JPS6124763U - Fusing device - Google Patents

Fusing device

Info

Publication number
JPS6124763U
JPS6124763U JP10912184U JP10912184U JPS6124763U JP S6124763 U JPS6124763 U JP S6124763U JP 10912184 U JP10912184 U JP 10912184U JP 10912184 U JP10912184 U JP 10912184U JP S6124763 U JPS6124763 U JP S6124763U
Authority
JP
Japan
Prior art keywords
fixing device
heat generating
generating heater
electrode spring
fusing device
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.)
Pending
Application number
JP10912184U
Other languages
Japanese (ja)
Inventor
康夫 鈴木
Original Assignee
キヤノン株式会社
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 by キヤノン株式会社 filed Critical キヤノン株式会社
Priority to JP10912184U priority Critical patent/JPS6124763U/en
Publication of JPS6124763U publication Critical patent/JPS6124763U/en
Pending legal-status Critical Current

Links

Landscapes

  • Fixing For Electrophotography (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

図面第１図イ，川土本考案の一実施例である定着装置の
一部概要を示し、イは通常時、口は異常昇温時である。 第２図は本考案の他の実施例である定着装置の発熱ヒー
タと、電極バネの係合接続部を示す図である。 第３図は本考案よりなる定着装置が適用される複写機の
一例を示す概成概要図、第４図イ，口は温度ヒューズの
一例を示す断面図である。 １：感光体ドラム、２：帯電器、３：原稿、４：照明ラ
ンプ、５：レンズアレイ、６：現像スリーブ、７：転写
帯電器、８：クリーニングブレード、９：給紙ローラ、
１０：転写シート、１１．１３：シート搬送ガイド、１
２：レジストローラ、１４：分離ベルト、１５：搬送ベ
ルト、１６：定着ローラ、１７：シ一トガイド、２８，
３０：電極バネ、２９：発熱ヒータ、３１：コイルバネ
。Figure 1A shows a partial outline of the fixing device, which is an embodiment of Kawadomoto's invention, where A shows a normal state and a mouth shows an abnormally high temperature. FIG. 2 is a diagram showing a heat generating heater of a fixing device according to another embodiment of the present invention and an engagement connection portion of an electrode spring. FIG. 3 is a schematic diagram showing an example of a copying machine to which a fixing device according to the present invention is applied, and FIG. 4 is a sectional view showing an example of a thermal fuse. 1: Photosensitive drum, 2: Charger, 3: Original, 4: Illumination lamp, 5: Lens array, 6: Developing sleeve, 7: Transfer charger, 8: Cleaning blade, 9: Paper feed roller,
10: Transfer sheet, 11.13: Sheet conveyance guide, 1
2: Registration roller, 14: Separation belt, 15: Conveyance belt, 16: Fixing roller, 17: Sheet guide, 28,
30: electrode spring, 29: heat generating heater, 31: coil spring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 定着ロール用の発熱ヒータと、この発熱ヒータに係脱可
能に接続された電源側の電極バネとを備え、前記電極バ
ネは、定着装置が一定値以上に昇温したときに記憶形状
に復元する形状記憶合金により、前記発熱ヒータとの電
気的接続が断たれるようにしたことを特徴とする定着装
置。The fixing device includes a heat generating heater for the fixing roll, and an electrode spring on the power supply side that is detachably connected to the heat generating heater, and the electrode spring restores to the memorized shape when the temperature of the fixing device rises above a certain value. A fixing device characterized in that electrical connection with the heat generating heater is cut off by a shape memory alloy.
JP10912184U 1984-07-19 1984-07-19 Fusing device Pending JPS6124763U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10912184U JPS6124763U (en) 1984-07-19 1984-07-19 Fusing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10912184U JPS6124763U (en) 1984-07-19 1984-07-19 Fusing device

Publications (1)

Publication Number Publication Date
JPS6124763U true JPS6124763U (en) 1986-02-14

Family

ID=30668288

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10912184U Pending JPS6124763U (en) 1984-07-19 1984-07-19 Fusing device

Country Status (1)

Country Link
JP (1) JPS6124763U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62193267U (en) * 1986-05-28 1987-12-08

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62193267U (en) * 1986-05-28 1987-12-08

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