JPH0162568U - - Google Patents
Info
- Publication number
- JPH0162568U JPH0162568U JP1987158334U JP15833487U JPH0162568U JP H0162568 U JPH0162568 U JP H0162568U JP 1987158334 U JP1987158334 U JP 1987158334U JP 15833487 U JP15833487 U JP 15833487U JP H0162568 U JPH0162568 U JP H0162568U
- Authority
- JP
- Japan
- Prior art keywords
- fixing roll
- utility
- model registration
- heating type
- direct heating
- 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 3
- 239000004020 conductor Substances 0.000 claims 2
- 229910000838 Al alloy Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Fixing For Electrophotography (AREA)
Description
第１図は本考案の実施例を示す要部縦断面図、
第２図は第１図におけるＡ−Ａ線断面図、第３図
は均熱部材の膨張時の状態を示す要部横断面図、
第４図は電極端からの距離と表面温度との関係を
示す図、第５図は従来の構造を示す要部縦断面図
である。
１：芯体、９：均熱部材、１０：突起部。
FIG. 1 is a vertical sectional view of the main part showing an embodiment of the present invention,
FIG. 2 is a sectional view taken along the line A-A in FIG.
FIG. 4 is a diagram showing the relationship between the distance from the electrode end and the surface temperature, and FIG. 5 is a longitudinal sectional view of the main part showing the conventional structure. 1: core, 9: heat equalizing member, 10: protrusion.
Claims (1)
くとも抵抗層および離型性層を順次設け、前記芯
体の内側に、外表面に複数個の可撓性を有する突
起部を設けると共に高熱伝導性材料からなる均熱
部材を嵌装させたことを特徴とする直接加熱式定
着ロール。 (2) 高熱伝導材料がアルミニウム若しくはアル
ミニウム合金である実用新案登録請求の範囲第１
項記載の直接加熱式定着ロール。 (3) 突起部を軸線方向に連続する板状に形成し
た実用新案登録請求の範囲第１項若しくは第２項
記載の直接加熱式定着ロール。[Claims for Utility Model Registration] (1) At least a resistance layer and a release layer are sequentially provided on the outer surface of a core formed into a hollow cylindrical shape, and a plurality of flexible layers are provided on the inner and outer surfaces of the core. What is claimed is: 1. A direct heating type fixing roll, characterized in that a heat equalizing member made of a highly thermally conductive material is fitted in the fixing roll. (2) Scope of utility model registration claim 1 where the high thermal conductive material is aluminum or aluminum alloy
The direct heating type fixing roll described in Section 1. (3) The direct heating type fixing roll according to claim 1 or 2 of the utility model registration claim, in which the protrusion is formed into a continuous plate shape in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987158334U JPH0162568U (en) | 1987-10-16 | 1987-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987158334U JPH0162568U (en) | 1987-10-16 | 1987-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0162568U true JPH0162568U (en) | 1989-04-21 |
Family
ID=31438566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987158334U Pending JPH0162568U (en) | 1987-10-16 | 1987-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0162568U (en) |
-
1987
- 1987-10-16 JP JP1987158334U patent/JPH0162568U/ja active Pending