JPH0173865U - - Google Patents
Info
- Publication number
- JPH0173865U JPH0173865U JP1987168776U JP16877687U JPH0173865U JP H0173865 U JPH0173865 U JP H0173865U JP 1987168776 U JP1987168776 U JP 1987168776U JP 16877687 U JP16877687 U JP 16877687U JP H0173865 U JPH0173865 U JP H0173865U
- Authority
- JP
- Japan
- Prior art keywords
- heat roller
- image
- fixing
- fixing unit
- thermistor
- 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)
Description
第１図は本考案の実施例の斜視図、第２図はそ
れを適用したレーザープリンタの概略構成図、第
３図は本考案の実施例におけるサーミスタとヒー
トローラの関係図で、Ａは定着ユニツトを外した
状態、Ｂはセツトした状態である。また、第４図
Ａ，Ｂはその他の例を同様に示す図である。
１５……感光体、２０……定着装置、２８……
定着ユニツト、２９……定着ユニツト支持部、３
２……ヒートローラ、３８……サーミスタ、４３
……板バネ、４４……コロ。
Fig. 1 is a perspective view of an embodiment of the present invention, Fig. 2 is a schematic configuration diagram of a laser printer to which the same is applied, Fig. 3 is a relationship diagram of the thermistor and heat roller in the embodiment of the present invention, and A is a fixing B is the state in which the unit is removed, and B is the state in which it is set. Moreover, FIGS. 4A and 4B are diagrams similarly showing other examples. 15...Photoreceptor, 20...Fixing device, 28...
Fixing unit, 29... Fixing unit support section, 3
2...Heat roller, 38...Thermistor, 43
...Plate spring, 44...Koro.
Claims (1)
ト材に転写した後、ヒートローラを含む定着ユニ
ツトで定着する画像形成装置において、前記ヒー
トローラの温度を検出するサーミスタを、前記定
着ユニツトを支持する定着ユニツト支持部に、前
記ヒートローラと接触・分離自在に取り付けたこ
とを特徴とする、定着ヒートローラ温度検出装置
。 ２ 前記サーミスタを前記定着ユニツト支持部に
バネ部材で保持したことを特徴とする、前記実用
新案登録請求の範囲第１項に記載の定着ヒートロ
ーラ温度検出装置。 ３ 前記バネ部材に前記ヒートローラに当接する
コロを装着したことを特徴とする、前記実用新案
登録請求の範囲第２項に記載の定着ヒートローラ
温度検出装置。[Claims for Utility Model Registration] 1. In an image forming apparatus that forms an image on an image carrier, transfers the image to a sheet material, and then fixes the image with a fixing unit including a heat roller, the temperature of the heat roller is detected. A fixing heat roller temperature detection device, characterized in that a thermistor is attached to a fixing unit support portion that supports the fixing unit so as to be able to come into contact with and separate from the heat roller. 2. The fixing heat roller temperature detecting device according to claim 1, wherein the thermistor is held on the fixing unit support portion by a spring member. 3. The fixing heat roller temperature detection device according to claim 2, wherein the spring member is equipped with a roller that comes into contact with the heat roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168776U JPH0173865U (en) | 1987-11-04 | 1987-11-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168776U JPH0173865U (en) | 1987-11-04 | 1987-11-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0173865U true JPH0173865U (en) | 1989-05-18 |
Family
ID=31458251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987168776U Pending JPH0173865U (en) | 1987-11-04 | 1987-11-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0173865U (en) |
-
1987
- 1987-11-04 JP JP1987168776U patent/JPH0173865U/ja active Pending