JPS6199153U - - Google Patents
Info
- Publication number
- JPS6199153U JPS6199153U JP18210184U JP18210184U JPS6199153U JP S6199153 U JPS6199153 U JP S6199153U JP 18210184 U JP18210184 U JP 18210184U JP 18210184 U JP18210184 U JP 18210184U JP S6199153 U JPS6199153 U JP S6199153U
- Authority
- JP
- Japan
- Prior art keywords
- pair
- developing rollers
- gear
- developing
- gear train
- 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
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 1
Landscapes
- Photographic Processing Devices Using Wet Methods (AREA)
- Controlling Sheets Or Webs (AREA)
Description
第１図は本考案の一適用例であるジアゾ複写機
の断面構成図、第２図は本考案に係る現像部駆動
装置の駆動関連機構を示す図、第３図は同上駆動
装置における摩擦力伝達装置を含む歯車列の断面
図、第４図は同上摩擦力伝達装置の別の例を示す
断面図である。
２０３，２０４…現像ローラー対、２０７…モ
ーター、２０８…無端タイミングベルト、２１７
…被摩擦駆動歯車、２１９…歯車、２２３…歯車
列、２３４…摩擦部材、２４３…手動用操作つま
み、２４４…歯車部。
Fig. 1 is a cross-sectional configuration diagram of a diazo copying machine which is an application example of the present invention, Fig. 2 is a diagram showing the drive-related mechanism of the developing unit drive device according to the present invention, and Fig. 3 is a diagram showing the frictional force in the same drive device. FIG. 4 is a sectional view of a gear train including a transmission device, and FIG. 4 is a sectional view showing another example of the frictional force transmission device. 203, 204...Developing roller pair, 207...Motor, 208...Endless timing belt, 217
...Friction driven gear, 219...Gear, 223...Gear train, 234...Friction member, 243...Manual operation knob, 244...Gear portion.
Claims (1)
て現像を行なう現像ローラー対と、該現像ローラ
ー対を回転駆動するための駆動源と、該駆動源に
よる回転駆動力を現像ローラー対に伝達する歯車
列と、該歯車列による回転伝達機構に介設され現
像ローラー対の回転負荷が増大したとき、すべり
を生じる摩擦部材を備えた摩擦力伝達装置と、前
記歯車列のうち摩擦力伝達装置以降の歯車に対し
て平生、外方へ外れた位置を占める歯車部を一体
的に形成し、前記現像ローラー対を手動で回転さ
せるにあたり、歯車部を前記歯車に噛み合わせる
べく押し込まれる手動用操作つまみとを具備して
成る複写機の現像部駆動装置。 A pair of developing rollers that apply a developer to develop the exposed photosensitive paper while conveying it, a driving source for rotationally driving the pair of developing rollers, and transmitting the rotational driving force from the driving source to the pair of developing rollers. a friction force transmitting device that is interposed in a rotation transmission mechanism of the gear train and includes a friction member that causes slippage when the rotational load on a developing roller pair increases; and a friction force transmitting device of the gear train. A manual operation in which a gear portion that normally occupies a position outwardly displaced from subsequent gears is integrally formed, and the gear portion is pushed into engagement with the gear when manually rotating the pair of developing rollers. A developing unit drive device for a copying machine, comprising a knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18210184U JPH0233239Y2 (en) | 1984-11-30 | 1984-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18210184U JPH0233239Y2 (en) | 1984-11-30 | 1984-11-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6199153U true JPS6199153U (en) | 1986-06-25 |
| JPH0233239Y2 JPH0233239Y2 (en) | 1990-09-07 |
Family
ID=30739637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18210184U Expired JPH0233239Y2 (en) | 1984-11-30 | 1984-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0233239Y2 (en) |
-
1984
- 1984-11-30 JP JP18210184U patent/JPH0233239Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0233239Y2 (en) | 1990-09-07 |