KR100322554B1 - 습식인쇄기의현상액농도측정장치 - Google Patents
습식인쇄기의현상액농도측정장치 Download PDFInfo
- Publication number
- KR100322554B1 KR100322554B1 KR1019980007514A KR19980007514A KR100322554B1 KR 100322554 B1 KR100322554 B1 KR 100322554B1 KR 1019980007514 A KR1019980007514 A KR 1019980007514A KR 19980007514 A KR19980007514 A KR 19980007514A KR 100322554 B1 KR100322554 B1 KR 100322554B1
- Authority
- KR
- South Korea
- Prior art keywords
- developer
- light
- concentration
- substrates
- passage
- 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
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/10—Apparatus for electrographic processes using a charge pattern for developing using a liquid developer
- G03G15/104—Preparing, mixing, transporting or dispensing developer
- G03G15/105—Detection or control means for the toner concentration
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Wet Developing In Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
- Optical Measuring Cells (AREA)
Abstract
Description
Claims (4)
- 현상액의 공급경로 상에 설치되며 현상액이 흐르는 통로의 폭을 선택적으로 가변시키도록 마련된 가변본체부와;상기 가변본체부의 일측에 설치되어 상기 가변본체부내로 흐르는 현상액에 광을 조사하는 발광부와;상기 발광부에 대향되게 상기 가변본체부의 타측에 설치되어, 상기 발광부에서 조사되고 상기 가변본체부내로 흐르는 현상액을 투과한 광을 수광하여 현상액의 농도를 측정하는 수광부;를 포함하는 것을 특징으로 하는 습식 인쇄기의 현상액 농도측정장치.
- 제1항에서, 상기 가변본체부는,서로 소정 간격 이격되어 현상액이 흐르는 통로를 이루며 입사광을 투과시키도록 마련된 한쌍의 기판과;상기 기판의 양단부에 설치되어 상기 기판 사이를 연결하며 상기 현상액의 누출을 방지하는 한쌍의 밀봉부재와;상기 기판의 일단부 사이에 설치되어 상기 기판 일단부 사이의 간격을 유지하는 버팀부재와;상기 기판의 다른단부쪽에 설치되어 상기 기판 사이의 상대적인 기울기를 조절하여 현상액이 흐르는 통로의 폭을 조절하는 구동부;를 포함하는 것을 특징으로하는 습식 인쇄기의 현상액 농도측정장치.
- 제1항에서, 상기 가변본체부는,서로 소정 간격 이격되어 현상액이 흐르는 통로를 이루며 입사광을 투과시키도록 마련된 한쌍의 기판과;상기 기판의 양단부에 설치되어 상기 기판 사이를 연결하며 상기 현상액의 누출을 방지하는 한쌍의 밀봉부재와;상기 기판을 서로 상대적으로 대략 평행 이동시켜 현상액이 흐르는 통로의 폭을 조절하는 구동부;를 포함하는 것을 특징으로 하는 습식 인쇄기의 현상액 농도측정장치.
