DE69016231T2 - Entwicklungsvorrichtung. - Google Patents

Entwicklungsvorrichtung.

Info

Publication number
DE69016231T2
DE69016231T2 DE69016231T DE69016231T DE69016231T2 DE 69016231 T2 DE69016231 T2 DE 69016231T2 DE 69016231 T DE69016231 T DE 69016231T DE 69016231 T DE69016231 T DE 69016231T DE 69016231 T2 DE69016231 T2 DE 69016231T2
Authority
DE
Germany
Prior art keywords
developing device
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
DE69016231T
Other languages
English (en)
Other versions
DE69016231D1 (de
Inventor
Yukio Nishio
Yasuhiro Tukui
Kazunori Hirose
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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
Priority claimed from JP1062026A external-priority patent/JPH02242273A/ja
Priority claimed from JP8966627A external-priority patent/JPH02245777A/ja
Priority claimed from JP1104975A external-priority patent/JPH02282769A/ja
Priority claimed from JP1110322A external-priority patent/JPH02287576A/ja
Priority claimed from JP1138509A external-priority patent/JPH032880A/ja
Priority claimed from JP1176540A external-priority patent/JPH0341487A/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE69016231D1 publication Critical patent/DE69016231D1/de
Application granted granted Critical
Publication of DE69016231T2 publication Critical patent/DE69016231T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G03G15/0818—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 structure of the donor member, e.g. surface properties
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B29C44/507—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through an annular die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/045—Condition, form or state of moulded material or of the material to be shaped cellular or porous with open cells
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/32—Wheels, pinions, pulleys, castors or rollers, Rims
    • B29L2031/324—Rollers or cylinders having an axial length of several times the diameter, e.g. embossing, pressing or printing
    • B29L2031/326—Rollers or cylinders having an axial length of several times the diameter, e.g. embossing, pressing or printing made wholly of plastics
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/06—Developing structures, details
    • G03G2215/0602—Developer
    • G03G2215/0604—Developer solid type
    • G03G2215/0614—Developer solid type one-component
    • G03G2215/0617—Developer solid type one-component contact development (i.e. the developer layer on the donor member contacts the latent image carrier)
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/06—Developing structures, details
    • G03G2215/0634—Developing device
    • G03G2215/0636—Specific type of dry developer device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
DE69016231T 1989-03-16 1990-03-16 Entwicklungsvorrichtung. Expired - Fee Related DE69016231T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP1062026A JPH02242273A (ja) 1989-03-16 1989-03-16 トナー現像装置
JP8966627A JPH02245777A (ja) 1989-03-20 1989-03-20 現像装置
JP1104975A JPH02282769A (ja) 1989-04-25 1989-04-25 一成分現像装置
JP1110322A JPH02287576A (ja) 1989-04-28 1989-04-28 一成分現像装置及びその現像ローラの製造方法
JP1138509A JPH032880A (ja) 1989-05-31 1989-05-31 一成分現像装置
JP1176540A JPH0341487A (ja) 1989-07-07 1989-07-07 一成分現像装置

Publications (2)

Publication Number Publication Date
DE69016231D1 DE69016231D1 (de) 1995-03-09
DE69016231T2 true DE69016231T2 (de) 1995-05-24

Family

ID=27550869

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69016231T Expired - Fee Related DE69016231T2 (de) 1989-03-16 1990-03-16 Entwicklungsvorrichtung.

Country Status (5)

Country Link
US (1) US5076201A (de)
EP (1) EP0388233B1 (de)
KR (1) KR930010869B1 (de)
AU (1) AU619663B2 (de)
DE (1) DE69016231T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5057871A (en) * 1989-03-16 1991-10-15 Fujitsu Limited Developing device having a conductive porous toner-removing roller
US5220129A (en) * 1989-03-20 1993-06-15 Fujitsu Ltd. Developing device used in electrophotographic field
US5097294A (en) * 1989-03-20 1992-03-17 Fujitsu Limited Developing device used in electrophotographic field with a one-component developer and having a blade member for developer layer thickness regulation
JP3014052B2 (ja) * 1989-05-11 2000-02-28 富士通株式会社 一成分現像装置
AU619686B2 (en) * 1989-06-21 1992-01-30 Fuji Xerox Co., Ltd. Developing device used in electrophotographic field
JPH0363677A (ja) * 1989-08-01 1991-03-19 Fujitsu Ltd 一成分トナー現像装置
JP2921962B2 (ja) * 1990-10-31 1999-07-19 株式会社東芝 現像装置
JPH04204971A (ja) * 1990-11-30 1992-07-27 Toshiba Corp 現像装置
JP3068121B2 (ja) * 1991-03-22 2000-07-24 セイコーエプソン株式会社 現像装置
JPH0511600A (ja) 1991-07-06 1993-01-22 Fujitsu Ltd 一成分現像剤を使用する静電記録装置
EP0534437B1 (de) * 1991-09-27 1997-06-11 Bridgestone Corporation Kontaktaufladegerät und Verfahren
JP2848547B2 (ja) * 1991-11-06 1999-01-20 富士通株式会社 画像形成装置用ローラ及びこれを用いた画像形成装置
EP0565237B1 (de) * 1992-03-09 1998-05-13 Bridgestone Corporation Leitfähiger Polyurethanschaumstoff
DE69334016T2 (de) * 1992-09-28 2006-09-14 Fuji Xerox Co., Ltd. Entwicklungsgerät für ein Bilderzeugungsgerät
WO2004092848A1 (ja) * 1993-05-19 2004-10-28 Eiji Sawa 導電性ローラ
US5628043A (en) * 1993-09-20 1997-05-06 Fujitsu Limited Image forming apparatus
JP3200325B2 (ja) * 1995-04-12 2001-08-20 シャープ株式会社 現像装置
KR0174689B1 (ko) * 1996-09-11 1999-04-01 삼성전자주식회사 현상롤러의 고스트 방지장치
US6195522B1 (en) * 1998-11-24 2001-02-27 Brother Kogyo Kabushiki Kaisha Developing device
US6352771B1 (en) 1999-02-24 2002-03-05 Mearthane Products Corporation Conductive urethane roller
US7013104B2 (en) 2004-03-12 2006-03-14 Lexmark International, Inc. Toner regulating system having toner regulating member with metallic coating on flexible substrate
US7236729B2 (en) 2004-07-27 2007-06-26 Lexmark International, Inc. Electrophotographic toner regulating member with induced strain outside elastic response region
JP2023157527A (ja) * 2022-04-15 2023-10-26 キヤノン株式会社 電子写真用ローラ、プロセスカートリッジ及び電子写真画像形成装置

