JPS63107449U - - Google Patents
Info
- Publication number
- JPS63107449U JPS63107449U JP20358986U JP20358986U JPS63107449U JP S63107449 U JPS63107449 U JP S63107449U JP 20358986 U JP20358986 U JP 20358986U JP 20358986 U JP20358986 U JP 20358986U JP S63107449 U JPS63107449 U JP S63107449U
- Authority
- JP
- Japan
- Prior art keywords
- portions
- driven roller
- material different
- resin
- shaft
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 3
- 239000011347 resin Substances 0.000 claims 2
- 229920005989 resin Polymers 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000003287 optical effect Effects 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現像ギヤ
ツプコロの構成を示す模式図、第２図は、光書込
みプリンタの要部構成を示す模式図、第３図は、
上記現像ギヤツプコロを使用する現像器ユニツト
を示す斜視図である。
１……感光体ドラム、４……現像器、９……現
像スリーブ、１３……回転軸、１４……ギヤツプ
コロ、１４ａ……内周部、１４ｂ……外周部、Ｄ
ｕ……ドラムユニツト、Ｔｕ……現像器ユニツト
。
FIG. 1 is a schematic diagram showing the configuration of a developing gear roller as an embodiment of the present invention, FIG. 2 is a schematic diagram showing the configuration of main parts of an optical writing printer, and FIG.
FIG. 3 is a perspective view showing a developing unit using the developing gear roller. DESCRIPTION OF SYMBOLS 1... Photosensitive drum, 4... Developing device, 9... Developing sleeve, 13... Rotating shaft, 14... Gear roll, 14a... Inner peripheral part, 14b... Outer peripheral part, D
u...Drum unit, Tu...Developer unit.
Claims (1)
移動体に当接させて従動回転させる樹脂から成る
従動コロにおいて、少なくとも前記軸と摺接する
中心部を他部と異なる材料であつて前記軸との摩
擦係数が小さく耐摩耗性に優れた樹脂材料で形成
することを特徴とする従動コロ。 In a driven roller made of resin that is rotatably supported on a metal shaft and whose peripheral surface is brought into contact with a movable body for driven rotation, at least a center portion that makes sliding contact with the shaft is made of a material different from the other portions and is made of a material different from the other portions. A driven roller characterized by being made of a resin material with a small coefficient of friction and excellent wear resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20358986U JPS63107449U (en) | 1986-12-29 | 1986-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20358986U JPS63107449U (en) | 1986-12-29 | 1986-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63107449U true JPS63107449U (en) | 1988-07-11 |
Family
ID=31169060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20358986U Pending JPS63107449U (en) | 1986-12-29 | 1986-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63107449U (en) |
-
1986
- 1986-12-29 JP JP20358986U patent/JPS63107449U/ja active Pending