JP5280815B2 - 現像装置及び画像形成装置 - Google Patents

現像装置及び画像形成装置 Download PDF

Info

Publication number
JP5280815B2
JP5280815B2 JP2008303187A JP2008303187A JP5280815B2 JP 5280815 B2 JP5280815 B2 JP 5280815B2 JP 2008303187 A JP2008303187 A JP 2008303187A JP 2008303187 A JP2008303187 A JP 2008303187A JP 5280815 B2 JP5280815 B2 JP 5280815B2
Authority
JP
Japan
Prior art keywords
developer
toner
roller
belt
developing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2008303187A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010128217A5 (enExample
JP2010128217A (ja
Inventor
徹也 上橋
Original Assignee
株式会社沖データ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社沖データ filed Critical 株式会社沖データ
Priority to JP2008303187A priority Critical patent/JP5280815B2/ja
Priority to US12/625,791 priority patent/US8244152B2/en
Publication of JP2010128217A publication Critical patent/JP2010128217A/ja
Publication of JP2010128217A5 publication Critical patent/JP2010128217A5/ja
Application granted granted Critical
Publication of JP5280815B2 publication Critical patent/JP5280815B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
    • G03G15/0808—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by the developer supplying means, e.g. structure of developer supply roller
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0896—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894
    • G03G15/0898—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894 for preventing toner scattering during operation, e.g. seals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
JP2008303187A 2008-11-27 2008-11-27 現像装置及び画像形成装置 Expired - Fee Related JP5280815B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008303187A JP5280815B2 (ja) 2008-11-27 2008-11-27 現像装置及び画像形成装置
US12/625,791 US8244152B2 (en) 2008-11-27 2009-11-25 Developing device and image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008303187A JP5280815B2 (ja) 2008-11-27 2008-11-27 現像装置及び画像形成装置

Publications (3)

Publication Number Publication Date
JP2010128217A JP2010128217A (ja) 2010-06-10
JP2010128217A5 JP2010128217A5 (enExample) 2011-07-28
JP5280815B2 true JP5280815B2 (ja) 2013-09-04

Family

ID=42196400

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008303187A Expired - Fee Related JP5280815B2 (ja) 2008-11-27 2008-11-27 現像装置及び画像形成装置

Country Status (2)

Country Link
US (1) US8244152B2 (enExample)
JP (1) JP5280815B2 (enExample)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61169860A (ja) * 1985-01-24 1986-07-31 Ricoh Co Ltd 現像装置
JPH0484179A (ja) * 1990-07-27 1992-03-17 Ricoh Co Ltd 現像装置
JPH0635381A (ja) 1992-05-21 1994-02-10 Ricoh Co Ltd 電子写真式記録装置
JP2856007B2 (ja) * 1992-11-18 1999-02-10 日本電気株式会社 電子写真記録装置の現像装置
US5749026A (en) * 1996-02-13 1998-05-05 Rti International Corporation Removable shipping seal for a toner cartridge and method of using the same
US6738593B2 (en) * 2001-07-31 2004-05-18 Canon Kabushiki Kaisha Developing device with developer bearing member overlying developer containing chamber
KR100449723B1 (ko) * 2002-05-29 2004-09-22 삼성전자주식회사 실링수단을 갖는 현상장치
JP4119860B2 (ja) * 2004-03-29 2008-07-16 シャープ株式会社 現像装置及び画像形成装置
JP4336353B2 (ja) * 2006-05-29 2009-09-30 株式会社沖データ 現像装置及び画像形成装置
JP4538044B2 (ja) * 2007-11-29 2010-09-08 株式会社沖データ 現像装置及び画像形成装置
JP4875121B2 (ja) * 2009-06-26 2012-02-15 株式会社沖データ 現像装置及び画像形成装置

Also Published As

Publication number Publication date
US8244152B2 (en) 2012-08-14
US20100129109A1 (en) 2010-05-27
JP2010128217A (ja) 2010-06-10

Similar Documents

Publication Publication Date Title
JP2018049118A (ja) 現像装置及び画像形成装置
JP4538026B2 (ja) 帯電装置、画像形成ユニット及び画像形成装置
JP2006243278A (ja) 転写装置及び画像形成装置
US9091962B2 (en) Cartridge, developing cartridge, process cartridge and image forming apparatus
US9182699B2 (en) Developing device, process cartridge, and image forming apparatus
JP2003228234A (ja) プロセスカートリッジ及び画像形成装置
JP5280815B2 (ja) 現像装置及び画像形成装置
JP4538044B2 (ja) 現像装置及び画像形成装置
JP2008242368A (ja) 画像形成ユニット、シール部材及び画像形成装置
JP5125043B2 (ja) 画像形成装置
JP2004037638A (ja) クリーニング装置，プロセスカートリッジ，および画像形成装置
JP4109915B2 (ja) クリーニング装置，プロセスカートリッジ，および画像形成装置
JP2004085648A (ja) 現像装置、プロセスカートリッジ及び画像形成装置
JP6150568B2 (ja) 画像形成装置
JP4455133B2 (ja) 画像形成装置
US10488785B2 (en) Developing unit, process cartridge, and image forming apparatus including process cartridge
JP7116906B2 (ja) クリーニング装置、及び、画像形成装置
JP2008026521A (ja) 画像形成装置
JP2016177109A (ja) 画像形成ユニットおよび画像形成装置
JP2009069368A (ja) 帯電装置、現像装置及び画像形成装置
KR100750118B1 (ko) 전자사진방식 화상형성장치
JP2006235529A (ja) 画像形成装置
JPH10239977A (ja) 一成分現像装置
JP2002031952A (ja) 現像装置
JP2012078558A (ja) 画像形成装置

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20110614

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20110614

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20121114

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20121218

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130208

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20130507

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20130523

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

Ref document number: 5280815

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees