JPS58174967U - Light deflection motor - Google Patents
Light deflection motorInfo
- Publication number
- JPS58174967U JPS58174967U JP7077582U JP7077582U JPS58174967U JP S58174967 U JPS58174967 U JP S58174967U JP 7077582 U JP7077582 U JP 7077582U JP 7077582 U JP7077582 U JP 7077582U JP S58174967 U JPS58174967 U JP S58174967U
- Authority
- JP
- Japan
- Prior art keywords
- optical deflection
- air
- rotor
- rotating shaft
- groove portion
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の一実施例を示すものであり、第１図は縦
断側面図、第一２図は空気圧分布特性を固定軸と関連し
て説明するための空気圧特性図である。
図中、１はモータ基体、３は固定軸、４はラジアル負荷
用空気溝、５はスラスト負荷用空気溝、６は固定子、１
１は回転軸、１３は栓体、１４は回転子、１８は光偏向
鏡体、２２は駆動制御用回路基板である。
第 １ 図
第２図The drawings show an embodiment of the present invention, and FIG. 1 is a longitudinal sectional side view, and FIG. 12 is an air pressure characteristic diagram for explaining air pressure distribution characteristics in relation to a fixed shaft. In the figure, 1 is the motor base, 3 is the fixed shaft, 4 is the air groove for radial load, 5 is the air groove for thrust load, 6 is the stator, 1
1 is a rotating shaft, 13 is a stopper, 14 is a rotor, 18 is a light deflection mirror, and 22 is a drive control circuit board. Figure 1 Figure 2
Claims (1)
子及び光偏向鏡体を具えた筒状の回転軸を嵌合し、この
回転軸の回転時に該回転軸と前記固定軸との間に動圧空
気流を形成せしめて空気軸受を行なう様にし゛たもめに
おいて、前記固定軸の周面にラジアル負荷用空気溝及び
スラスト負荷用空気溝を形成し、前記回転子を前記ラジ
アル負荷用空気溝部分における最大空気圧発生部位の近
傍に位置させ、前記光偏向鏡体を前記スラスト負荷用空
気溝部分における最大空気圧発生部位の近傍に位置させ
たことを特徴とする光偏向用モータ。 ２ 回転軸は、一端部が回転子より突出すると共に他端
部が光偏向鏡体より突出し且つその両突出部の外径が同
一寸法となる様に構成されていることを特徴とする実用
新案登録請求の範囲第１項に記載の光偏向用モータ。 ３ 固定軸の空気流入側の端部近傍には駆動制御用回路
基板が設けられていることを特徴とする実用新案登録請
求の範囲第１項に記載の光偏向用モータ。 ４ 回転子及び光偏向鏡体は、ラジアル負荷用空気溝部
分における最大空気圧発生部位とスラスト負荷用空気溝
部分における最大空気発生部位との間に位置することを
特徴とする実用新案登録請求の範囲第１項に記載の光偏
向用モータ。[Claims for Utility Model Registration] 1. A cylindrical rotating shaft equipped with a rotor and an optical deflection mirror on the outer peripheral surface is fitted to a fixed shaft installed upright on a motor base, and when the rotating shaft rotates, In order to form a dynamic pressure air flow between the rotating shaft and the fixed shaft to perform air bearing, an air groove for radial load and an air groove for thrust load are formed on the circumferential surface of the fixed shaft. , the rotor is located near the maximum air pressure generation site in the radial load air groove portion, and the optical deflection mirror is located near the maximum air pressure generation site in the thrust load air groove portion. A motor for optical deflection. 2. A utility model characterized in that the rotating shaft is configured such that one end protrudes from the rotor and the other end protrudes from the light deflection mirror, and the outer diameters of both protruding parts are the same size. An optical deflection motor according to registered claim 1. 3. The optical deflection motor according to claim 1, wherein a drive control circuit board is provided near the end of the fixed shaft on the air inflow side. 4. Scope of the utility model registration claim characterized in that the rotor and the optical deflection mirror are located between the maximum air pressure generation area in the radial load air groove portion and the maximum air pressure generation area in the thrust load air groove portion The optical deflection motor according to item 1.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7077582U JPS58174967U (en) | 1982-05-14 | 1982-05-14 | Light deflection motor |
| DE19823235866 DE3235866A1 (en) | 1981-09-29 | 1982-09-28 | ENGINE |
| US06/425,993 US4487514A (en) | 1981-09-29 | 1982-09-28 | Motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7077582U JPS58174967U (en) | 1982-05-14 | 1982-05-14 | Light deflection motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58174967U true JPS58174967U (en) | 1983-11-22 |
Family
ID=30080423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7077582U Pending JPS58174967U (en) | 1981-09-29 | 1982-05-14 | Light deflection motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58174967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0468460U (en) * | 1990-10-18 | 1992-06-17 |
-
1982
- 1982-05-14 JP JP7077582U patent/JPS58174967U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0468460U (en) * | 1990-10-18 | 1992-06-17 |
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