WO2019054696A3 - 마그네트 롤러 및 이를 포함하는 화상형성장치 - Google Patents

마그네트 롤러 및 이를 포함하는 화상형성장치 Download PDF

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Publication number
WO2019054696A3
WO2019054696A3 PCT/KR2018/010395 KR2018010395W WO2019054696A3 WO 2019054696 A3 WO2019054696 A3 WO 2019054696A3 KR 2018010395 W KR2018010395 W KR 2018010395W WO 2019054696 A3 WO2019054696 A3 WO 2019054696A3
Authority
WO
WIPO (PCT)
Prior art keywords
image forming
forming device
same
magnetic roller
magnetic
Prior art date
Application number
PCT/KR2018/010395
Other languages
English (en)
French (fr)
Other versions
WO2019054696A2 (ko
Inventor
박성하
김동만
Original Assignee
자화전자 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from KR1020170127689A external-priority patent/KR20190031098A/ko
Application filed by 자화전자 주식회사 filed Critical 자화전자 주식회사
Publication of WO2019054696A2 publication Critical patent/WO2019054696A2/ko
Publication of WO2019054696A3 publication Critical patent/WO2019054696A3/ko

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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
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)

Abstract

본 발명은 마그네트 롤러 및 이를 포함하는 화상형성장치에 관한 것으로서, 주요 구성부인 마그네트부는 주극과 보조극을 포함하여 구성되며, 상기 보조극은 주형 성형에 의해 형성되는 것을 특징으로 한다. 또한 본 발명에 다른 마그네트 롤러 및 이를 포함하는 화상형성장치에 의하면, 자력의 분포가 균일하게 되어 고품질 현상이 가능하고, 제조비용을 절감하여 생산성을 항상시킬 수 있다.
PCT/KR2018/010395 2017-09-15 2018-09-06 마그네트 롤러 및 이를 포함하는 화상형성장치 WO2019054696A2 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20170118389 2017-09-15
KR10-2017-0118389 2017-09-15
KR1020170127689A KR20190031098A (ko) 2017-09-15 2017-09-29 마그네트 롤러 및 이를 포함하는 화상형성장치
KR10-2017-0127689 2017-09-29

Publications (2)

Publication Number Publication Date
WO2019054696A2 WO2019054696A2 (ko) 2019-03-21
WO2019054696A3 true WO2019054696A3 (ko) 2019-05-09

Family

ID=65723757

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2018/010395 WO2019054696A2 (ko) 2017-09-15 2018-09-06 마그네트 롤러 및 이를 포함하는 화상형성장치

Country Status (1)

Country Link
WO (1) WO2019054696A2 (ko)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001160507A (ja) * 1999-12-01 2001-06-12 Bridgestone Corp マグネットローラ、その製造方法及び装置、並びにそれを用いた現像装置
JP2002296909A (ja) * 2001-03-30 2002-10-09 Ricoh Co Ltd 現像ローラ及びその製造方法、現像装置並びに画像形成装置
JP2003122125A (ja) * 2001-10-10 2003-04-25 Ricoh Co Ltd 現像ローラ、現像装置及び画像形成装置並びに現像ローラの製造方法
JP2011232430A (ja) * 2010-04-26 2011-11-17 Ricoh Co Ltd マグネットローラと現像剤担持体と現像装置とプロセスカートリッジおよび画像形成装置
KR20120107691A (ko) * 2011-03-22 2012-10-04 이영빈 자성롤 및 이의 제조방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001160507A (ja) * 1999-12-01 2001-06-12 Bridgestone Corp マグネットローラ、その製造方法及び装置、並びにそれを用いた現像装置
JP2002296909A (ja) * 2001-03-30 2002-10-09 Ricoh Co Ltd 現像ローラ及びその製造方法、現像装置並びに画像形成装置
JP2003122125A (ja) * 2001-10-10 2003-04-25 Ricoh Co Ltd 現像ローラ、現像装置及び画像形成装置並びに現像ローラの製造方法
JP2011232430A (ja) * 2010-04-26 2011-11-17 Ricoh Co Ltd マグネットローラと現像剤担持体と現像装置とプロセスカートリッジおよび画像形成装置
KR20120107691A (ko) * 2011-03-22 2012-10-04 이영빈 자성롤 및 이의 제조방법

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Publication number Publication date
WO2019054696A2 (ko) 2019-03-21

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