JP4650563B2 - 転写装置及びこれを備えた画像形成装置 - Google Patents
転写装置及びこれを備えた画像形成装置 Download PDFInfo
- Publication number
- JP4650563B2 JP4650563B2 JP2008311912A JP2008311912A JP4650563B2 JP 4650563 B2 JP4650563 B2 JP 4650563B2 JP 2008311912 A JP2008311912 A JP 2008311912A JP 2008311912 A JP2008311912 A JP 2008311912A JP 4650563 B2 JP4650563 B2 JP 4650563B2
- Authority
- JP
- Japan
- Prior art keywords
- holding portion
- transfer
- pressure contact
- image
- roll
- 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.)
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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
- G03G15/1605—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 using at least one intermediate support
-
- 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
- G03G15/168—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 with means for conditioning the transfer element, e.g. cleaning
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/1642—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for the transfer unit
Description
Claims (6)
- 無端ベルト状の中間転写体に対して圧接可能に構成された回転自在の転写ロールと、
前記転写ロールの軸方向端部に設けられ、該転写ロールの軸方向における圧接力の均衡を調整する圧接力均衡調整手段と
を備え、
前記圧接力均衡調整手段は、前記転写ロールの軸方向端部を回転自在に支持する軸受け部材と、圧接方向に付勢された弾性部材を介して前記軸受け部材を保持すると共に、圧接方向に沿って移動可能に構成した可動保持部と、この可動保持部を圧接方向に沿って案内する案内部を有して該可動保持部を相対移動可能に保持する固定保持部とを具備し、
前記可動保持部と固定保持部とは、圧接方向と直交する対向面にて互いに対向していると共に、いずれか一方の対向面には調整螺子が挿通されており、かつ、この調整螺子の先端が他方の対向面と接触するように前記可動保持部と固定保持部とが配置されていることを特徴とする転写装置。 - 前記圧接力均衡調整手段は、前記転写ロールの軸方向一端部のみに設けられており、かつ、初期状態において、前記可動保持部及び固定保持部の対向面は、間隙を設けて対向配置されていることを特徴とする請求項1に記載の転写装置。
- 前記固定保持部は、転写ロールの軸方向に沿って、前記可動保持部の外側に隣接配置されていると共に、前記調整螺子は、転写ロールの中心軸に対応して弾性部材と平行に対向面に挿通されていることを特徴とする請求項1又は2に記載の転写装置。
- 前記圧接力均衡調整手段は、装置前面側の軸方向端部に設けられていることを特徴とする請求項1ないし3のいずれかに記載の転写装置。
- 前記固定保持部は、ベルト状の中間転写体に転写されるトナー像がその表面に形成される像保持体に対して位置決めする位置決め部材をさらに備えていることを特徴とする請求項1ないし4のいずれかに記載の転写装置。
- 請求項1ないし5のいずれかに記載に転写装置と、記録媒体に画像を形成する画像形成手段とを備えたことを特徴とする画像形成装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008311912A JP4650563B2 (ja) | 2008-12-08 | 2008-12-08 | 転写装置及びこれを備えた画像形成装置 |
US12/555,206 US8311452B2 (en) | 2008-12-08 | 2009-09-08 | Transfer device with contact pressure adjustment mechanism and image forming device using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008311912A JP4650563B2 (ja) | 2008-12-08 | 2008-12-08 | 転写装置及びこれを備えた画像形成装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010134325A JP2010134325A (ja) | 2010-06-17 |
JP4650563B2 true JP4650563B2 (ja) | 2011-03-16 |
Family
ID=42231217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008311912A Active JP4650563B2 (ja) | 2008-12-08 | 2008-12-08 | 転写装置及びこれを備えた画像形成装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8311452B2 (ja) |
JP (1) | JP4650563B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011123388A (ja) * | 2009-12-14 | 2011-06-23 | Fuji Xerox Co Ltd | 転写装置及びこれを備えた画像形成装置 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022029383A (ja) * | 2020-08-04 | 2022-02-17 | キヤノン株式会社 | 画像形成装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05303291A (ja) * | 1992-04-24 | 1993-11-16 | Ricoh Co Ltd | カラー複写機の転写装置 |
