JPS63113170U - - Google Patents
Info
- Publication number
- JPS63113170U JPS63113170U JP333187U JP333187U JPS63113170U JP S63113170 U JPS63113170 U JP S63113170U JP 333187 U JP333187 U JP 333187U JP 333187 U JP333187 U JP 333187U JP S63113170 U JPS63113170 U JP S63113170U
- Authority
- JP
- Japan
- Prior art keywords
- energization
- fixing device
- forming apparatus
- image forming
- fixing
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Fixing For Electrophotography (AREA)
Description
第１図は本考案の一実施例を周辺構成と共に示
した構成図、第２図は本考案における通電制御回
路のヒステリシス幅の説明図、第３図は本考案の
温度制御の流れを示すフローチヤート、第４図は
電子複写機の構成例を示す図、第５図はヒステリ
シス・オンオフ制御モードを示す図である。
１……感光ドラム、２……クリーニング部、３
……帯電極、４……帯電消去部、５……露光部、
６……原稿、８……転写部、９……搬送機構、１
０……定着ローラ、２０……光学ユニツト、２１
……光源、３０……温度検出センサ、３１……通
電制御回路、３２……定着ヒータ。
Fig. 1 is a configuration diagram showing an embodiment of the present invention together with the peripheral configuration, Fig. 2 is an explanatory diagram of the hysteresis width of the energization control circuit in the present invention, and Fig. 3 is a flowchart showing the flow of temperature control in the present invention. FIG. 4 is a diagram showing an example of the configuration of an electronic copying machine, and FIG. 5 is a diagram showing a hysteresis on/off control mode. 1...Photosensitive drum, 2...Cleaning section, 3
... Charged electrode, 4 ... Charge erasing section, 5 ... Exposure section,
6... Original document, 8... Transfer unit, 9... Conveyance mechanism, 1
0... Fixing roller, 20... Optical unit, 21
...Light source, 30...Temperature detection sensor, 31...Electricity control circuit, 32...Fusing heater.
Claims (1)
ヒータで加熱される定着ローラを用いて定着させ
る画像形成装置の定着装置であつて、定着ローラ
の表面温度に関連した信号を出力する温度検出セ
ンサと、該温度検出センサの検出信号に応じて前
記定着ヒータへの通電をヒステリシス・オンオフ
制御する通電制御回路とを有し、アイドリングモ
ードにおけるヒステリシス幅をコピーモードにお
けるヒステリシス幅よりも広くすることを特徴と
する画像形成装置の定着装置。 (2) 前記通電制御回路として、アイドリングモ
ードからコピーモードに移つた１回目の通電停止
は、コピーモードでの通電開始温度にて行うもの
を用いたことを特徴とする実用新案登録請求の範
囲第１項記載の画像形成装置の定着装置。[Claims for Utility Model Registration] (1) A fixing device of an image forming apparatus that fixes a toner image formed on a transfer paper using a fixing roller heated by a fixing heater, which It has a temperature detection sensor that outputs a related signal, and an energization control circuit that controls hysteresis and on/off of energization to the fixing heater according to the detection signal of the temperature detection sensor, and has a hysteresis width in the idling mode and a hysteresis width in the copy mode. A fixing device for an image forming apparatus, characterized in that the fixing device has a width wider than a hysteresis width. (2) The utility model registration claim No. 1 is characterized in that the energization control circuit is such that the first energization is stopped at the energization start temperature in the copy mode when the idling mode is shifted to the copy mode. A fixing device for an image forming apparatus according to item 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP333187U JPH0540527Y2 (en) | 1987-01-13 | 1987-01-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP333187U JPH0540527Y2 (en) | 1987-01-13 | 1987-01-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63113170U true JPS63113170U (en) | 1988-07-21 |
| JPH0540527Y2 JPH0540527Y2 (en) | 1993-10-14 |
Family
ID=30782994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP333187U Expired - Lifetime JPH0540527Y2 (en) | 1987-01-13 | 1987-01-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0540527Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013145474A (en) * | 2012-01-14 | 2013-07-25 | Tomy Ltd | Electrical apparatus |
-
1987
- 1987-01-13 JP JP333187U patent/JPH0540527Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013145474A (en) * | 2012-01-14 | 2013-07-25 | Tomy Ltd | Electrical apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0540527Y2 (en) | 1993-10-14 |
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