JPH0437965U - - Google Patents
Info
- Publication number
- JPH0437965U JPH0437965U JP7999190U JP7999190U JPH0437965U JP H0437965 U JPH0437965 U JP H0437965U JP 7999190 U JP7999190 U JP 7999190U JP 7999190 U JP7999190 U JP 7999190U JP H0437965 U JPH0437965 U JP H0437965U
- Authority
- JP
- Japan
- Prior art keywords
- heat
- layer
- fixing roller
- resistant
- resistant elastic
- 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 description 3
- 239000002184 metal Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fixing For Electrophotography (AREA)
Description
第１図は請求項１に記載の考案の一実施例の断
面図、第２図は同断面の一部を模式的に示す説明
図、第３図は定着器の封筒定着状態の要部を示す
斜視図、第４図は請求項２に記載された考案の一
実施例の断面図、第５図は同断面の一部を模式的
に示す説明図、第６図は本考案に係る加熱定着ロ
ーラが用いられているレーザプリタの全体概略構
成図である。第７図は従来例の定着器の要部を示
す断面図、第８図は同定着ローラ対の封筒定着時
のニツプ部を示す一部拡大断面図である。
３０……加熱定着ローラ、３１……金属軸心、
３２……絶縁層、３３……電気抵抗発熱体層、３
４……耐熱弾性体層、３８……耐熱離型性層。
FIG. 1 is a sectional view of an embodiment of the invention according to claim 1, FIG. 2 is an explanatory diagram schematically showing a part of the same cross section, and FIG. 3 is a main part of the fixing device in the envelope fixing state. FIG. 4 is a sectional view of an embodiment of the invention according to claim 2, FIG. 5 is an explanatory view schematically showing a part of the same cross section, and FIG. 1 is an overall schematic configuration diagram of a laser printer using a fixing roller. FIG. FIG. 7 is a sectional view showing the main parts of a conventional fixing device, and FIG. 8 is a partially enlarged sectional view showing the nip portion of the fixing roller pair during envelope fixing. 30... Heat fixing roller, 31... Metal shaft center,
32... Insulating layer, 33... Electric resistance heating element layer, 3
4... Heat-resistant elastic layer, 38... Heat-resistant mold release layer.
Claims (1)
熱弾性体層を順次設けてなる加熱定着ローラ。 ２ 耐熱弾性体層上に、さらに耐熱離型性層を設
けてなる請求項１記載の加熱定着ローラ。[Claims for Utility Model Registration] 1. A heating fixing roller comprising an insulating layer, an electric resistance heating layer, and a heat-resistant elastic layer sequentially provided on a metal core shaft. 2. The heat fixing roller according to claim 1, further comprising a heat-resistant release layer on the heat-resistant elastic layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7999190U JPH0437965U (en) | 1990-07-27 | 1990-07-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7999190U JPH0437965U (en) | 1990-07-27 | 1990-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0437965U true JPH0437965U (en) | 1992-03-31 |
Family
ID=31624652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7999190U Pending JPH0437965U (en) | 1990-07-27 | 1990-07-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0437965U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001069326A1 (en) * | 2000-03-15 | 2001-09-20 | Fujitsu Limited | Fixing device |
-
1990
- 1990-07-27 JP JP7999190U patent/JPH0437965U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001069326A1 (en) * | 2000-03-15 | 2001-09-20 | Fujitsu Limited | Fixing device |
| CN1308778C (en) * | 2000-03-15 | 2007-04-04 | 富士施乐株式会社 | Fixing device |
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