JPH0224857U - - Google Patents
Info
- Publication number
- JPH0224857U JPH0224857U JP10141588U JP10141588U JPH0224857U JP H0224857 U JPH0224857 U JP H0224857U JP 10141588 U JP10141588 U JP 10141588U JP 10141588 U JP10141588 U JP 10141588U JP H0224857 U JPH0224857 U JP H0224857U
- Authority
- JP
- Japan
- Prior art keywords
- photosensitive drum
- cold air
- valve body
- guides
- air duct
- 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
- 238000009413 insulation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 1
Description
第１図は本考案の一実施例に係る保温装置を具
備した複写機全体の概略構成図、第２図は同保温
装置の要部を示す模式的構成図、第３図は同保温
装置を作動させるための手順を示すフローチヤー
トである。
〔符号の説明〕、１……複写機、６……定着装
置、９……感光ドラム、１０……中空部、１０ａ
……入口部、１０ｂ……出口部、１１……連通ダ
クト、１２……排気ダクト、１３……排気フアン
、１４……温風ダクト、１５……冷風ダクト、１
６，１６ａ，１６ｂ……弁体、Ｔ，Ｔ′……サミ
ースタ、Ｃ……制御装置。
FIG. 1 is a schematic diagram of the entire copying machine equipped with a heat retention device according to an embodiment of the present invention, FIG. 2 is a schematic diagram showing the main parts of the heat retention device, and FIG. 3 is a diagram showing the main parts of the heat retention device. It is a flowchart showing the procedure for operating. [Explanation of symbols], 1... Copying machine, 6... Fixing device, 9... Photosensitive drum, 10... Hollow part, 10 a
...Inlet part, 10 b ... Outlet part, 11 ... Communication duct, 12 ... Exhaust duct, 13 ... Exhaust fan, 14 ... Hot air duct, 15 ... Cold air duct, 1
6, 16 a , 16 b ... Valve body, T, T'... Sammy star, C... Control device.
Claims (1)
の中空部の人口部に定着装置からの温風を導く温
風ダクトと、外部からの冷風を導く冷風ダクトと
を接続すると共に、上記各ダクト内又はこれらと
上記入口部との連通部に上記温風及び冷風の風量
を調節する弁体を設け、この弁体を感光ドラムの
温度変化に応じて開閉駆動するようにしたことを
特徴とする感光ドラムの保温装置。 The photosensitive drum is formed into a hollow shape, and a hot air duct that guides warm air from the fixing device and a cold air duct that guides cold air from the outside are connected to the artificial part of the hollow part of the photosensitive drum. Alternatively, a valve body for adjusting the volume of hot air and cold air is provided in the communication portion between these and the inlet, and the valve body is driven to open and close according to temperature changes of the photosensitive drum. Drum insulation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10141588U JPH0224857U (en) | 1988-07-29 | 1988-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10141588U JPH0224857U (en) | 1988-07-29 | 1988-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0224857U true JPH0224857U (en) | 1990-02-19 |
Family
ID=31330386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10141588U Pending JPH0224857U (en) | 1988-07-29 | 1988-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0224857U (en) |
-
1988
- 1988-07-29 JP JP10141588U patent/JPH0224857U/ja active Pending