JP2000122445A (ja) * | 1998-10-14 | 2000-04-28 | Ricoh Co Ltd | 転写ローラ加圧装置 |
JP2001350392A (ja) * | 2000-06-07 | 2001-12-21 | Sharp Corp | 印刷装置 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3147518A (en) * | 1960-01-13 | 1964-09-08 | Pittsburgh Plate Glass Co | Panel support |
US3627523A (en) * | 1968-03-14 | 1971-12-14 | Addressograph Multigraph | Multiple powder transfer in photoelectrostatic duplicator |
US3961452A (en) * | 1970-06-01 | 1976-06-08 | Kawneer Company, Inc. | Wall construction |
US3848204A (en) * | 1973-09-21 | 1974-11-12 | Xerox Corp | Pressure adjustable electrophotographic printing machine transfer apparatus |
US3939986A (en) * | 1974-11-04 | 1976-02-24 | Pierro Joseph W | Adjustable support means |
JPS61184009U (ja) * | 1985-05-08 | 1986-11-17 | ||
JPH04274271A (ja) | 1991-02-28 | 1992-09-30 | Canon Inc | 画像形成装置の転写装置 |
US5365645A (en) * | 1993-03-19 | 1994-11-22 | Compaq Computer Corporation | Methods of fabricating a page wide piezoelectric ink jet printhead assembly |
JPH06308842A (ja) * | 1993-04-19 | 1994-11-04 | Canon Inc | 画像形成装置 |
US6158182A (en) * | 1998-04-21 | 2000-12-12 | Butler Manufacturing Co. | Building curtain wall |
US6226940B1 (en) * | 1999-01-22 | 2001-05-08 | Vistawall Architectural Products | Mullion connection system |
WO2001027399A2 (en) * | 1999-10-08 | 2001-04-19 | Diversified Panel Systems, Inc. | Curtain wall support method and apparatus |
US6561065B2 (en) * | 2000-04-28 | 2003-05-13 | James M. Ranalli | Hollow body hole punching apparatus, system, and method |
GB2373002B (en) * | 2001-03-09 | 2004-04-07 | Levolux At Ltd | Apparatus for and a method of attaching items to curtain walling |
US6715248B2 (en) * | 2001-03-13 | 2004-04-06 | Butler Manufacturing, Company | Building curtain wall with sill anchor assembly |
US6993873B2 (en) * | 2002-03-13 | 2006-02-07 | Butler Manufacturing Company | Building curtain wall mullion and sill assembly |
US6804920B2 (en) * | 2002-06-05 | 2004-10-19 | X-Clad, Inc. | Tube-lock curtain wall system |
US7823346B2 (en) * | 2006-02-17 | 2010-11-02 | Oldcastle Glass Engineering Products, Inc. | Curtain-wall mullion with mounting tongue screw race |
CN101274346B (zh) * | 2007-03-28 | 2010-12-29 | 鸿富锦精密工业(深圳)有限公司 | 金属冲压件的制造方法 |
-
2008
- 2008-12-08 JP JP2008311912A patent/JP4650563B2/ja active Active
-
2009
- 2009-09-08 US US12/555,206 patent/US8311452B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05303291A (ja) * | 1992-04-24 | 1993-11-16 | Ricoh Co Ltd | カラー複写機の転写装置 |
JP2000122445A (ja) * | 1998-10-14 | 2000-04-28 | Ricoh Co Ltd | 転写ローラ加圧装置 |
JP2001350392A (ja) * | 2000-06-07 | 2001-12-21 | Sharp Corp | 印刷装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011123388A (ja) * | 2009-12-14 | 2011-06-23 | Fuji Xerox Co Ltd | 転写装置及びこれを備えた画像形成装置 |
Also Published As
Publication number | Publication date |
---|---|
US20100142997A1 (en) | 2010-06-10 |
US8311452B2 (en) | 2012-11-13 |
JP2010134325A (ja) | 2010-06-17 |
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