DE69229850D1 - Drucker mit Druckschwärzungsumschalter - Google Patents
Drucker mit DruckschwärzungsumschalterInfo
- Publication number
- DE69229850D1 DE69229850D1 DE69229850T DE69229850T DE69229850D1 DE 69229850 D1 DE69229850 D1 DE 69229850D1 DE 69229850 T DE69229850 T DE 69229850T DE 69229850 T DE69229850 T DE 69229850T DE 69229850 D1 DE69229850 D1 DE 69229850D1
- Authority
- DE
- Germany
- Prior art keywords
- printer
- print density
- density switch
- switch
- 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 - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/485—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes
- B41J2/505—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes from an assembly of identical printing elements
- B41J2/5056—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes from an assembly of identical printing elements using dot arrays providing selective dot disposition modes, e.g. different dot densities for high speed and high-quality printing, array line selections for multi-pass printing, or dot shifts for character inclination
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/47—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light
- B41J2/471—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light using dot sequential main scanning by means of a light deflector, e.g. a rotating polygonal mirror
-
- 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
- G03G15/065—Arrangements for controlling the potential of the developing electrode
-
- 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
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
- G03G15/0849—Detection or control means for the developer concentration
-
- 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
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
- G03G15/0849—Detection or control means for the developer concentration
- G03G15/0853—Detection or control means for the developer concentration the concentration being measured by magnetic means
-
- 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
- G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
-
- 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
- G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
- G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
- G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
- G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
-
- 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
- G03G2215/00025—Machine control, e.g. regulating different parts of the machine
- G03G2215/00029—Image density detection
- G03G2215/00033—Image density detection on recording member
- G03G2215/00037—Toner image detection
- G03G2215/00042—Optical detection
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K2215/00—Arrangements for producing a permanent visual presentation of the output data
- G06K2215/0002—Handling the output data
- G06K2215/0062—Handling the output data combining generic and host data, e.g. filling a raster
- G06K2215/0071—Post-treatment of the composed image, e.g. compression, rotation
- G06K2215/0074—Depleting the image
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Quality & Reliability (AREA)
- Optics & Photonics (AREA)
- Control Or Security For Electrophotography (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Dry Development In Electrophotography (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3256291A JP2810813B2 (ja) | 1991-10-03 | 1991-10-03 | 印刷制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69229850D1 true DE69229850D1 (de) | 1999-09-30 |
DE69229850T2 DE69229850T2 (de) | 1999-12-09 |
Family
ID=17290620
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69229850T Expired - Lifetime DE69229850T2 (de) | 1991-10-03 | 1992-10-02 | Drucker mit Druckschwärzungsumschalter |
DE69233304T Expired - Lifetime DE69233304T2 (de) | 1991-10-03 | 1992-10-02 | Drucker mit Druckschwärzungsumschalter |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69233304T Expired - Lifetime DE69233304T2 (de) | 1991-10-03 | 1992-10-02 | Drucker mit Druckschwärzungsumschalter |
Country Status (4)
Country | Link |
---|---|
US (2) | US5355200A (de) |
EP (2) | EP0536050B1 (de) |
JP (1) | JP2810813B2 (de) |
DE (2) | DE69229850T2 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH066536A (ja) * | 1992-04-22 | 1994-01-14 | Ricoh Co Ltd | 画像形成装置 |
JP2959394B2 (ja) * | 1994-04-25 | 1999-10-06 | ブラザー工業株式会社 | 画像形成装置並びにファクシミリ装置 |
JP3097450B2 (ja) * | 1994-04-25 | 2000-10-10 | ブラザー工業株式会社 | 記録装置およびファクシミリ装置 |
KR0141669B1 (ko) * | 1994-10-07 | 1998-07-15 | 김광호 | 화상 형성장치의 수동급지 모드에서 토너절감과 오염방지 방법 및 장치 |
JPH08166700A (ja) * | 1994-12-13 | 1996-06-25 | Fujitsu Ltd | 多色静電記録装置 |
US6490049B1 (en) | 1996-04-04 | 2002-12-03 | Lexmark International, Inc. | Image forming apparatus with controlled access |
JP2852288B2 (ja) * | 1997-02-20 | 1999-01-27 | 日本電気オフィスシステム株式会社 | 印刷装置 |
JPH11327230A (ja) * | 1998-05-20 | 1999-11-26 | Canon Inc | 画像形成装置 |
