JPH0241268U - - Google Patents
Info
- Publication number
- JPH0241268U JPH0241268U JP11953488U JP11953488U JPH0241268U JP H0241268 U JPH0241268 U JP H0241268U JP 11953488 U JP11953488 U JP 11953488U JP 11953488 U JP11953488 U JP 11953488U JP H0241268 U JPH0241268 U JP H0241268U
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- outer periphery
- shaft
- center hole
- cylinder
- 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
- 239000002131 composite material Substances 0.000 claims description 2
- 239000012790 adhesive layer Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
Description
第１図はこの考案の一実施例のローラの縦断面
図、第２図はそのＡ―Ａ′断面図、第３図は従来
例の構成図、第４図はその静電気力ベクトル図で
ある。
１２……磁石、１３……軸、１４……複合スリ
ーブ、１５……内層、１６……外層、１７……中
間層、１８……蓋体、１９……中心穴。
Fig. 1 is a longitudinal cross-sectional view of a roller according to an embodiment of this invention, Fig. 2 is a cross-sectional view taken along the line A-A', Fig. 3 is a configuration diagram of a conventional example, and Fig. 4 is a diagram of its electrostatic force vector. . 12... Magnet, 13... Shaft, 14... Composite sleeve, 15... Inner layer, 16... Outer layer, 17... Intermediate layer, 18... Lid, 19... Center hole.
Claims (1)
記磁石と同軸的に延ばし、中心穴を有し外径が上
記磁石の断面直径よりも大径の円板状蓋体を、そ
れ自身の中心穴に上記軸体を挿通させることによ
り上記軸体に回転自在に取り付け、金属薄板製円
筒体の外周に導電性接着剤層を介して円筒状樹脂
スリーブを密着固定することにより構成された円
筒状の複合スリーブを上記磁石の外周に遊嵌しそ
の両端部を上記蓋部の外周に嵌合したことを特徴
とするローラ。 A shaft body extends coaxially with the magnet from both end faces of a magnet having a cylindrical overall shape, and a disc-shaped lid body having a center hole and an outer diameter larger than the cross-sectional diameter of the magnet is attached to the magnet. The cylinder is rotatably attached to the shaft by inserting the shaft into the center hole, and a cylindrical resin sleeve is tightly fixed to the outer periphery of the thin metal cylinder through a conductive adhesive layer. A roller comprising: a composite sleeve having a shape loosely fitted around the outer periphery of the magnet, and both ends of which are fitted onto the outer periphery of the lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11953488U JPH0443901Y2 (en) | 1988-09-12 | 1988-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11953488U JPH0443901Y2 (en) | 1988-09-12 | 1988-09-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0241268U true JPH0241268U (en) | 1990-03-22 |
| JPH0443901Y2 JPH0443901Y2 (en) | 1992-10-16 |
Family
ID=31364849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11953488U Expired JPH0443901Y2 (en) | 1988-09-12 | 1988-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0443901Y2 (en) |
-
1988
- 1988-09-12 JP JP11953488U patent/JPH0443901Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0443901Y2 (en) | 1992-10-16 |