JPH0457867U - - Google Patents
Info
- Publication number
- JPH0457867U JPH0457867U JP9874690U JP9874690U JPH0457867U JP H0457867 U JPH0457867 U JP H0457867U JP 9874690 U JP9874690 U JP 9874690U JP 9874690 U JP9874690 U JP 9874690U JP H0457867 U JPH0457867 U JP H0457867U
- Authority
- JP
- Japan
- Prior art keywords
- roller
- cleaning blade
- pressure
- pressure contact
- fixing roller
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Fixing For Electrophotography (AREA)
Description
第１図は本考案の一実施例を示す定着装置の正
断面図、第２図は同上の要部を示す斜視図、第３
図は加圧された状態のクリーニングブレードと定
着ローラを示す正面図、第４図は本考案の他の実
施例を要部のみ示す正面図、第５図は同上の作用
図、第６図は本考案を実施したとき得られるクリ
ーニングブレードと定着ローラとの圧接力の分布
を示す線図である。
１……定着ローラ、２……加圧ローラ、３……
クリーニング機構、６……クリーニング部、８…
…ピン、９……ブラケツト、１０……保持部材、
１２……クリーニングブレード、９ａ……付勢ば
ね、Ｔ……未定着トナー像、Ｐ……用紙、２１…
…加圧レバー。
FIG. 1 is a front sectional view of a fixing device showing an embodiment of the present invention, FIG. 2 is a perspective view showing the main parts of the same, and FIG.
The figure is a front view showing the cleaning blade and fixing roller under pressure, Figure 4 is a front view showing only the main parts of another embodiment of the present invention, Figure 5 is an operational view of the same, and Figure 6 is FIG. 3 is a diagram showing the distribution of the pressure contact force between the cleaning blade and the fixing roller obtained when the present invention is implemented. 1... Fixing roller, 2... Pressure roller, 3...
Cleaning mechanism, 6...Cleaning section, 8...
...pin, 9...bracket, 10...holding member,
12...Cleaning blade, 9a...Biasing spring, T...Unfixed toner image, P...Paper, 21...
...Pressure lever.
Claims (1)
ラとの間に未定着トナー像を形成された用紙を挿
通して上記未定着トナー像を定着し、上記定着ロ
ーラの外周面の一部に圧接した状態で該ローラ表
面を清掃する弾性体からなるクリーニングブレー
ドを備えた定着装置において、 上記クリーニングブレードを保持している保持
部材に加圧手段を設け、上記クリーニングブレー
ドと定着ローラの圧接力を、軸方向において両端
部よりも中央部を大きくしたことを特徴とする定
着装置。[Claims for Utility Model Registration] A sheet of paper on which an unfixed toner image is formed is inserted between a fixing roller and a pressure roller that rotate in pressure contact with each other, and the unfixed toner image is fixed, and the fixing roller is rotated. In a fixing device equipped with a cleaning blade made of an elastic body that cleans the surface of the roller while in pressure contact with a part of the outer peripheral surface, a pressure means is provided on a holding member holding the cleaning blade, and the cleaning blade and A fixing device characterized in that the pressure contact force of the fixing roller is greater at the center than at both ends in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9874690U JP2531249Y2 (en) | 1990-09-20 | 1990-09-20 | Fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9874690U JP2531249Y2 (en) | 1990-09-20 | 1990-09-20 | Fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0457867U true JPH0457867U (en) | 1992-05-18 |
| JP2531249Y2 JP2531249Y2 (en) | 1997-04-02 |
Family
ID=31840143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9874690U Expired - Fee Related JP2531249Y2 (en) | 1990-09-20 | 1990-09-20 | Fixing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2531249Y2 (en) |
-
1990
- 1990-09-20 JP JP9874690U patent/JP2531249Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2531249Y2 (en) | 1997-04-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |