G03G2221/1648 - CPC Classification Index

ClassID:

178473 ⎘

G03G2221/1648 - CPC Classification

Classification description:

Processes not provided for by group , e.g. cleaning or residual charge elimination; Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts using seals, e.g. to prevent scattering of toner

Recent Application in this class:

20260016786

2026-01-15

IMAGE-FORMING APPARATUS INCLUDING DEVELOPING UNIT AND DRUM UNIT TO WHICH TONER CONTAINER IS CONNECTABLE, AND PROCESS UNIT CONFIGURED BY THE DRUM UNIT AND DEVELOPING UNIT

20260003319

2026-01-01

IMAGE FORMING APPARATUS

20250390055

2025-12-25

DEVELOPER STORING DEVICE AND IMAGE FORMING APPARATUS

20250224687

2025-07-10

OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME

20250164922

2025-05-22

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME

20250147452

2025-05-08

DEVELOPING DEVICE, IMAGE FORMING APPARATUS, AND METHOD FOR MANUFACTURING DEVELOPING DEVICE

20240302790

2024-09-12

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

20240077813

2024-03-07

Developing device, process cartridge, and image forming apparatus including an entrance seal which contacts an image bearer

20240061374

2024-02-22

IMAGE FORMING APPARATUS

#10

20230288844

2023-09-14

Transfer unit, image forming apparatus, and method for manufacturing transfer unit, with end seal member abutting against cleaning blade and intermediate transfer belt that abut against each other

#11

20230161290

2023-05-25

Image forming apparatus

#12

20220397841

2022-12-15

Developer accommodating device with screw including screw blade as rotator, developing device, process cartridge, and image forming apparatus

#13

20220350277

2022-11-03

Seal for an electrophotograhic image forming device

#14

20220342343

2022-10-27

Developing device and image forming apparatus including ihe same

#15

20220342341

2022-10-27

Developing device and image forming apparatus including same

#16

20220163904

2022-05-26

Connection seal structure, powder feeding device, and powder handling device

#17

20210181656

2021-06-17

Seal for an electrophotographic image forming device

#18

20210116844

2021-04-22

Seal for an electrophotograhic image forming device

#19

20200201243

2020-06-25

Cleaning device for removing a developer, process cartridge and image forming apparatus

#20

20190064697

2019-02-28

Developing cartridge

#21

20180284679

2018-10-04

Image forming apparatus including cooperating member that moves to an activated position where cooperating member is enabled to cooperate with cover when cover is opened for first time after delivery of image forming apparatus

#22

20180067420

2018-03-08

Image forming apparatus having operation guide label

#23

20170176926

2017-06-22

Cleaner assembly for removing waste toner in an electrophotographic image forming device

#24

20170139351

2017-05-18

Image forming apparatus

#25

20170082949

2017-03-23

Notched end seal for an electrophotographic image forming device

#26

20170031311

2017-02-02

Process unit having a seal member that seals a space between a flange and a portion supporting a flange

#27

20160246243

2016-08-25

Cleaning device, image forming apparatus including cleaning device, and end-sealing member for cleaning device

#28

20150086222

2015-03-26

Image forming device

#29

20140193171

2014-07-10

Fixing unit and image forming apparatus including the same

#30

20140064778

2014-03-06

Development device

#31

20130223873

2013-08-29

Image forming apparatus

#32

20130051856

2013-02-28

Process unit and image formation apparatus having a cleaning member in contact with a projection portion

#33

20120155915

2012-06-21

Developing apparatus having a spacer and a leakage preventer

#34

20110318052

2011-12-29

Process cartridge

#35

20110311270

2011-12-22

Drum unit

#36

20110311265

2011-12-22

Process cartridge

#37

20110091241

2011-04-21

Developing apparatus having a spacer and a leakage preventer

#38

20100209137

2010-08-19

Image forming apparatus having a connecting mechanism between photoreceptor assembly and developing assembly

#39

20090297205

2009-12-03

Process cartridge having toner scatter preventing sheet having roughened contact end and photoelectrographic image forming apparatus

#40

20090226206

2009-09-10

Process cartridge, developing cartridge and electrophotographic image forming apparatus

#41

20090154945

2009-06-18

Intermediate transfer-type image forming apparatus with separation/contact mechanism

#42

20090074454

2009-03-19

Electrophotographic image forming apparatus and process cartridge

#43

20090060570

2009-03-05

Imaging cartridge and image forming apparatus

#44

20080267658

2008-10-30

Toner cartridge and developing apparatus

#45

20080240773

2008-10-02

Electrophotographic image forming apparatus and process cartridge

#46

20080152408

2008-06-26

Cleaning device and image forming apparatus

#47

20080075500

2008-03-27

Process cartridge and image forming apparatus that eliminates charge from the surface of a photosensitive member upstream of a sealing member contact portion

#48