KR100238317B1 - 인쇄장치 - Google Patents
인쇄장치 Download PDFInfo
- Publication number
- KR100238317B1 KR100238317B1 KR1019970044427A KR19970044427A KR100238317B1 KR 100238317 B1 KR100238317 B1 KR 100238317B1 KR 1019970044427 A KR1019970044427 A KR 1019970044427A KR 19970044427 A KR19970044427 A KR 19970044427A KR 100238317 B1 KR100238317 B1 KR 100238317B1
- Authority
- KR
- South Korea
- Prior art keywords
- image
- transfer roller
- photosensitive member
- transfer
- transferred
- 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
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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
- G03G15/50—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
- G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
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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
- G03G15/06—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
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- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Abstract
Description
Claims (3)
- 토너에 의해 화상이 형성되는 감광부재와, 감광부재에 밀착되어 회전되면서 그 감광부재에 형성된 화상을 전사받는 전사롤러와, 상기 전사롤러와의 사이로 통과되는 기록지에 상기 전사롤러 상의 화상이 전사되도록 기록지를 전사롤러에 압착시키는 정착롤러를 구비한 인쇄장치에 있어서,상기 감광부재로부터 상기 전사롤러로 전사된 화상의 농도를 측정하기 위한 전사화상농도 측정수단을 포함하며,상기 전사화상농도 측정수단은, 상기 전사롤러로 전사된 화상을 향해 광을 조사하는 발광소자와, 상기 발광소자로부터 조사되어 상기 전사롤러 상의 화상에서 반사되는 빛을 수광하고 그 수광된 광량에 대응하는 전기적신호를 발생시키는 수광소자를 구비하는 것을 특징으로 하는 인쇄장치.
- 토너에 의해 화상이 형성되는 감광부재와, 감광부재에 밀착되어 회전되면서 그 감광부재에 형성된 화상을 전사받는 전사롤러와, 상기 전사롤러와의 사이로 통과되는 기록지에 상기 전사롤러 상의 화상이 전사되도록 기록지를 전사롤러에 압착시키는 정착롤러를 구비한 인쇄장치에 있어서,상기 감광부재로부터 상기 전사롤러로 전사된 화상의 농도를 측정하기 위한 전사화상농도 측정수단을 포함하며,상기 전사화상농도 측정수단은, 상기 전사롤러에 밀착되어 주행되면서 그 전사롤러로부터 화상을 전사받는 매개부재와, 상기 매개부재로 전사된 화상을 향해 광을 조사하는 발광소자와, 상기 발광소자로부터 조사되어 상기 매개부재 상의 화상을 투과하는 빛을 수광하고 그 수광된 광량에 대응하는 전기적신호를 발생시키는 수광소자를 구비하는 것을 특징으로 하는 인쇄장치.
- 제2항에 있어서,상기 매개부재로 전사될 화상은 상기 기록지로 전사되지 않는 위치에 형성되는 것을 특징으로 인쇄장치.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970044427A KR100238317B1 (ko) | 1997-08-30 | 1997-08-30 | 인쇄장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970044427A KR100238317B1 (ko) | 1997-08-30 | 1997-08-30 | 인쇄장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19990020950A KR19990020950A (ko) | 1999-03-25 |
| KR100238317B1 true KR100238317B1 (ko) | 2000-01-15 |
Family
ID=19520198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019970044427A Expired - Fee Related KR100238317B1 (ko) | 1997-08-30 | 1997-08-30 | 인쇄장치 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100238317B1 (ko) |
-
1997
- 1997-08-30 KR KR1019970044427A patent/KR100238317B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR19990020950A (ko) | 1999-03-25 |
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