JPH0411564U - - Google Patents
Info
- Publication number
- JPH0411564U JPH0411564U JP5261390U JP5261390U JPH0411564U JP H0411564 U JPH0411564 U JP H0411564U JP 5261390 U JP5261390 U JP 5261390U JP 5261390 U JP5261390 U JP 5261390U JP H0411564 U JPH0411564 U JP H0411564U
- Authority
- JP
- Japan
- Prior art keywords
- fixing roller
- network
- resistance network
- insulating layer
- covered
- 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
- 239000010410 layer Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000011253 protective coating Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Fixing For Electrophotography (AREA)
- Laminated Bodies (AREA)
Description
第１図は本考案の一実施例を示す定着ローラの
要部側断面図、第２図は離間部と低融点金属の形
成手順を示す説明図、第３図は他の実施例を示す
要部側断面図、第４図は従来の定着ローラの構造
を示す説明図、第５図は定着動作を説明する概略
側断面図である。
１……金属パイプ、２……絶縁体層、３……電
気抵抗回路網、３ａ……離間部、４……保護コー
テイング層、９……低融点金属、１３……定着ロ
ーラ。
Fig. 1 is a sectional side view of the main part of a fixing roller showing one embodiment of the present invention, Fig. 2 is an explanatory diagram showing the procedure for forming the spacing portion and the low melting point metal, and Fig. 3 is a main part showing another embodiment. FIG. 4 is an explanatory diagram showing the structure of a conventional fixing roller, and FIG. 5 is a schematic side sectional view explaining the fixing operation. DESCRIPTION OF SYMBOLS 1... Metal pipe, 2... Insulator layer, 3... Electric resistance circuit network, 3a... Separation part, 4... Protective coating layer, 9... Low melting point metal, 13... Fixing roller.
Claims (1)
い、かつこの絶縁体層の表面に電気抵抗回路網を
搭載し、さらにこの電気抵抗回路網を熱伝導性を
有する材質から成る保護コーテイング層により覆
つて成る定着ローラにおいて、 前記電気抵抗回路網の一部に離間部を設けて絶
縁状態とし、 かつ、この離間部の電気的接続を得るために低
融点金属を、前記電気抵抗回路網に接続したこを
特徴とする定着ローラ。[Claims for Utility Model Registration] The circumferential surface of a cylindrical metal pipe is covered with an insulating layer, an electrical resistance network is mounted on the surface of this insulating layer, and this electrical resistance network is further made thermally conductive. In the fixing roller covered with a protective coating layer made of a material, a part of the electric resistance network is provided with a spaced part to be insulated, and a low melting point metal is provided in order to electrically connect the spaced part. , a fixing roller connected to the electric resistance circuit network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5261390U JPH0411564U (en) | 1990-05-22 | 1990-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5261390U JPH0411564U (en) | 1990-05-22 | 1990-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0411564U true JPH0411564U (en) | 1992-01-30 |
Family
ID=31573059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5261390U Pending JPH0411564U (en) | 1990-05-22 | 1990-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0411564U (en) |
-
1990
- 1990-05-22 JP JP5261390U patent/JPH0411564U/ja active Pending