JPH0384856U - - Google Patents
Info
- Publication number
- JPH0384856U JPH0384856U JP14601589U JP14601589U JPH0384856U JP H0384856 U JPH0384856 U JP H0384856U JP 14601589 U JP14601589 U JP 14601589U JP 14601589 U JP14601589 U JP 14601589U JP H0384856 U JPH0384856 U JP H0384856U
- Authority
- JP
- Japan
- Prior art keywords
- fixing device
- fixing
- roller
- temperature changes
- changes
- 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
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fixing For Electrophotography (AREA)
Description
第１図は本考案による定着装置の構造及びその
動作を示す説明図、第２図は本考案による定着装
置の構造を示す説明図である。
符号の説明、１００……定着装置、１０１……
熱源（ヒータ）、１０２……定着ローラ、１０３
……加圧ローラ、１０７，１１０……入口ガイド
部材、１１１，１１３……排紙ガイド部材、１１
２……サーミスタ、１２０……搬入口、１２１…
…排出口。
FIG. 1 is an explanatory diagram showing the structure and operation of the fixing device according to the present invention, and FIG. 2 is an explanatory diagram showing the structure of the fixing device according to the present invention. Explanation of symbols, 100... Fixing device, 101...
Heat source (heater), 102... Fixing roller, 103
... Pressure roller, 107, 110 ... Entrance guide member, 111, 113 ... Paper discharge guide member, 11
2... Thermistor, 120... Loading port, 121...
…Vent.
Claims (1)
態で溶融定着するための加熱手段を内部に持つた
定着ローラ及び該定着ローラに圧接する加圧ロー
ラとを有する定着装置において、 前記定着装置に設けられている開口部を、温度
変化に基づいて形状が変化する形状記憶合金若し
くは樹脂等の材料により構成し、前記定着装置内
の温度変化に基づいて前記開口部が開閉動作する
ことを特徴とする定着装置。[Claims for Utility Model Registration] A fixing device that includes a fixing roller that has a heating means inside to melt and fix the toner on the transfer paper that has undergone the transfer process while being held and conveyed, and a pressure roller that comes into pressure contact with the fixing roller. In the fixing device, the opening provided in the fixing device is made of a material such as a shape memory alloy or resin that changes shape based on temperature changes, and the opening opens and closes based on temperature changes in the fixing device. A fixing device characterized in that it operates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14601589U JPH0384856U (en) | 1989-12-19 | 1989-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14601589U JPH0384856U (en) | 1989-12-19 | 1989-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0384856U true JPH0384856U (en) | 1991-08-28 |
Family
ID=31692629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14601589U Pending JPH0384856U (en) | 1989-12-19 | 1989-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0384856U (en) |
-
1989
- 1989-12-19 JP JP14601589U patent/JPH0384856U/ja active Pending
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