JPS59168765U - Fusing control device - Google Patents

Fusing control device

Info

Publication number
JPS59168765U
JPS59168765U JP6309383U JP6309383U JPS59168765U JP S59168765 U JPS59168765 U JP S59168765U JP 6309383 U JP6309383 U JP 6309383U JP 6309383 U JP6309383 U JP 6309383U JP S59168765 U JPS59168765 U JP S59168765U
Authority
JP
Japan
Prior art keywords
heater
temperature
control device
time
fusing control
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
JP6309383U
Other languages
Japanese (ja)
Inventor
正明 小椋
Original Assignee
株式会社リコー
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 株式会社リコー filed Critical 株式会社リコー
Priority to JP6309383U priority Critical patent/JPS59168765U/en
Publication of JPS59168765U publication Critical patent/JPS59168765U/en
Pending legal-status Critical Current

Links

Landscapes

  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Fixing For Electrophotography (AREA)
  • Control Of Temperature (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]

第1図は本考案に係る定着制御装置の機能ブロック図、
第2図は検出温度とA/D出力との関係を示す特性図、
第3図は定着ローラ温度の波形図、第4図は本考案の動
作に係るタイミングチャート、第5図はヒータと温度ヒ
ユーズとの結線を示す図、第6図は本考案の一実施例に
係る動作のフローチャートである。 3・・・・・士−タ、4・・・・・・サーミスタ、7・
・・・・・制御    8部。
FIG. 1 is a functional block diagram of a fixing control device according to the present invention.
Figure 2 is a characteristic diagram showing the relationship between detected temperature and A/D output;
Fig. 3 is a waveform diagram of the fixing roller temperature, Fig. 4 is a timing chart related to the operation of the present invention, Fig. 5 is a diagram showing the connection between the heater and the temperature fuse, and Fig. 6 is an example of the present invention. It is a flowchart of such operation. 3...Sister, 4...Thermistor, 7.
...Control part 8.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] (1)ヒータとこのヒータの温度検出部及び温度制御部
を有する装置において、ヒータに通電した時点での温度
と一定時間通電後の温度を比較し、一定時間通電後の温
度の方が低い場合はヒータの断線を検知するようにした
ことを特徴とする定着制御装置。
(1) In a device that has a heater, a temperature detection section, and a temperature control section of this heater, when the temperature at the time when the heater is energized and the temperature after energization for a certain period of time are compared, and the temperature after energization for a certain period of time is lower. A fixing control device characterized by detecting a heater disconnection.
(2)実用新案登録請求の範囲第(1)において、設定
された時間内にヒータの通電が停止した場合は設定時間
を計測するタイマーをクリアするようにしたことを特徴
とする定着制御装置。
(2) The fixing control device according to the utility model registration claim (1), characterized in that if the heater stops energizing within a set time, a timer for measuring the set time is cleared.
JP6309383U 1983-04-28 1983-04-28 Fusing control device Pending JPS59168765U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6309383U JPS59168765U (en) 1983-04-28 1983-04-28 Fusing control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6309383U JPS59168765U (en) 1983-04-28 1983-04-28 Fusing control device

Publications (1)

Publication Number Publication Date
JPS59168765U true JPS59168765U (en) 1984-11-12

Family

ID=30193285

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6309383U Pending JPS59168765U (en) 1983-04-28 1983-04-28 Fusing control device

Country Status (1)

Country Link
JP (1) JPS59168765U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0243812A (en) * 1988-08-03 1990-02-14 Toshiba Electric Appliance Co Ltd Fault detector for a/d converter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0243812A (en) * 1988-08-03 1990-02-14 Toshiba Electric Appliance Co Ltd Fault detector for a/d converter

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