JP4072744B2 (ja) * | 1999-10-29 | 2008-04-09 | リコープリンティングシステムズ株式会社 | 電子写真式印刷装置 |
US7064859B1 (en) | 2000-03-27 | 2006-06-20 | International Business Machines Corporation | Method, system, program, and data structure for producing a look-up table to enhance print quality |
US6975428B1 (en) | 2000-03-27 | 2005-12-13 | International Business Machines Corporation | Method, system, and program for reducing toner usage in print output |
US6975427B1 (en) | 2000-03-27 | 2005-12-13 | International Business Machines Corporation | Method, system, and program for using look-up tables to filter raster data |
US7133144B2 (en) * | 2001-07-26 | 2006-11-07 | International Business Machines Corporation | Closed loop feedback system for alternative toners |
DE10246736A1 (de) * | 2002-10-07 | 2004-04-22 | OCé PRINTING SYSTEMS GMBH | Verfahren und Vorrichtung zur Einstellung der Tonerzufuhr auf einen Mindestwert in eine Entwicklerstation einer elektrografischen Druck- oder Kopiereinrichtung |
JP2005321620A (ja) * | 2004-05-10 | 2005-11-17 | Toshiba Tec Corp | 画像形成装置および画像形成方法 |
KR100712480B1 (ko) * | 2005-06-15 | 2007-04-30 | 삼성전자주식회사 | 화상형성장치, 광주사장치 및 화상형성방법 |
EP2157776A1 (de) * | 2008-08-22 | 2010-02-24 | Samsung Electronics Co., Ltd. | Bilderzeugungsvorrichtung und Steuerverfahren für Ressourcenspeichermodus |
JP4569688B2 (ja) * | 2008-08-28 | 2010-10-27 | ブラザー工業株式会社 | 印刷装置 |
JP4748198B2 (ja) * | 2008-09-26 | 2011-08-17 | 富士ゼロックス株式会社 | 画像形成装置 |
JP6332926B2 (ja) | 2013-09-03 | 2018-05-30 | キヤノン株式会社 | 画像形成装置 |
WO2020018076A1 (en) | 2018-07-17 | 2020-01-23 | Hewlett-Packard Development Company, L.P. | Print substance output adjustments |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS581162A (ja) * | 1981-06-27 | 1983-01-06 | Minolta Camera Co Ltd | 複写機 |
JPS58172655A (ja) * | 1982-04-02 | 1983-10-11 | Fuji Xerox Co Ltd | 手動・自動濃度調整式複写機 |
JPS5986074A (ja) * | 1982-11-09 | 1984-05-18 | Ricoh Co Ltd | 電子写真複写機におけるトナ−補給量の制御方法 |
JPS6125161A (ja) * | 1984-07-13 | 1986-02-04 | Fujitsu Ltd | 電子写真式プリンタ |
JPS6249779A (ja) * | 1985-08-29 | 1987-03-04 | Canon Inc | プリンタ制御装置 |
JPS62106481A (ja) * | 1985-11-01 | 1987-05-16 | Fujitsu Ltd | 印刷濃度制御方式 |
JPS6328670A (ja) * | 1986-07-22 | 1988-02-06 | Toshiba Corp | 文書作成装置 |
JPS6385661A (ja) * | 1986-09-30 | 1988-04-16 | Toshiba Corp | 画像形成装置における現像剤濃度調整装置 |
JPH0797250B2 (ja) * | 1987-01-12 | 1995-10-18 | 株式会社リコー | 現像剤濃度制御装置 |
JPS63243973A (ja) * | 1987-03-30 | 1988-10-11 | Minolta Camera Co Ltd | レ−ザプリンタ |
JP2505226B2 (ja) * | 1987-11-18 | 1996-06-05 | ミノルタ株式会社 | レ―ザビ―ム露光方式の電子写真装置 |
JPH01216374A (ja) * | 1988-02-24 | 1989-08-30 | Seiko Epson Corp | 印刷装置 |
US4962394A (en) * | 1988-04-01 | 1990-10-09 | Ricoh Company, Ltd. | Toner density control device for an image recorder |
JPH01257978A (ja) * | 1988-04-08 | 1989-10-16 | Ricoh Co Ltd | 転写電圧制御方法 |
JPH02167574A (ja) * | 1988-08-31 | 1990-06-27 | Canon Inc | 画像形成装置 |
JPH02108084A (ja) * | 1988-10-18 | 1990-04-19 | Ricoh Co Ltd | 記録装置のトナー濃度制御装置 |
JP2918045B2 (ja) * | 1988-10-28 | 1999-07-12 | 株式会社リコー | 画像濃度制御装置 |
JPH02144574A (ja) * | 1988-11-25 | 1990-06-04 | Toshiba Corp | 電子写真方式のプリンタ装置 |
JPH02254476A (ja) * | 1989-03-29 | 1990-10-15 | Ricoh Co Ltd | 画像形成装置 |
JP2890487B2 (ja) * | 1989-06-23 | 1999-05-17 | ミノルタ株式会社 | 画像制御装置 |
US5030994A (en) * | 1989-11-16 | 1991-07-09 | Toshiba America Information Systems, Inc. | Electrophotographic apparatus with multiple speed mode |
JP3018395B2 (ja) * | 1990-05-15 | 2000-03-13 | ミノルタ株式会社 | 画像形成装置のトナー濃度制御装置 |
US5162849A (en) * | 1990-11-23 | 1992-11-10 | Konica Corporation | Image forming apparatus having a developer deterioration detecting device |
-
1991
- 1991-10-03 JP JP3256291A patent/JP2810813B2/ja not_active Expired - Fee Related
-
1992
- 1992-10-02 DE DE69229850T patent/DE69229850T2/de not_active Expired - Lifetime
- 1992-10-02 EP EP92402686A patent/EP0536050B1/de not_active Expired - Lifetime
- 1992-10-02 DE DE69233304T patent/DE69233304T2/de not_active Expired - Lifetime
- 1992-10-02 EP EP98202569A patent/EP0881548B1/de not_active Expired - Lifetime
- 1992-10-02 US US07/956,868 patent/US5355200A/en not_active Expired - Lifetime
-
1994
- 1994-06-21 US US08/262,872 patent/US5546170A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0536050B1 (de) | 1999-08-25 |
JPH0592642A (ja) | 1993-04-16 |
US5355200A (en) | 1994-10-11 |
DE69233304D1 (de) | 2004-03-25 |
DE69229850T2 (de) | 1999-12-09 |
EP0881548A3 (de) | 2000-07-19 |
EP0881548B1 (de) | 2004-02-18 |
US5546170A (en) | 1996-08-13 |
EP0536050A3 (de) | 1995-07-12 |
EP0881548A2 (de) | 1998-12-02 |
DE69233304T2 (de) | 2004-07-15 |
EP0536050A2 (de) | 1993-04-07 |
JP2810813B2 (ja) | 1998-10-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: FUJI XEROX CO., LTD., TOKIO/TOKYO, JP |
|
8328 | Change in the person/name/address of the agent |
Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE |
|
R071 | Expiry of right |
Ref document number: 536050 Country of ref document: EP |