JPH0481159U - - Google Patents
Info
- Publication number
- JPH0481159U JPH0481159U JP12618290U JP12618290U JPH0481159U JP H0481159 U JPH0481159 U JP H0481159U JP 12618290 U JP12618290 U JP 12618290U JP 12618290 U JP12618290 U JP 12618290U JP H0481159 U JPH0481159 U JP H0481159U
- Authority
- JP
- Japan
- Prior art keywords
- gear
- support member
- drive
- driven gear
- driving gear
- 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
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案の一実施例としての駆動伝達装
置を示す構成説明図、第２図は上記駆動伝達装置
の異段階における状態を示す説明図、第３図は上
記駆動伝達装置を適用した光書込みプリンタ機体
開成状態を示す斜視図、第４図は上記光書込みプ
リンタの全体構成を示す概略断面図、第５図は本
考案の他の実施例を示す構成説明図、第６図ａ及
び第６図ｂは夫々従来の駆動伝達装置を示す各説
明図、第７図ａ及び第７図ｂは夫々従来の駆動伝
達装置における噛合動作を示す各説明図である。
４……現像器、４ａ……現像スリーブ、４ｂ…
…撹拌ロール、１８……従動側第１ギヤ、１９…
…従動側第２ギヤ、２０……駆動回転軸、２１，
６１，６４……駆動ギヤ、２２，６５……調芯ギ
ヤ、２４……固定軸、２６，３０，６６……ギヤ
ホルダ、２６ａ……凹部、２７，３１……引つ張
りバネ、２９……ストツパ、Ｕ１……現像ユニツ
ト、Ｕ２……ドラムユニツト。
Fig. 1 is a configuration explanatory diagram showing a drive transmission device as an embodiment of the present invention, Fig. 2 is an explanatory diagram showing states of the above drive transmission device at different stages, and Fig. 3 is an explanatory diagram showing the state of the above drive transmission device at different stages. FIG. 4 is a schematic sectional view showing the overall structure of the optical writing printer; FIG. 5 is a structural diagram showing another embodiment of the present invention; FIGS. FIG. 6b is an explanatory diagram showing a conventional drive transmission device, and FIGS. 7a and 7b are explanatory diagrams each showing a meshing operation in the conventional drive transmission device. 4...Developing device, 4a...Developing sleeve, 4b...
... Stirring roll, 18... Driven side first gear, 19...
... Driven side second gear, 20 ... Drive rotation shaft, 21,
61, 64... Drive gear, 22, 65... Aligning gear, 24... Fixed shaft, 26, 30, 66... Gear holder, 26a... Recess, 27, 31... Tension spring, 29... Stopper, U1...Developing unit, U2...Drum unit.
Claims (1)
と、 前記支持部材に回転自在に支持され、前記支持
部材の回動により回転中心が前記固定軸を中心と
する円周に沿つて移動する駆動側歯車と、 前記駆動側歯車に対し噛合・離脱自在に設けた
従動側歯車と、 前記駆動側歯車を前記従動側歯車と適正に噛合
可能な適正噛合位置に向けて移動させるべく付勢
する付勢手段とを有し、 前記駆動側歯車の駆動回転方向を、その回転力
により前記駆動側歯車を前記従動側歯車に近づく
方向へ移動させるべく設定した駆動伝達装置にお
いて、 前記駆動側歯車の前記適正噛合位置から前記従
動側歯車に近づく方向への移動を阻止するストツ
パ機構を設けたことを特徴とする駆動伝達装置。[Claims for Utility Model Registration] A support member rotatably provided around a fixed shaft; a support member rotatably supported by the support member, and when the support member rotates, the center of rotation is centered around the fixed shaft. a driving gear that moves along a circumference; a driven gear that is provided so as to be able to mesh with and disengage from the driving gear; and a driven gear that is oriented toward a proper meshing position where the driving gear can properly mesh with the driven gear. and a biasing means for urging the drive gear to move, and the drive rotation direction of the drive gear is set to move the drive gear in a direction closer to the driven gear by the rotational force thereof. The drive transmission device according to the present invention, further comprising a stopper mechanism that prevents the driving gear from moving from the proper meshing position toward the driven gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12618290U JPH0481159U (en) | 1990-11-28 | 1990-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12618290U JPH0481159U (en) | 1990-11-28 | 1990-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0481159U true JPH0481159U (en) | 1992-07-15 |
Family
ID=31873748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12618290U Pending JPH0481159U (en) | 1990-11-28 | 1990-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0481159U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000050959A1 (en) * | 1999-02-25 | 2000-08-31 | Fujitsu Limited | Developing device and electrophotographic device |
-
1990
- 1990-11-28 JP JP12618290U patent/JPH0481159U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000050959A1 (en) * | 1999-02-25 | 2000-08-31 | Fujitsu Limited | Developing device and electrophotographic device |
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