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754963A (en) * 1970-12-23 1973-08-28 Ibm Surface for impression development in electrophotography
GB1429518A (en) * 1973-09-07 1976-03-24 Xerox Corp Resilient rollers
AU7841775A (en) * 1974-03-01 1976-08-26 Gestetner Byfleet Ltd Electro-static copiers
JPS53138349A (en) * 1977-05-10 1978-12-02 Ricoh Co Ltd Powder toner feeding member
JPS54137346A (en) * 1978-04-18 1979-10-25 Ricoh Co Ltd Development of electrostatic latent image
JPS5577764A (en) * 1978-12-07 1980-06-11 Toshiba Corp Pressure developing device
JPS5614260A (en) * 1979-07-16 1981-02-12 Canon Inc Developing device
JPS57120947A (en) * 1981-01-20 1982-07-28 Canon Inc Method for development
JPS585771A (ja) * 1981-07-03 1983-01-13 Shin Etsu Polymer Co Ltd 加熱定着装置用クリ−ニングロ−ル
GB2120960B (en) * 1982-05-31 1986-10-01 Ricoh Kk Developer device
GB2138565B (en) * 1983-03-25 1986-10-22 Central Electr Generat Board Apparatus for monitoring particulate matter
JPS59194820A (ja) * 1983-04-19 1984-11-05 Sekisui Chem Co Ltd 表皮付き連続気泡発泡体の製造方法
DE3321836A1 (de) * 1983-06-15 1984-12-20 Siemens AG, 1000 Berlin und 8000 München Gekapseltes, druckgasisoliertes hochspannungsschaltgeraet
JPH0619630B2 (ja) * 1984-08-08 1994-03-16 株式会社リコー 現像装置
US4788570A (en) * 1985-04-15 1988-11-29 Ricoh Company, Ltd. Thin film developing device
JPS62976A (ja) * 1985-06-27 1987-01-06 Ricoh Co Ltd 現像装置
JPH07104635B2 (ja) * 1985-10-24 1995-11-13 株式会社リコー 現像装置
JPH0731454B2 (ja) * 1985-11-19 1995-04-10 株式会社リコー 現像装置
JPH0772813B2 (ja) * 1985-12-12 1995-08-02 株式会社リコー 現像装置
JP2542373B2 (ja) * 1986-02-19 1996-10-09 株式会社リコー トナ−担持体
DE3661174D1 (en) * 1986-04-22 1988-12-22 Gea Energietechnik Gmbh & Co Method of manufacturing open-celled cleaning bodies for the internal cleaning of tubes of water-cooled tube-type heat exchangers
JPS62269977A (ja) * 1986-05-19 1987-11-24 Ricoh Co Ltd 現像装置
JP2701225B2 (ja) * 1986-10-16 1998-01-21 株式会社リコー 画像形成装置
JP2743271B2 (ja) * 1987-02-02 1998-04-22 株式会社リコー 弾性ウレタンゴムロール
JPS63231469A (ja) * 1987-03-20 1988-09-27 Oki Electric Ind Co Ltd 現像装置
JP2521495B2 (ja) * 1987-09-30 1996-08-07 東海ゴム工業株式会社 ロ―ル
JPH01214881A (ja) * 1988-02-24 1989-08-29 Ricoh Co Ltd 現像ロール
JP3014052B2 (ja) * 1989-05-11 2000-02-28 富士通株式会社 一成分現像装置

Also Published As

Publication number Publication date
US5076201A (en) 1991-12-31
KR900014948A (ko) 1990-10-25
EP0388233A3 (de) 1992-05-27
DE69016231D1 (de) 1995-03-09
AU619663B2 (en) 1992-01-30
EP0388233A2 (de) 1990-09-19
KR930010869B1 (ko) 1993-11-15
EP0388233B1 (de) 1995-01-25
AU5145690A (en) 1990-10-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee