KR101427112B1 - 전사장치 및 이를 가지는 화상형성장치 - Google Patents
전사장치 및 이를 가지는 화상형성장치 Download PDFInfo
- Publication number
- KR101427112B1 KR101427112B1 KR1020070060246A KR20070060246A KR101427112B1 KR 101427112 B1 KR101427112 B1 KR 101427112B1 KR 1020070060246 A KR1020070060246 A KR 1020070060246A KR 20070060246 A KR20070060246 A KR 20070060246A KR 101427112 B1 KR101427112 B1 KR 101427112B1
- Authority
- KR
- South Korea
- Prior art keywords
- print medium
- image
- transfer member
- transfer
- visible image
- 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
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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
- G03G15/14—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
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- 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
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
- G03G15/0142—Structure of complete machines
- G03G15/0178—Structure of complete machines using more than one reusable electrographic recording member, e.g. one for every monocolour image
- G03G15/0194—Structure of complete machines using more than one reusable electrographic recording member, e.g. one for every monocolour image primary transfer to the final recording medium
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Abstract
Description
| AC |3.0|kV | AC |3.2|kV | AC |3.4|kV | AC |3.6|kV | |
| DC +0V | ○ | ◎ | ○ | ○ |
| DC +200V | ○ | ○ | ◎ | ◎ |
| DC +400V | △ | ○ | ◎ | ◎ |
| DC +600V | × | ○ | ◎ | ◎ |
| DC +800V | × | △ | ◎ | ◎ |
| DC +1000V | × | △ | × | ◎ |
Claims (7)
- 적어도 하나의 상담지체에 형성된 가시 화상을 인쇄매체로 전사하는 전사장치에 있어서,상기 상담지체의 가시 화상이 중간전사되며, 25 내지 40의 애스커 A 타입 경도의 곡면전사면을 가지는 중간전사체와;상기 인쇄매체를 사이에 두고 상기 중간전사체에 곡면접촉하여 상기 중간전사체의 가시 화상을 상기 인쇄매체로 전사하며, 45 내지 70의 애스커 C 타입 경도를 가지는 전사부재를 포함하는 것을 특징으로 하는 전사장치.
- 제1항에 있어서,직류 및 교류 전원이 중첩 인가되어 상기 가시 화상이 전사된 상기 인쇄매체를 제전하는 제전부재를 더 포함하는 것을 특징으로 하는 전사장치.
- 제2항에 있어서,상기 제전부재에 인가되는 직류 전원은 200V 내지 800V의 전압을 가지며, 교류 전원은 |3.0|kV 내지 |3.6|kV의 전압을 가지는 것을 특징으로 하는 전사장치.
- 제3항에 있어서,상기 제전부재에 인가되는 교류 전원은 700Hz 내지 850Hz의 주파수를 가지는 것을 특징으로 하는 전사장치.
- 제2항에 있어서,상기 제전부재는 상기 인쇄매체의 폭 방향을 따라 연장되며 상기 인쇄매체의 판면을 향해 형성된 톱니 형상을 가지며,상기 중간전사체 및 상기 전사부재 사이에 형성된 닙에서부터 상기 톱니 형상의 첨단부까지의 거리는 12mm 이하인 것을 특징으로 하는 전사장치.
- 제2항에 있어서,상기 제전부재에 중첩 인가된 직류 및 교류 전원의 평균전류값은 실질적으로 0인 것을 특징으로 하는 전사장치.
