JPH0188964U - - Google Patents

Info

Publication number
JPH0188964U
JPH0188964U JP18425287U JP18425287U JPH0188964U JP H0188964 U JPH0188964 U JP H0188964U JP 18425287 U JP18425287 U JP 18425287U JP 18425287 U JP18425287 U JP 18425287U JP H0188964 U JPH0188964 U JP H0188964U
Authority
JP
Japan
Prior art keywords
heating source
control
value
energization
temperature
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.)
Granted
Application number
JP18425287U
Other languages
English (en)
Other versions
JPH0542446Y2 (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 JP18425287U priority Critical patent/JPH0542446Y2/ja
Publication of JPH0188964U publication Critical patent/JPH0188964U/ja
Application granted granted Critical
Publication of JPH0542446Y2 publication Critical patent/JPH0542446Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

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

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す回路図、第２
図ａ〜ｃは第１図の説明に供するタイムチヤート
及び波形図、第３図ａ，ｂ及び第４図は本考案の
動作を説明するフローチヤート、第５図はＲＡＭ
及びＥＥＰＲＯＭ内の模式的なテーブル構成図、
第６図は従来の温度制御装置の回路図である。 Ｒ１〜Ｒ１６……抵抗、ＲＴＨ……感温素子（
サーミスタ）、Ｈ１……ヒータ、１……コンパレ
ータ、２……ヒータ駆動回路、３……マイクロコ
ンピユータ、３ａ……ＣＰＵ、４……ＥＥＰＲＯ
Ｍ、６……ＲＡＭ。

Claims (1)

  1. 【実用新案登録請求の範囲】 温度変化に応じて抵抗値が変化する感温素子の
    抵抗値に基づいて加熱源の作動制御を行う定着器
    の温度制御装置に於いて、 前記感温素子の抵抗値変化に基づき前記加熱源
    に対する通電制御信号を発生する第１の制御手段
    と、 該第１の制御手段の制御に応じた加熱源への通
    電期間を測定する測定手段と、 該測定手段の測定値に基づき前記加熱源に対す
    る通電期間の補正値を演算する演算手段と、 該演算手段の演算値に基づき前記第１の制御手
    段の制御信号より優先する前記加熱源の通電制御
    信号を出力する第２の制御手段とを有することを
    特徴とする定着器の温度制御装置。
JP18425287U 1987-12-02 1987-12-02 Expired - Lifetime JPH0542446Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18425287U JPH0542446Y2 (ja) 1987-12-02 1987-12-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18425287U JPH0542446Y2 (ja) 1987-12-02 1987-12-02

Publications (2)

Publication Number Publication Date
JPH0188964U true JPH0188964U (ja) 1989-06-12
JPH0542446Y2 JPH0542446Y2 (ja) 1993-10-26

Family

ID=31475625

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18425287U Expired - Lifetime JPH0542446Y2 (ja) 1987-12-02 1987-12-02

Country Status (1)

Country Link
JP (1) JPH0542446Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7310485B2 (en) 2004-03-11 2007-12-18 Konica Minolta Business Technologies, Inc. Temperature control of a fixing roller in an image forming apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7310485B2 (en) 2004-03-11 2007-12-18 Konica Minolta Business Technologies, Inc. Temperature control of a fixing roller in an image forming apparatus

Also Published As

Publication number Publication date
JPH0542446Y2 (ja) 1993-10-26

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