KR890016436A - Electromagnetized heating roll - Google Patents

Electromagnetized heating roll Download PDF

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Publication number
KR890016436A
KR890016436A KR1019880004571A KR880004571A KR890016436A KR 890016436 A KR890016436 A KR 890016436A KR 1019880004571 A KR1019880004571 A KR 1019880004571A KR 880004571 A KR880004571 A KR 880004571A KR 890016436 A KR890016436 A KR 890016436A
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KR
South Korea
Prior art keywords
heating roll
electrophotographic
conductive material
high temperature
heating
Prior art date
Application number
KR1019880004571A
Other languages
Korean (ko)
Other versions
KR920006988B1 (en
Inventor
료이찌 시바따
기요시 기누가와
쯔또무 이이무라
야스오 사와노
Original Assignee
마쯔노 고지
히다찌 긴조꾸 가부시끼가이샤
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.)
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Publication date
Application filed by 마쯔노 고지, 히다찌 긴조꾸 가부시끼가이샤 filed Critical 마쯔노 고지
Priority to KR1019880004571A priority Critical patent/KR920006988B1/en
Publication of KR890016436A publication Critical patent/KR890016436A/en
Application granted granted Critical
Publication of KR920006988B1 publication Critical patent/KR920006988B1/en

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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
    • G03G15/20—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fixing For Electrophotography (AREA)
  • Control Of Resistance Heating (AREA)

Abstract

내용 없음No content

Description

전자사진용 가열 로울Electromagnetized heating roll

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 한 실시예에 관한 직접 가열형 가열 로울의 단면도. 제2도는 실시예 1과 비교예에 관한 가열 로울의 온도 분포를 도시한 도면. 제3도는 본 발명의 실시예 2와 비교예에 관한 가열 로울의 온도도분포를 도시한 도면.1 is a cross-sectional view of a direct heating type heating roll in accordance with an embodiment of the present invention. 2 is a diagram showing a temperature distribution of heating rolls according to Example 1 and a comparative example. 3 is a diagram showing a temperature distribution of a heating roll according to Example 2 and Comparative Example of the present invention.

Claims (5)

연강으로 된 중공 원통 모양의 코어 외표면에 발열 저항체를 가진 표면 가열 방식의 전자사진용 가열 로울에 있어서, 상기 가열 로울은, 연강보다 큰 열전도 계수를 가지며 파이프 또는 둥근 막대 모양으로 형성되며 동시에 상기 코어안에 설치되는 고온 전도성 재료로 구성되는 것을 특징으로 하는 전자사진용 가열 로울.A surface heating electrophotographic heating roll having a heating resistor on a hollow cylindrical core outer surface of mild steel, wherein the heating roll has a thermal conductivity coefficient higher than that of mild steel and is formed in a pipe or round rod shape and at the same time An electrophotographic heating roll comprising a high temperature conductive material installed therein. 제1항에 있어서, 고온 전도성 재료는 알루미늄 또는 알류미늄 합금으로 이루어진다는 것을 특징으로 하는 전자사진용 가열로울.An electrophotographic heating roll according to claim 1, wherein the high temperature conductive material is made of aluminum or aluminum alloy. 제1항에 있어서, 고온 전도성 재료로 이루어진 파이프 또는 둥근 막대의 외경이 코어의 내경보다 작고 또한 이들 사이의 직경 차이가 발생되게 되는 것을 특징으로 하는 전자사진용 가열로울.An electrophotographic heating roll according to claim 1, wherein the outer diameter of the pipe or the round rod made of the high temperature conductive material is smaller than the inner diameter of the core and a diameter difference therebetween occurs. 제3항에 있어서, 직경 차이는 0.3mm 또는 그 이상이고, 온도를 200℃부근까지 상승시킬 때 코어의 내면과 고온 전도성 재료의 외며이 서로 접촉하게 되는 것을 특징으로 하는 전자사진용 로울.4. The electrophotographic roll according to claim 3, wherein the diameter difference is 0.3 mm or more, and the inner surface of the core and the outer circumference of the high temperature conductive material come into contact with each other when the temperature is raised to around 200 占 폚. 제1항 내지 제4항의 어느 한 항에 있어서, 가열 로울의 직경은 20mm이하인 것을 특징으로 하는 전자사진용 가열로울.The heating roll for electrophotography according to any one of claims 1 to 4, wherein the diameter of the heating roll is 20 mm or less. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880004571A 1988-04-22 1988-04-22 Heat roll for electro-photography KR920006988B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880004571A KR920006988B1 (en) 1988-04-22 1988-04-22 Heat roll for electro-photography

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880004571A KR920006988B1 (en) 1988-04-22 1988-04-22 Heat roll for electro-photography

Publications (2)

Publication Number Publication Date
KR890016436A true KR890016436A (en) 1989-11-29
KR920006988B1 KR920006988B1 (en) 1992-08-24

Family

ID=19273775

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880004571A KR920006988B1 (en) 1988-04-22 1988-04-22 Heat roll for electro-photography

Country Status (1)

Country Link
KR (1) KR920006988B1 (en)

Also Published As

Publication number Publication date
KR920006988B1 (en) 1992-08-24

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