 2019
Export Citation:
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Assignee:
BROTHER IND LTD (JP)
International Classes:
G03G15/08; G03G21/16; G03G21/18
Domestic Patent References:
WO2018198605A12018-11-01
Foreign References:
JP2006139313A2006-06-01
US6512903B22003-01-28
US20180143564A12018-05-24
EP2026140A22009-02-18
US20110123231A12011-05-26
US20150037071A12015-02-05
JP2016173423A2016-09-29
JP2016050991A2016-04-11
JP2018189680A2018-11-29
JP2017181946A2017-10-05
EP2026140A22009-02-18
US20030235432A12003-12-25
Other References:
See also references of EP 3735614A4
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