JPS60168160U - Fuser temperature control device - Google Patents
Fuser temperature control deviceInfo
- Publication number
- JPS60168160U JPS60168160U JP5509484U JP5509484U JPS60168160U JP S60168160 U JPS60168160 U JP S60168160U JP 5509484 U JP5509484 U JP 5509484U JP 5509484 U JP5509484 U JP 5509484U JP S60168160 U JPS60168160 U JP S60168160U
- Authority
- JP
- Japan
- Prior art keywords
- temperature control
- temperature
- control device
- detecting
- heat roll
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は、電子写真装置におけるレーザプリンタの模式
図、第２図は、定着器の縦断面図である。第３図は、従
来技術における定着器温度コントロール回路図、第′４
図は、本考案における定着器温度コントロール回路図で
ある。
図において、１は感光ドラム、２は帯電器、３はレーザ
光走査装置、４は現像機、５は給紙装置、６は転写器、
７は搬送ベルト、８は定着器、９は清掃機、１０はヒー
タランプ、１１はシリコンオイルパン、１２はフェルト
、１３はヒートロール、１４は定着器温度コントロール
センサ、１５はバックアップロール、１６及び１７はア
ウトロール、１８〜２１と２３と２５と２８と２９と３
１〜３３と３５は抵抗、２２と３０．！＝３４は比較回
路、２４はプリンタ制御回路、２６はＭの回路、２７は
ソリッドステートリレーである。FIG. 1 is a schematic diagram of a laser printer in an electrophotographic apparatus, and FIG. 2 is a longitudinal sectional view of a fixing device. FIG. 3 is a fuser temperature control circuit diagram in the prior art, No. 4
The figure is a fuser temperature control circuit diagram according to the present invention. In the figure, 1 is a photosensitive drum, 2 is a charger, 3 is a laser beam scanning device, 4 is a developing device, 5 is a paper feeding device, 6 is a transfer device,
7 is a conveyor belt, 8 is a fuser, 9 is a cleaning machine, 10 is a heater lamp, 11 is a silicone oil pan, 12 is a felt, 13 is a heat roll, 14 is a fuser temperature control sensor, 15 is a backup roll, 16 and 17 is out roll, 18-21 and 23 and 25 and 28 and 29 and 3
1 to 33 and 35 are resistors, 22 and 30. ! 34 is a comparison circuit, 24 is a printer control circuit, 26 is an M circuit, and 27 is a solid state relay.
Claims (2)
ロールとを具備する電子写真装置の定着装置において、
前述のヒートロールの表面温度を検出する温度コントロ
ールセンサを設け、前述の温度コントロールセンサの温
度により変化する抵抗値を電圧比較により温度を検出す
る回路を複数個または複数個に相当する手段を設けるこ
と。 により、 温度コントロールセンサのリード線の断線、短絡を検出
することを特徴とする定着器温度コントロール装置。(1) In a fixing device for an electrophotographic apparatus that includes a heater lamp, a heat roll, and a backup roll,
A temperature control sensor for detecting the surface temperature of the heat roll described above is provided, and a plurality of circuits or means corresponding to the plurality of circuits are provided for detecting the temperature by voltage comparison of the resistance value that changes depending on the temperature of the temperature control sensor. . A fuser temperature control device characterized by detecting disconnection or short circuit of a lead wire of a temperature control sensor.
出することを特徴とする実用新案登録請求の範囲第１項
記載の定着器温度コントロール装、 置。(2) The fixing device temperature control device according to claim 1, which is characterized in that it detects abnormally high or abnormally low temperatures of the heat roll surface temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5509484U JPS60168160U (en) | 1984-04-13 | 1984-04-13 | Fuser temperature control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5509484U JPS60168160U (en) | 1984-04-13 | 1984-04-13 | Fuser temperature control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60168160U true JPS60168160U (en) | 1985-11-08 |
Family
ID=30577445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5509484U Pending JPS60168160U (en) | 1984-04-13 | 1984-04-13 | Fuser temperature control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60168160U (en) |
-
1984
- 1984-04-13 JP JP5509484U patent/JPS60168160U/en active Pending
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