G03G21/1642 - CPC Classification Index

ClassID:

177937 ⎘

G03G21/1642 - CPC Classification

Classification description:

Arrangements not provided for by groups - , e.g. cleaning, elimination of residual charge; Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements for connecting the different parts of the apparatus

Sub-classes:

G03G21/1647 » {Mechanical connection means} 2,1K
G03G21/1652 » {Electrical connection means} 800
G03G21/1657 » {Wireless connection means, e.g. RFID} 61

Recent Application in this class:

20260010113

2026-01-08

IMAGE FORMING APPARATUS

20250013185

2025-01-09

IMAGE FORMING APPARATUS

20240077830

2024-03-07

Unit accommodation apparatus and image forming apparatus

20240069486

2024-02-29

Image forming apparatus

20230367254

2023-11-16

Toner cartridge including ventilation port plug removable through a paddle gear through hole

20230266696

2023-08-24

Image forming apparatus

20230213885

2023-07-06

Image forming apparatus

20230195018

2023-06-22

Image forming apparatus

20230134221

2023-05-04

Developing cartridge including first and second inclined surfaces, elastic member, and first protrusion

#10

20230101166

2023-03-30

Image forming apparatus

#11

20220004143

2022-01-06

Developing cartridge including first and second inclined surfaces, elastic member, and first protrusion

#12

20220004140

2022-01-06

Image forming apparatus with extended cartridge opening and cover

#13

20210278796

2021-09-09

Image forming apparatus

#14

20210271182

2021-09-02

Image forming apparatus in which high-voltage electrical circuit board is located in first region and motors and control board are located in second region

#15

20210240129

2021-08-05

Image forming apparatus

#16

20210080855

2021-03-18

Container attachment device and image forming apparatus

#17

20210063946

2021-03-04

Metal frame of image forming apparatus and image forming apparatus

#18

20200409303

2020-12-31

Image forming apparatus

#19

20200326653

2020-10-15

Developing cartridge including first and second inclined surfaces, elastic member, and first protrusion

#20

20200301345

2020-09-24

Image forming apparatus

#21

20200285190

2020-09-10

Image forming apparatus

#22

20200241462

2020-07-30

Image forming apparatus

#23

20200103821

2020-04-02

Developing cartridge including first and second inclined surfaces, elastic member, and first protrusion

#24

20200073315

2020-03-05

Image forming apparatus

#25

20200016909

2020-01-16

Card processing device

#26

20190375607

2019-12-12

Sheet conveyor device and image forming system

#27

20190346805

2019-11-14

Image forming apparatus including optical print head

#28

20190161296

2019-05-30

Feeding apparatus, and image forming system

#29

20190101856

2019-04-04

Image forming apparatus, discrimination system and unit discrimination method of image forming apparatus

#30

20180346275

2018-12-06

Image forming apparatus

#31

20180136584

2018-05-17

Electrophotographic image forming device having a replaceable unit that includes an engagement member for positioning a magnetic sensor

#32

20180034989

2018-02-01

Image recording apparatus including cover unit mounted in openable and closable manner above image recording unit

#33

20170184995

2017-06-29

Image forming device having feed tray and retaining unit retaining photosensitive drums

#34

20170082947

2017-03-23

Electrophotographic image forming apparatus, toner cartridge for the same, imaging cartridge for the same, and method of controlling toner level in developing chamber of the same

#35

20170031298

2017-02-02

Image forming apparatus

#36

20160320734

2016-11-03

Connection device and image forming apparatus

#37

20160246241

2016-08-25

Image forming apparatus

#38

20160238991

2016-08-18

Image forming apparatus having developer cartridges and cartridge supporting member

#39

20160195833

2016-07-07

Toner cartridge for use in an image forming device

#40

20160154338

2016-06-02

Electrophotographic image forming apparatus, toner cartridge for the same, imaging cartridge for the same, and method of controlling toner level in developing chamber of the same

#41

20160070228

2016-03-10

Image forming apparatus having developer cartridges and cartridge supporting member

#42

20160054695

2016-02-25

Image forming device having feed tray and retaining unit retaining photosensitive drums

#43

20160041499

2016-02-11

Toner cartridge for use in an image forming device

#44

20150355573

2015-12-10

Electrophotographic image forming apparatus, toner cartridge for the same, imaging cartridge for the same, and method of controlling toner level in developing chamber of the same

#45

20150338776

2015-11-26

Image forming apparatus having developer cartridge and cartridge supporting member

#46

20150301485

2015-10-22

Fixing device and image forming apparatus

#47

20150274478

2015-10-01

Image forming apparatus having metal bracket attached to frame

#48

20150037067

2015-02-05

Image forming device

#49

20150016835

2015-01-15

Image forming apparatus having prearranged control board, power source board, and fixing, conveyance, tower supply and exposure units

#50

20140376961

2014-12-25

Image forming apparatus having developer cartridge and cartridge supporting member

#51

20140348560

2014-11-27

Member moving mechanism and image forming apparatus including same

#52

20140193173

2014-07-10

Image forming device having feed tray and retaining unit retaining photosensitive drums

#53

20130302063

2013-11-14

Developing apparatus having a spacer and a leakage preventer

#54

20130249164

2013-09-26

Information recording device

#55

20130243477

2013-09-19

Image forming apparatus having toner cartridge with movable shutter

#56

20130170868

2013-07-04

Toner cartridge for use in an image forming device

#57

20130114973

2013-05-09

Image forming apparatus and photosensitive unit

#58

20130028632

2013-01-31

Image forming apparatus and developer cartridge

#59

20130028631

2013-01-31

Image forming apparatus having developer cartridge moving mechanism

#60

20130020760

2013-01-24

Printing apparatus, control method therefor, and storage medium

#61

20120257912

2012-10-11

Image forming apparatus, toner supply mechanism, and method of mounting and dismounting a toner cartridge

#62

20120219313

2012-08-30

Image forming apparatus

#63

20120207511

2012-08-16

Image forming device

#64

20120207510

2012-08-16

Image forming device

#65

20120155915

2012-06-21

Developing apparatus having a spacer and a leakage preventer

#66

20120134727

2012-05-31

Image forming apparatus including a belt unit and an urging member

#67

20120061907

2012-03-15

Sheet supplying device and image forming apparatus incorporating same

#68

20120020699

2012-01-26

Image forming device

#69

20110318059

2011-12-29

Image forming apparatus

#70

20110242265

2011-10-06

Fixing mechanism of optical scanning device and image forming apparatus

#71

20110217068

2011-09-08

Image forming apparatus having toner cartridge with movable shutter

#72

20110170905

2011-07-14

Apparatus transportable in a cartridge-mounted state for electrophotography image forming

#73

20110142490

2011-06-16

Electrophotographic image forming apparatus with removed-developer accommodating chamber for receiving developer cleaned from electrophotographic photosensitive drums

#74