- 제2항 또는 제3항에서, 상기 밀봉부재는 신축(伸縮)되도록 주름진 것을 특징으로 하는 습식 인쇄기의 현상액 농도측정장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980007514A KR100322554B1 (ko) | 1998-03-06 | 1998-03-06 | 습식인쇄기의현상액농도측정장치 |
JP10156396A JPH11295994A (ja) | 1998-03-06 | 1998-06-04 | 電子写真方式プリンタの現像液の濃度測定装置 |
US09/094,553 US5897240A (en) | 1998-03-06 | 1998-06-15 | Concentration measuring device of electrographic printer |
CN98118301A CN1103944C (zh) | 1998-03-06 | 1998-08-10 | 电子成像设备中的显影液浓度测量装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980007514A KR100322554B1 (ko) | 1998-03-06 | 1998-03-06 | 습식인쇄기의현상액농도측정장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990074122A KR19990074122A (ko) | 1999-10-05 |
KR100322554B1 true KR100322554B1 (ko) | 2002-06-24 |
Family
ID=19534358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980007514A Expired - Fee Related KR100322554B1 (ko) | 1998-03-06 | 1998-03-06 | 습식인쇄기의현상액농도측정장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5897240A (ko) |
JP (1) | JPH11295994A (ko) |
KR (1) | KR100322554B1 (ko) |
CN (1) | CN1103944C (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6091914A (en) * | 1998-05-08 | 2000-07-18 | Samsung Electronics Co., Ltd. | Liquid developer concentration measuring apparatus of an image processor |
JP3668631B2 (ja) * | 1999-03-01 | 2005-07-06 | 株式会社リコー | 液濃度検出方法及びその装置 |
CA2579575C (en) | 2005-03-31 | 2009-07-14 | Toyota Jidosha Kabushiki Kaisha | Pressure-generating device |
JP5010180B2 (ja) * | 2006-05-31 | 2012-08-29 | 京セラドキュメントソリューションズ株式会社 | 液体現像剤の濃度測定装置およびそれを有する湿式画像形成装置 |
CN102830595B (zh) * | 2012-08-24 | 2014-08-13 | 京东方科技集团股份有限公司 | 一种显影液监控方法及设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5319421A (en) * | 1992-09-22 | 1994-06-07 | Xerox Corporation | Toner concentration sensing with self calibration |
JPH06314031A (ja) * | 1993-04-30 | 1994-11-08 | Olympus Optical Co Ltd | 液体現像装置 |
US5598251A (en) * | 1995-05-15 | 1997-01-28 | Lexmark International, Inc. | Concentration sensing by viscosity measurement |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2927477C2 (de) * | 1978-07-08 | 1982-03-11 | Ricoh Co., Ltd., Tokyo | Vorrichtung und Verfahren zum Messen des Entwicklungsvermögens eines pulverisierten Entwicklers für die Elektrostatographie |
US4447145A (en) * | 1982-04-30 | 1984-05-08 | Xerox Corporation | Charged particle sensor |
EP0171902B1 (en) * | 1984-06-29 | 1990-09-05 | Matsushita Graphic Communication Systems, Inc. | Device for controlling concentration of a liquid developing machine |
JPS6288942A (ja) * | 1985-10-15 | 1987-04-23 | Matsushita Graphic Commun Syst Inc | 液体現像剤濃度制御装置 |
JPH05133892A (ja) * | 1991-11-14 | 1993-05-28 | Ricoh Co Ltd | トナー濃度センサー |
JPH0666723A (ja) * | 1992-08-14 | 1994-03-11 | Sony Corp | 液体濃度検出装置 |
JP3110231B2 (ja) * | 1993-11-18 | 2000-11-20 | キヤノン株式会社 | 現像装置及びプロセスカートリッジ |
EP0665475A3 (en) * | 1994-01-28 | 1997-01-29 | Canon Kk | Development device, process cartridge, imaging device and assembly process of the process cartridge. |
-
1998
- 1998-03-06 KR KR1019980007514A patent/KR100322554B1/ko not_active Expired - Fee Related
- 1998-06-04 JP JP10156396A patent/JPH11295994A/ja active Pending
- 1998-06-15 US US09/094,553 patent/US5897240A/en not_active Expired - Lifetime
- 1998-08-10 CN CN98118301A patent/CN1103944C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5319421A (en) * | 1992-09-22 | 1994-06-07 | Xerox Corporation | Toner concentration sensing with self calibration |
JPH06314031A (ja) * | 1993-04-30 | 1994-11-08 | Olympus Optical Co Ltd | 液体現像装置 |
US5598251A (en) * | 1995-05-15 | 1997-01-28 | Lexmark International, Inc. | Concentration sensing by viscosity measurement |
Also Published As
Publication number | Publication date |
---|---|
CN1103944C (zh) | 2003-03-26 |
CN1228547A (zh) | 1999-09-15 |
US5897240A (en) | 1999-04-27 |
KR19990074122A (ko) | 1999-10-05 |
JPH11295994A (ja) | 1999-10-29 |
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