- 화상형성장치에 있어서,정전잠상이 형성되는 적어도 하나의 상담지체와;상기 적어도 하나의 상담지체에 현상제를 공급하여 가시 화상을 형성하는 현상장치와;상기 상담지체의 가시 화상을 인쇄매체 상에 전사시키는 제1항 내지 제6항 중 어느 한 항에 따른 전사장치와;상기 인쇄매체 상의 가시 화상을 정착시키는 정착장치를 포함하는 것을 특징 으로 하는 화상형성장치.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070060246A KR101427112B1 (ko) | 2007-06-20 | 2007-06-20 | 전사장치 및 이를 가지는 화상형성장치 |
| US12/025,175 US7848691B2 (en) | 2007-06-20 | 2008-02-04 | Transfer unit and image forming apparatus employing the same |
| US12/926,112 US8275299B2 (en) | 2007-06-20 | 2010-10-26 | Transfer unit and image forming apparatus employing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070060246A KR101427112B1 (ko) | 2007-06-20 | 2007-06-20 | 전사장치 및 이를 가지는 화상형성장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20080111825A KR20080111825A (ko) | 2008-12-24 |
| KR101427112B1 true KR101427112B1 (ko) | 2014-08-07 |
Family
ID=40136646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020070060246A Expired - Fee Related KR101427112B1 (ko) | 2007-06-20 | 2007-06-20 | 전사장치 및 이를 가지는 화상형성장치 |
Country Status (2)
| Country | Link |
|---|---|
| US (2) | US7848691B2 (ko) |
| KR (1) | KR101427112B1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8320817B2 (en) * | 2010-08-18 | 2012-11-27 | Eastman Kodak Company | Charge removal from a sheet |
| JP2018151593A (ja) * | 2017-03-15 | 2018-09-27 | コニカミノルタ株式会社 | 画像形成装置、除電部材の寿命検出方法及び画像形成装置の管理システム |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001117373A (ja) * | 1999-10-15 | 2001-04-27 | Hitachi Ltd | 画像形成装置 |
| JP2002365923A (ja) * | 2001-06-04 | 2002-12-20 | Ricoh Co Ltd | 画像形成装置及び除電バイアス制御方法 |
| US20050058473A1 (en) * | 2001-01-12 | 2005-03-17 | Tsuneo Mizuno | Image forming apparatus |
| KR20070046214A (ko) * | 2005-02-16 | 2007-05-03 | 삼성전자주식회사 | 튜브형 롤러, 그 제조방법, 및 이를 포함하는 전자사진 화상형성장치 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5614242A (en) * | 1979-07-16 | 1981-02-12 | Canon Inc | Electrostatic developing method |
| US4739363A (en) * | 1985-03-26 | 1988-04-19 | Canon Kabushiki Kaisha | Image forming apparatus |
| JPH0297967A (ja) * | 1988-10-05 | 1990-04-10 | Canon Inc | 負帯電性トナー及び画像形成方法 |
| US5732314A (en) * | 1993-11-26 | 1998-03-24 | Canon Kabushiki Kaisha | Image forming apparatus comprising image bearing member, intermediate image transfer member and secondary image transfer member for facilitating transfer of developed image from intermediate image transfer member to transfer material |
| JP3507305B2 (ja) * | 1996-11-01 | 2004-03-15 | キヤノン株式会社 | 画像形成装置 |
| JP3577228B2 (ja) * | 1998-10-16 | 2004-10-13 | 株式会社リコー | 画像形成装置およびこれに用いる作像ユニット |
| JP2003149965A (ja) * | 2001-08-28 | 2003-05-21 | Canon Inc | 画像形成装置 |
| JP2005062807A (ja) * | 2003-07-29 | 2005-03-10 | Canon Inc | トナー |
| JP2006313307A (ja) * | 2005-04-06 | 2006-11-16 | Konica Minolta Business Technologies Inc | 画像形成装置 |
| EP1873427A1 (en) * | 2005-04-22 | 2008-01-02 | NOK Corporation | Gasket |
| US7336918B2 (en) * | 2005-10-26 | 2008-02-26 | Kyocera Mita Corporation | Image forming device having a drum separation device |
| JP2007328317A (ja) * | 2006-05-08 | 2007-12-20 | Ricoh Co Ltd | 転写分離装置および画像形成装置 |
| JP4992315B2 (ja) * | 2006-06-23 | 2012-08-08 | 富士ゼロックス株式会社 | 帯電装置及びこれを用いた画像形成装置 |
| JP5031343B2 (ja) * | 2006-12-06 | 2012-09-19 | キヤノン株式会社 | 画像形成装置 |
| JP2008180902A (ja) * | 2007-01-24 | 2008-08-07 | Ricoh Co Ltd | 画像形成装置 |
-
2007
- 2007-06-20 KR KR1020070060246A patent/KR101427112B1/ko not_active Expired - Fee Related
-
2008
- 2008-02-04 US US12/025,175 patent/US7848691B2/en not_active Expired - Fee Related
-
2010
- 2010-10-26 US US12/926,112 patent/US8275299B2/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001117373A (ja) * | 1999-10-15 | 2001-04-27 | Hitachi Ltd | 画像形成装置 |
| US20050058473A1 (en) * | 2001-01-12 | 2005-03-17 | Tsuneo Mizuno | Image forming apparatus |
| JP2002365923A (ja) * | 2001-06-04 | 2002-12-20 | Ricoh Co Ltd | 画像形成装置及び除電バイアス制御方法 |
| KR20070046214A (ko) * | 2005-02-16 | 2007-05-03 | 삼성전자주식회사 | 튜브형 롤러, 그 제조방법, 및 이를 포함하는 전자사진 화상형성장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20080111825A (ko) | 2008-12-24 |
| US20080317519A1 (en) | 2008-12-25 |
| US8275299B2 (en) | 2012-09-25 |
| US7848691B2 (en) | 2010-12-07 |
| US20110044732A1 (en) | 2011-02-24 |
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