JPH03113970U - - Google Patents
Info
- Publication number
- JPH03113970U JPH03113970U JP2353090U JP2353090U JPH03113970U JP H03113970 U JPH03113970 U JP H03113970U JP 2353090 U JP2353090 U JP 2353090U JP 2353090 U JP2353090 U JP 2353090U JP H03113970 U JPH03113970 U JP H03113970U
- Authority
- JP
- Japan
- Prior art keywords
- lens barrel
- cylindrical wall
- wall surface
- motor
- yokes
- 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
- 230000003287 optical effect Effects 0.000 claims 2
- 230000004907 flux Effects 0.000 claims 1
Landscapes
- Permanent Magnet Type Synchronous Machine (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Description
第１図は本考案の１実施例に係るレンズ鏡胴の
筒状壁面に内挿されるモータの分解斜視図、第２
図は上記モータをレンズ鏡胴の筒状壁面に内挿し
た状態を示す正面図である。
１……鏡胴、２……対物レンズ、１０……地板
、４，５，６，７……連結ヨーク、８……ロータ
軸、９……ロータ、１０，１１……下ヨーク、１
６，１７……上ヨーク、１０ｃ，１１ｃ，１６ｃ
，１７ｃ……磁極、１２，１３，１４，１５……
コイル。
FIG. 1 is an exploded perspective view of a motor inserted into a cylindrical wall surface of a lens barrel according to an embodiment of the present invention;
The figure is a front view showing the motor inserted into the cylindrical wall surface of the lens barrel. 1... Lens barrel, 2... Objective lens, 10... Base plate, 4, 5, 6, 7... Connection yoke, 8... Rotor shaft, 9... Rotor, 10, 11... Lower yoke, 1
6, 17...Upper yoke, 10c, 11c, 16c
, 17c...Magnetic pole, 12, 13, 14, 15...
coil.
Claims (1)
行に配置され自身の径方向に着磁されたロータと
、複数の対向磁極を有し前記ロータの周上に二相
配置された一対のステータとを有する、レンズ鏡
胴の筒状壁面に内挿されるモータにおいて、 前記各々のステータは前記対物レンズの光軸方
向に所定間隔を隔てて配設された二枚の板状ヨー
クと、該２枚の板状ヨークの離反間隔内に配設さ
れた複数の連結ヨークとを具備し、 該複数の連結ヨークに複数分割されたコイルを
各々捲着したことを特徴とするレンズ鏡胴の筒状
壁面に内挿されるモータ。 (2) 第１請求項記載のレンズ鏡胴の筒状壁面に
内挿されるモータにおいて、 前記各々の板状ヨークが前記レンズ鏡胴の筒状
壁面内に沿つた円弧状に形成されたことを特徴と
するレンズ鏡胴の筒状壁面に内挿されるモータ。 (3) 第１請求項又は第２請求項記載のレンズ鏡
胴に内挿されるモータにおいて、 前記各ヨーク毎の各々のコイルは、その磁束が
加算される方向に一本の導線で連結されたことを
特徴とするレンズ鏡胴に内挿されるモータ。[Claims for Utility Model Registration] (1) A rotor arranged parallel to the optical axis of an objective lens disposed in a lens barrel and magnetized in its own radial direction, and said rotor having a plurality of opposing magnetic poles. A motor inserted into a cylindrical wall surface of a lens barrel and having a pair of stators arranged in two phases on the circumference of the objective lens, wherein each of the stators is arranged at a predetermined interval in the optical axis direction of the objective lens. and a plurality of connecting yokes disposed within a distance between the two plate-like yokes, and a plurality of divided coils are wound around each of the plurality of connecting yokes. A motor inserted into a cylindrical wall surface of a lens barrel. (2) In the motor inserted into the cylindrical wall surface of the lens barrel according to claim 1, each of the plate-like yokes is formed in an arc shape along the cylindrical wall surface of the lens barrel. The motor is inserted into the cylindrical wall of the lens barrel. (3) In the motor inserted into the lens barrel according to claim 1 or claim 2, each coil of each yoke is connected by a single conductive wire in a direction in which the magnetic fluxes thereof are added. A motor inserted into a lens barrel, characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2353090U JPH03113970U (en) | 1990-03-08 | 1990-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2353090U JPH03113970U (en) | 1990-03-08 | 1990-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03113970U true JPH03113970U (en) | 1991-11-21 |
Family
ID=31526513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2353090U Pending JPH03113970U (en) | 1990-03-08 | 1990-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03113970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000032724A (en) * | 1998-07-10 | 2000-01-28 | Seiko Epson Corp | Generator, electronic apparatus and electronic watch |
-
1990
- 1990-03-08 JP JP2353090U patent/JPH03113970U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000032724A (en) * | 1998-07-10 | 2000-01-28 | Seiko Epson Corp | Generator, electronic apparatus and electronic watch |
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