JPS5994352U - 現像装置 - Google Patents
現像装置Info
- Publication number
- JPS5994352U JPS5994352U JP1982187955U JP18795582U JPS5994352U JP S5994352 U JPS5994352 U JP S5994352U JP 1982187955 U JP1982187955 U JP 1982187955U JP 18795582 U JP18795582 U JP 18795582U JP S5994352 U JPS5994352 U JP S5994352U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- layer thickness
- developing device
- regulating member
- carrier
- 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.)
- Granted
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
- G03G15/0812—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 regulating means, e.g. structure of doctor blade
-
- 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
- G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
-
- 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)
- Magnetic Brush Developing In Electrophotography (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
め要約のデータは記録されません。
Description
第1図は本考案の1実施例を示す模式図、第2a図、第
2b図は夫々前記実施例の要部を示す模式図とそのブレ
ードの平面図、第3図はブレードとトナー担持体の摺接
具合を示す斜視図、第4図はブレードの突出量とトナー
供給量の関係を示すグラフ図である。 (符号の説明)1.1:トナー>?;トナー担持体、5
ニブレード、6:感光体ベルト。
2b図は夫々前記実施例の要部を示す模式図とそのブレ
ードの平面図、第3図はブレードとトナー担持体の摺接
具合を示す斜視図、第4図はブレードの突出量とトナー
供給量の関係を示すグラフ図である。 (符号の説明)1.1:トナー>?;トナー担持体、5
ニブレード、6:感光体ベルト。
Claims (1)
- 像担体の表面にトナーを薄層化して供給する現像装置に
於いて、トナーを担持して現像位置に移動させるトナー
担持体と、該トナー担持体の表面にトナーを補給するト
ナー補給手段と、前記トナー担持体の幅方向の略全域と
摺接し補給されたトナーの層厚を規制する層厚規制部材
とを有し、前記層厚規制部材は、その先端までの長さが
幅方向に於いて異なる形状&と形成されていることを特
徴とする現像装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982187955U JPS5994352U (ja) | 1982-12-14 | 1982-12-14 | 現像装置 |
DE19833345282 DE3345282A1 (de) | 1982-12-14 | 1983-12-14 | Entwicklungseinrichtung |
US06/561,534 US4575220A (en) | 1982-12-14 | 1983-12-14 | Developing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982187955U JPS5994352U (ja) | 1982-12-14 | 1982-12-14 | 現像装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5994352U true JPS5994352U (ja) | 1984-06-27 |
JPH0210541Y2 JPH0210541Y2 (ja) | 1990-03-15 |
Family
ID=16215085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1982187955U Granted JPS5994352U (ja) | 1982-12-14 | 1982-12-14 | 現像装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4575220A (ja) |
JP (1) | JPS5994352U (ja) |
DE (1) | DE3345282A1 (ja) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60229070A (ja) * | 1984-04-27 | 1985-11-14 | Toshiba Corp | 現像装置 |
US4780741A (en) * | 1985-02-19 | 1988-10-25 | Kyocera Corporation | Method and apparatus for forming toner layer |
JPH0646331B2 (ja) * | 1985-03-27 | 1994-06-15 | 株式会社東芝 | 現像装置の製造方法 |
US4804995A (en) * | 1985-07-31 | 1989-02-14 | Kabushiki Kaisha Toshiba | Charged latent image developing apparatus |
JPS6347361U (ja) * | 1986-09-12 | 1988-03-31 | ||
JPH0812510B2 (ja) * | 1986-10-17 | 1996-02-07 | ミノルタ株式会社 | 静電潜像現像装置 |
US4777904A (en) * | 1986-12-22 | 1988-10-18 | Xerox Corporation | Touchdown development apparatus |
JPH0755564Y2 (ja) * | 1986-12-29 | 1995-12-20 | 株式会社リコー | 磁性粉体保持装置 |
JP2570726B2 (ja) * | 1987-03-05 | 1997-01-16 | ミノルタ株式会社 | 摩擦帯電部材 |
JP2637095B2 (ja) * | 1987-03-12 | 1997-08-06 | 株式会社リコー | 現像装置 |
US4876574A (en) * | 1987-11-04 | 1989-10-24 | Canon Kabushiki Kaisha | Developing apparatus |
US5172169A (en) * | 1990-04-09 | 1992-12-15 | Ricoh Company, Ltd. | Developer carrier of a developing device and a method of producing the same |
US5387966A (en) * | 1992-05-22 | 1995-02-07 | Ricoh Company, Ltd. | Developing apparatus and method including grooved developer carrying roller |
US5552867A (en) * | 1993-08-27 | 1996-09-03 | Minolta Co., Ltd. | Toner regulating blade having a bevelled edge |
US5485254A (en) * | 1995-01-12 | 1996-01-16 | Xerox Corporation | Metering blade for single-component magnetic developer in a xerographic apparatus |
JP3079038B2 (ja) * | 1996-06-10 | 2000-08-21 | キヤノン株式会社 | 現像装置、プロセスカートリッジ及び画像形成装置 |
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 |
JP2006251301A (ja) * | 2005-03-10 | 2006-09-21 | Ricoh Co Ltd | 現像装置並びにこれを用いたプロセスカートリッジ及び画像形成装置、トナー |
US7158745B2 (en) * | 2005-03-22 | 2007-01-02 | Lexmark International, Inc. | Method and device to regulate toner in an image forming device |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3822139A (en) * | 1972-10-13 | 1974-07-02 | Addressograph Multigraph | Electrostatic developer device |
JPS5588083A (en) * | 1978-12-26 | 1980-07-03 | Olympus Optical Co Ltd | Dry type developing device |
GB2088253B (en) * | 1980-11-01 | 1984-05-10 | Ricoh Kk | Electrophotographic development apparatus |
US4445771A (en) * | 1980-12-05 | 1984-05-01 | Ricoh Company, Ltd. | Developing apparatus for electrostatic photography |
JPS5872968A (ja) * | 1981-10-28 | 1983-05-02 | Ricoh Co Ltd | 現像装置に用いられる現像剤担持体の製造方法 |
-
1982
- 1982-12-14 JP JP1982187955U patent/JPS5994352U/ja active Granted
-
1983
- 1983-12-14 US US06/561,534 patent/US4575220A/en not_active Expired - Fee Related
- 1983-12-14 DE DE19833345282 patent/DE3345282A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
JPH0210541Y2 (ja) | 1990-03-15 |
DE3345282A1 (de) | 1984-06-14 |
US4575220A (en) | 1986-03-11 |
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