JPH01160472U - - Google Patents
Info
- Publication number
- JPH01160472U JPH01160472U JP5479188U JP5479188U JPH01160472U JP H01160472 U JPH01160472 U JP H01160472U JP 5479188 U JP5479188 U JP 5479188U JP 5479188 U JP5479188 U JP 5479188U JP H01160472 U JPH01160472 U JP H01160472U
- Authority
- JP
- Japan
- Prior art keywords
- key
- heat roll
- hub
- height
- keyway
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Fixing For Electrophotography (AREA)
Description
第１図は本考案を実施した場合のヒートロール
のキー溝とキーの相対すべり関係を示す模式断面
図である。第２図は電子写真方式連続紙レーザプ
リンタの構造原理図、第３図はヒートロールの取
付構造を示す縦断面図、第４図はヒートロールと
駆動及び従動ハブの取付関係を示す斜視図、第５
図は従来技術になるヒートロールのキー溝とキー
の相対すべり関係を示す模式断面図である。図に
おいて４はヒートロール、５はバツクアツプロー
ル、６はキー、７はキー溝、８は駆動ハブ、９は
従動ハブを示す。
FIG. 1 is a schematic sectional view showing the relative sliding relationship between the key groove and the key of the heat roll when the present invention is implemented. Fig. 2 is a structural principle diagram of an electrophotographic continuous paper laser printer, Fig. 3 is a longitudinal sectional view showing the mounting structure of the heat roll, and Fig. 4 is a perspective view showing the mounting relationship between the heat roll and the drive and driven hubs. Fifth
The figure is a schematic cross-sectional view showing the relative sliding relationship between the key groove and the key of a heat roll according to the prior art. In the figure, 4 is a heat roll, 5 is a back-up roll, 6 is a key, 7 is a keyway, 8 is a drive hub, and 9 is a driven hub.
Claims (1)
ブで両端側から支え、回転駆動トルクの伝達を前
記ハブに装着したキーとヒートロールの端部に設
けたキー溝の嵌合により行う電子写真式レーザプ
リンタのヒートロール定着機構において、前記キ
ーの高さをこれに嵌合するキー溝の高さより低く
ならないように選定したことを特徴とするヒート
ロール駆動機構。 An electrophotographic laser in which a cylindrical heat roll is supported from both ends by a hub attached to a rotating shaft, and rotational drive torque is transmitted by fitting a key attached to the hub with a keyway provided at the end of the heat roll. 1. A heat roll drive mechanism for a printer, characterized in that the height of the key is selected so as not to be lower than the height of a keyway into which the key is fitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988054791U JPH0746932Y2 (en) | 1988-04-22 | 1988-04-22 | Heat roll drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988054791U JPH0746932Y2 (en) | 1988-04-22 | 1988-04-22 | Heat roll drive mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01160472U true JPH01160472U (en) | 1989-11-07 |
| JPH0746932Y2 JPH0746932Y2 (en) | 1995-10-25 |
Family
ID=31280705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988054791U Expired - Lifetime JPH0746932Y2 (en) | 1988-04-22 | 1988-04-22 | Heat roll drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0746932Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57100458A (en) * | 1980-12-16 | 1982-06-22 | Ricoh Co Ltd | Rolling device |
| JPS61116233U (en) * | 1984-12-29 | 1986-07-22 |
-
1988
- 1988-04-22 JP JP1988054791U patent/JPH0746932Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57100458A (en) * | 1980-12-16 | 1982-06-22 | Ricoh Co Ltd | Rolling device |
| JPS61116233U (en) * | 1984-12-29 | 1986-07-22 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0746932Y2 (en) | 1995-10-25 |