JPH03114861U - - Google Patents

Info

Publication number
JPH03114861U
JPH03114861U JP2472590U JP2472590U JPH03114861U JP H03114861 U JPH03114861 U JP H03114861U JP 2472590 U JP2472590 U JP 2472590U JP 2472590 U JP2472590 U JP 2472590U JP H03114861 U JPH03114861 U JP H03114861U
Authority
JP
Japan
Prior art keywords
heating elements
heating
rotating body
heating means
energizing
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
JP2472590U
Other languages
Japanese (ja)
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 JP2472590U priority Critical patent/JPH03114861U/ja
Publication of JPH03114861U publication Critical patent/JPH03114861U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Fixing For Electrophotography (AREA)
  • Control Of Resistance Heating (AREA)

Description

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

第1図は本考案のヒートローラの一実施例の斜
視図、第2図はその電力供給回路の一具体例の回
路図、第3図および第4図は該電力供給回路の動
作を説明するためのタイミングチヤート、第5図
は従来のレーザプリンタの概略の構成図、第6図
は従来のヒートローラの斜視図、第7図はタング
ステン線条の温度と抵抗比の関係を示す図である
。 1……ヒートローラ、2,3……加熱体、4…
…回転体、5,6……リレー、7……制御系、8
……フイルタ回路。
Fig. 1 is a perspective view of an embodiment of the heat roller of the present invention, Fig. 2 is a circuit diagram of a specific example of its power supply circuit, and Figs. 3 and 4 explain the operation of the power supply circuit. Fig. 5 is a schematic configuration diagram of a conventional laser printer, Fig. 6 is a perspective view of a conventional heat roller, and Fig. 7 is a diagram showing the relationship between temperature and resistance ratio of tungsten wire. . 1... Heat roller, 2, 3... Heating body, 4...
...Rotating body, 5, 6...Relay, 7...Control system, 8
...filter circuit.

Claims (1)

【実用新案登録請求の範囲】 複数本の低電力消費の加熱体からなり、全体の
発熱量によつて所定の熱量を供給する加熱手段と
、 該加熱手段によつて加熱される回転体と、 前記複数本の加熱体に流す電流の供給方法を制
御する制御手段とを具備し、 少なくとも立ち上げ時に、前記複数本の加熱体
の一部に通電するようにしたことを特徴とする定
着装置。
[Scope of Claim for Utility Model Registration] A heating means that is composed of a plurality of low-power consumption heating elements and supplies a predetermined amount of heat based on the overall calorific value; a rotating body that is heated by the heating means; A fixing device comprising: a control means for controlling a method of supplying current to the plurality of heating elements, and energizing a part of the plurality of heating elements at least at startup.
JP2472590U 1990-03-12 1990-03-12 Pending JPH03114861U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2472590U JPH03114861U (en) 1990-03-12 1990-03-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2472590U JPH03114861U (en) 1990-03-12 1990-03-12

Publications (1)

Publication Number Publication Date
JPH03114861U true JPH03114861U (en) 1991-11-26

Family

ID=31527679

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2472590U Pending JPH03114861U (en) 1990-03-12 1990-03-12

Country Status (1)

Country Link
JP (1) JPH03114861U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007204136A (en) * 2006-02-06 2007-08-16 Nittsu Shoji Co Ltd Container for conveying waste
JP2013160848A (en) * 2012-02-02 2013-08-19 Ricoh Co Ltd Fixing device and image forming apparatus
JP2014013337A (en) * 2012-07-05 2014-01-23 Canon Inc Heating device and image forming apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007204136A (en) * 2006-02-06 2007-08-16 Nittsu Shoji Co Ltd Container for conveying waste
JP2013160848A (en) * 2012-02-02 2013-08-19 Ricoh Co Ltd Fixing device and image forming apparatus
US9454114B2 (en) 2012-02-02 2016-09-27 Ricoh Company, Ltd. Fixing device and image forming apparatus including same
JP2014013337A (en) * 2012-07-05 2014-01-23 Canon Inc Heating device and image forming apparatus

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