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
Links
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Fixing For Electrophotography (AREA)
- Control Of Resistance Heating (AREA)
Description
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)
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.
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)
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 |
-
1990
- 1990-03-12 JP JP2472590U patent/JPH03114861U/ja active Pending
Cited By (4)
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 |