JPH02102516U - - Google Patents
Info
- Publication number
- JPH02102516U JPH02102516U JP1168589U JP1168589U JPH02102516U JP H02102516 U JPH02102516 U JP H02102516U JP 1168589 U JP1168589 U JP 1168589U JP 1168589 U JP1168589 U JP 1168589U JP H02102516 U JPH02102516 U JP H02102516U
- Authority
- JP
- Japan
- Prior art keywords
- fixed shaft
- hub
- fixed
- optical deflector
- coreless coil
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims 2
- 238000005096 rolling process Methods 0.000 claims 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Brushless Motors (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Description
第１図は本考案の光偏向器の一実施例の断面図
。第２図、第３図は、それぞれ従来例の光偏向器
の断面図。
１……回転多面鏡、３……鉄ベースプリント基
板、４……電機子コイル群、７……軸ブツシユ、
８……ハブ、９……電動機駆動用磁石、１０……
回転速度信号発生用磁石、１１……ロータケース
、１２……軸受、１５，１６……軸用止め輪、１
７……バネ、１８……ワツシヤ、１９……固定軸
。
FIG. 1 is a sectional view of an embodiment of the optical deflector of the present invention. 2 and 3 are cross-sectional views of conventional optical deflectors, respectively. 1... Rotating polygon mirror, 3... Iron base printed circuit board, 4... Armature coil group, 7... Shaft bushing,
8... Hub, 9... Motor drive magnet, 10...
Rotational speed signal generation magnet, 11... Rotor case, 12... Bearing, 15, 16... Shaft retaining ring, 1
7... Spring, 18... Washer, 19... Fixed shaft.
Claims (1)
偏向器において、前記コアレスコイルを搭載する
プリント基板を鉄基板となし、固定軸を支持する
軸ブツシユに前記鉄基板を固着し、さらに前記固
定軸を芯として軸受により回転自在のハブに回転
多面鏡及びロータケースを装着し、前記ロータケ
ース内側に前記コアレスコイルに対面するように
電動機駆動用磁石を設けたことを特徴とする光偏
向器。 ２ 固定軸とハブとの間にころがり軸受を設け、
その内輪は固定軸に固定され、外輪はハブと共に
回動自在となした請求項１記載の光偏向器。[Claims for Utility Model Registration] 1. In a rotating polygonal mirror optical deflector having a flat coreless coil, the printed circuit board on which the coreless coil is mounted is an iron substrate, and the iron substrate is fixed to a shaft bushing that supports a fixed shaft. Further, a rotary polygon mirror and a rotor case are attached to a hub rotatable by a bearing around the fixed shaft, and a motor driving magnet is provided inside the rotor case so as to face the coreless coil. optical deflector. 2 A rolling bearing is provided between the fixed shaft and the hub,
2. The optical deflector according to claim 1, wherein the inner ring is fixed to a fixed shaft, and the outer ring is rotatable together with the hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1168589U JPH02102516U (en) | 1989-02-01 | 1989-02-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1168589U JPH02102516U (en) | 1989-02-01 | 1989-02-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02102516U true JPH02102516U (en) | 1990-08-15 |
Family
ID=31220458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1168589U Pending JPH02102516U (en) | 1989-02-01 | 1989-02-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02102516U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04111277U (en) * | 1991-03-15 | 1992-09-28 | 株式会社三協精機製作所 | Floppy disk drive motor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60205523A (en) * | 1984-03-30 | 1985-10-17 | Fuji Photo Optical Co Ltd | Scanner |
-
1989
- 1989-02-01 JP JP1168589U patent/JPH02102516U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60205523A (en) * | 1984-03-30 | 1985-10-17 | Fuji Photo Optical Co Ltd | Scanner |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04111277U (en) * | 1991-03-15 | 1992-09-28 | 株式会社三協精機製作所 | Floppy disk drive motor |
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