DE69021234D1 - Auflade-Element und elektrofotografisches Gerät mit einem solchen Element. - Google Patents
Auflade-Element und elektrofotografisches Gerät mit einem solchen Element.Info
- Publication number
- DE69021234D1 DE69021234D1 DE69021234T DE69021234T DE69021234D1 DE 69021234 D1 DE69021234 D1 DE 69021234D1 DE 69021234 T DE69021234 T DE 69021234T DE 69021234 T DE69021234 T DE 69021234T DE 69021234 D1 DE69021234 D1 DE 69021234D1
- Authority
- DE
- Germany
- Prior art keywords
- electrophotographic device
- charging
- charging element
- electrophotographic
- 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
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
-
- 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
- G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
- G03G15/0208—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices by contact, friction or induction, e.g. liquid charging apparatus
- G03G15/0216—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices by contact, friction or induction, e.g. liquid charging apparatus by bringing a charging member into contact with the member to be charged, e.g. roller, brush chargers
- G03G15/0233—Structure, details of the charging member, e.g. chemical composition, 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
- G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
- G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
- G03G15/1665—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat
- G03G15/167—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat at least one of the recording member or the transfer member being rotatable during the transfer
- G03G15/1685—Structure, details of the transfer member, e.g. chemical composition
-
- 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
- G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
- G03G2215/00535—Stable handling of copy medium
- G03G2215/00679—Conveying means details, e.g. roller
- G03G2215/00683—Chemical properties
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
- Photoreceptors In Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6133689 | 1989-03-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69021234D1 true DE69021234D1 (de) | 1995-09-07 |
DE69021234T2 DE69021234T2 (de) | 1996-01-04 |
Family
ID=13168193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69021234T Expired - Fee Related DE69021234T2 (de) | 1989-03-14 | 1990-03-13 | Auflade-Element und elektrofotografisches Gerät mit einem solchen Element. |
Country Status (6)
Country | Link |
---|---|
US (2) | US5757508A (de) |
EP (1) | EP0387815B1 (de) |
KR (1) | KR950001825B1 (de) |
CN (1) | CN1021933C (de) |
DE (1) | DE69021234T2 (de) |
HK (1) | HK31496A (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69021234T2 (de) * | 1989-03-14 | 1996-01-04 | Canon Kk | Auflade-Element und elektrofotografisches Gerät mit einem solchen Element. |
JP2614317B2 (ja) * | 1989-06-20 | 1997-05-28 | キヤノン株式会社 | 画像形成装置 |
US5270768A (en) * | 1991-04-24 | 1993-12-14 | Canon Kabushiki Kaisha | Charging member containing reduced titanium oxide and device using same |
JP2877570B2 (ja) * | 1991-08-01 | 1999-03-31 | キヤノン株式会社 | 電子写真感光体 |
US5932125A (en) * | 1995-11-16 | 1999-08-03 | Fuji Electric Co., Ltd. | Roller for fixing toner and method for manufacturing same |
US6118952A (en) * | 1996-03-04 | 2000-09-12 | Canon Kabushiki Kaisha | Image forming apparatus that detects image forming condition |
US6567625B1 (en) | 1999-05-27 | 2003-05-20 | Matsushita Electric Industrial Co., Ltd. | Image forming apparatus and process cartridge with delayed rotation of photosensitive member |
KR100362243B1 (ko) * | 1999-11-29 | 2002-11-25 | 삼성전자 주식회사 | 화상형성장치용 현상기의 대전롤러 및 그 제조방법과대전롤러 제조용 치구 |
JP2003131498A (ja) * | 2001-10-29 | 2003-05-09 | Canon Inc | 転写装置、及びこれを備えた画像形成装置 |
US6951688B2 (en) * | 2002-10-11 | 2005-10-04 | Canon Kabushiki Kaisha | Charging member, and image-forming apparatus and process cartridge which make use of the same |
JP2004138801A (ja) * | 2002-10-17 | 2004-05-13 | Ricoh Co Ltd | 帯電装置、作像ユニット及び画像形成装置 |
US6621996B1 (en) * | 2002-10-25 | 2003-09-16 | Hewlett-Packard Development Company, L.P. | Magnetic toner use in a non-contact cleanerless system |
