JPS62193267U - - Google Patents

Info

Publication number
JPS62193267U
JPS62193267U JP7957286U JP7957286U JPS62193267U JP S62193267 U JPS62193267 U JP S62193267U JP 7957286 U JP7957286 U JP 7957286U JP 7957286 U JP7957286 U JP 7957286U JP S62193267 U JPS62193267 U JP S62193267U
Authority
JP
Japan
Prior art keywords
fixing roller
power
roller device
heating layer
power receiving
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.)
Granted
Application number
JP7957286U
Other languages
Japanese (ja)
Other versions
JPH0524930Y2 (en
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
Application filed filed Critical
Priority to JP1986079572U priority Critical patent/JPH0524930Y2/ja
Publication of JPS62193267U publication Critical patent/JPS62193267U/ja
Application granted granted Critical
Publication of JPH0524930Y2 publication Critical patent/JPH0524930Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Motor Or Generator Current Collectors (AREA)
  • Fixing For Electrophotography (AREA)
  • Control Of Resistance Heating (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例装置を示す部分破断
斜視図である。 １……母材、２……耐熱絶縁材層、３……抵抗
発熱体層、３Ａ……受電部、４……離型層、５…
…給電部材。 FIG. 1 is a partially cutaway perspective view showing an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Base material, 2... Heat-resistant insulating material layer, 3... Resistance heating element layer, 3A... Power receiving part, 4... Release layer, 5...
...Power supply component.

Claims (1)

【実用新案登録請求の範囲】 (1) 円筒状母材上に抵抗発熱体層が形成されて
いる定着ローラを有するものにおいて、 抵抗発熱体層は少なくとも定着ローラの表面の
一部に露呈する受電部を有し、 該受電部には、形状記憶合金から成る給電部材
を摺接せしめ、 該給電部材は一定温度以上で上記受電部とは非
接触状態となるように設定されている、 ことを特徴とする定着ローラ装置。 (2) 抵抗発熱体層は、耐熱絶縁材層を介して形
成成せられていることを特徴とする実用新案登録
請求の範囲第(1)項記載の定着ローラ装置。 (3) 耐熱絶縁材層はセラミツク材であることを
特徴とする実用新案登録請求の範囲第(2)項記載
の定着ローラ装置。 (4) 定着ローラは、少なくとも受電部を除いて
表面に離型層が形成されていることを特徴とする
実用新案登録請求の範囲第(1)項ないし第(3)項の
うちの１つに記載の定着ローラ装置。[Claims for Utility Model Registration] (1) In a fixing roller having a resistive heating layer formed on a cylindrical base material, the resistive heating layer is a power-receiving device that is exposed on at least a part of the surface of the fixing roller. A power feeding member made of a shape memory alloy is brought into sliding contact with the power receiving portion, and the power feeding member is set to be in a non-contact state with the power receiving portion above a certain temperature. Features of the fixing roller device. (2) The fixing roller device according to claim (1), wherein the resistance heating layer is formed with a heat-resistant insulating material layer interposed therebetween. (3) The fixing roller device according to claim 2, wherein the heat-resistant insulating material layer is made of ceramic material. (4) One of the utility model registration claims (1) to (3), characterized in that the fixing roller has a release layer formed on its surface except for at least the power receiving part. The fixing roller device described in .
JP1986079572U 1986-05-28 1986-05-28 Expired - Lifetime JPH0524930Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986079572U JPH0524930Y2 (en) 1986-05-28 1986-05-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986079572U JPH0524930Y2 (en) 1986-05-28 1986-05-28

Publications (2)

Publication Number Publication Date
JPS62193267U true JPS62193267U (en) 1987-12-08
JPH0524930Y2 JPH0524930Y2 (en) 1993-06-24

Family

ID=30929557

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986079572U Expired - Lifetime JPH0524930Y2 (en) 1986-05-28 1986-05-28

Country Status (1)

Country Link
JP (1) JPH0524930Y2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59155872A (en) * 1983-02-24 1984-09-05 Hitachi Metals Ltd Heat fixing device
JPS6091376A (en) * 1983-10-26 1985-05-22 Kyocera Corp Heat fixing device
JPS60150570U (en) * 1984-03-12 1985-10-05 京セラ株式会社 Heat fixing device
JPS6124763U (en) * 1984-07-19 1986-02-14 キヤノン株式会社 Fusing device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59155872A (en) * 1983-02-24 1984-09-05 Hitachi Metals Ltd Heat fixing device
JPS6091376A (en) * 1983-10-26 1985-05-22 Kyocera Corp Heat fixing device
JPS60150570U (en) * 1984-03-12 1985-10-05 京セラ株式会社 Heat fixing device
JPS6124763U (en) * 1984-07-19 1986-02-14 キヤノン株式会社 Fusing device

Also Published As

Publication number Publication date
JPH0524930Y2 (en) 1993-06-24

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