US7035572B2 (en) * | 2003-10-31 | 2006-04-25 | Hewlett-Packard Development Company, L.P. | Hard imaging device charging systems, electrophotography charging systems, hard imaging apparatuses, and hard imaging device electrophotography charging methods |
US7835668B2 (en) * | 2004-11-24 | 2010-11-16 | Hewlett-Packard Development Company, L.P. | Imaging methods, imaging member charging methods, and image engines |
CN103242571B (zh) * | 2012-02-02 | 2016-08-03 | 住友橡胶工业株式会社 | 导电性橡胶组合物及使用其的转印辊 |
JP6784079B2 (ja) * | 2016-07-07 | 2020-11-11 | 富士ゼロックス株式会社 | 帯電部材、帯電装置、プロセスカートリッジ及び画像形成装置 |
CN112054179A (zh) * | 2020-08-10 | 2020-12-08 | 昆山宝创新能源科技有限公司 | Cu-Fe双金属氧化物材料及其制备方法和应用 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3521126A (en) * | 1967-07-28 | 1970-07-21 | Addressograph Multigraph | Roller charging apparatus |
US3717462A (en) * | 1969-07-28 | 1973-02-20 | Canon Kk | Heat treatment of an electrophotographic photosensitive member |
US3920330A (en) * | 1972-09-20 | 1975-11-18 | Xerox Corp | Electrophoretic imaging apparatus |
JPS5823626B2 (ja) * | 1977-06-07 | 1983-05-16 | コニカ株式会社 | 電子複写機用ロ−ラ−定着装置 |
US4360262A (en) * | 1980-10-24 | 1982-11-23 | Pitney Bowes Inc. | Electrophotocopier charging and transfer roller |
US4505573A (en) * | 1983-02-10 | 1985-03-19 | Xerox Corporation | Toner charging apparatus containing wear resistant coatings |
JPS59224871A (ja) * | 1983-05-11 | 1984-12-17 | Fuji Xerox Co Ltd | 複写機のブラシ帯電装置 |
US4657835A (en) * | 1984-05-31 | 1987-04-14 | Canon Kabushiki Kaisha | Electrophotographic photosensitive member having an intermediate layer of conductive powder and resin or oligimer |
JPS6120302A (ja) * | 1984-07-06 | 1986-01-29 | Hitachi Maxell Ltd | 強磁性粉末とその製造方法 |
DE3528937A1 (de) * | 1985-08-13 | 1987-02-26 | Schlafhorst & Co W | Rotierend angetriebene bremstelleranordnung eines fadenspanners |
JP2542373B2 (ja) * | 1986-02-19 | 1996-10-09 | 株式会社リコー | トナ−担持体 |
US4851960A (en) * | 1986-12-15 | 1989-07-25 | Canon Kabushiki Kaisha | Charging device |
JPS63156858A (ja) * | 1986-12-19 | 1988-06-29 | Ricoh Co Ltd | 半導電性シリコ−ンゴム組成物 |
US4959731A (en) * | 1987-06-09 | 1990-09-25 | Kentek Informatio Systems, Inc. | Combined electrographic printer, copier, and telefax machine |
US4754300A (en) * | 1987-06-09 | 1988-06-28 | Kentek Information Systems, Inc. | Combined electrographic printer, copier, and telefax machine |
JPH01140174A (ja) * | 1987-11-27 | 1989-06-01 | Mitsubishi Petrochem Co Ltd | 電子写真装置用ブレード |
JPS63170673A (ja) * | 1987-12-16 | 1988-07-14 | Toshiba Corp | 帯電装置 |
US5036121A (en) * | 1988-09-06 | 1991-07-30 | The B. F. Goodrich Company | Flame and smoke retardant cable insulation and jacketing compositions |
DE69021234T2 (de) * | 1989-03-14 | 1996-01-04 | Canon Kk | Auflade-Element und elektrofotografisches Gerät mit einem solchen Element. |
JP2567090B2 (ja) * | 1989-04-20 | 1996-12-25 | キヤノン株式会社 | 電子写真感光体 |
JPH02310566A (ja) * | 1989-05-26 | 1990-12-26 | Canon Inc | 電子写真用弾性部材 |
JP2614317B2 (ja) * | 1989-06-20 | 1997-05-28 | キヤノン株式会社 | 画像形成装置 |
JPH03156476A (ja) * | 1989-11-15 | 1991-07-04 | Canon Inc | 画像形成装置の帯電装置 |
JP2705780B2 (ja) * | 1989-12-25 | 1998-01-28 | キヤノン株式会社 | 接触帯電部材 |
JPH0720684A (ja) * | 1993-07-06 | 1995-01-24 | Fuji Xerox Co Ltd | 帯電用ロール |
US5475473A (en) * | 1993-09-22 | 1995-12-12 | Bridgestone Corporation | Electric charging member and electric charging apparatus |
-
1990
- 1990-03-13 DE DE69021234T patent/DE69021234T2/de not_active Expired - Fee Related
- 1990-03-13 EP EP90104766A patent/EP0387815B1/de not_active Expired - Lifetime
- 1990-03-14 KR KR1019900003398A patent/KR950001825B1/ko not_active IP Right Cessation
- 1990-03-14 CN CN90101341A patent/CN1021933C/zh not_active Expired - Lifetime
-
1994
- 1994-03-09 US US08/208,038 patent/US5757508A/en not_active Expired - Lifetime
-
1996
- 1996-02-22 HK HK31496A patent/HK31496A/xx not_active IP Right Cessation
-
1998
- 1998-04-24 US US09/063,725 patent/US6041209A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0387815B1 (de) | 1995-08-02 |
CN1021933C (zh) | 1993-08-25 |
US5757508A (en) | 1998-05-26 |
EP0387815A3 (de) | 1992-05-13 |
KR950001825B1 (ko) | 1995-03-03 |
KR900014941A (ko) | 1990-10-25 |
DE69021234T2 (de) | 1996-01-04 |
CN1045872A (zh) | 1990-10-03 |
HK31496A (en) | 1996-03-01 |
US6041209A (en) | 2000-03-21 |
EP0387815A2 (de) | 1990-09-19 |
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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 |