JPH03122407U - - Google Patents
Info
- Publication number
- JPH03122407U JPH03122407U JP3222590U JP3222590U JPH03122407U JP H03122407 U JPH03122407 U JP H03122407U JP 3222590 U JP3222590 U JP 3222590U JP 3222590 U JP3222590 U JP 3222590U JP H03122407 U JPH03122407 U JP H03122407U
- Authority
- JP
- Japan
- Prior art keywords
- rotary joint
- optical rotary
- magnetic
- rotating body
- magnetic field
- 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 description 6
- 239000011553 magnetic fluid Substances 0.000 claims description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
Description
第１図は本考案の光ロータリージヨイントのシ
ール構造の第１の実施例を示す縦断面図、第２図
は本考案の光ロータリージヨイントのシール構造
の第２の実施例を示す縦断面図、第３図は従来の
光ロータリージヨイントのシール構造を示す縦断
面図である。
１１……回転体、１２……軸受体、１３……ベ
アリング、１４……光フアイバ、１５……コリメ
ータレンズ、１６……光コネクタ、１７……光フ
アイバ、１８……端部、１９……フランジ部、２
０……マグネツトリング、２１……磁性流体、２
２……マグネツトリング、２３……ヨーク、２４
……回転体、３１……回転体、３２……軸受体、
３３……オイルシール。
FIG. 1 is a longitudinal cross-sectional view showing a first embodiment of the sealing structure for an optical rotary joint of the present invention, and FIG. 2 is a longitudinal cross-sectional view showing a second embodiment of the sealing structure for an optical rotary joint of the present invention. 3 are vertical sectional views showing the seal structure of a conventional optical rotary joint. 11... Rotating body, 12... Bearing body, 13... Bearing, 14... Optical fiber, 15... Collimator lens, 16... Optical connector, 17... Optical fiber, 18... End, 19... Flange part, 2
0... Magnet ring, 21... Magnetic fluid, 2
2...Magnetic ring, 23...Yoke, 24
...Rotating body, 31...Rotating body, 32...Bearing body,
33...Oil seal.
Claims (1)
ヨイントの回転部において、前記軸受体にマグネ
ツトリングを取付けて前記回転体との間に磁界を
形成し、この磁界中に磁性流体を充填したことを
特徴とする光ロータリージヨイントのシール構造
。 In a rotating part of an optical rotary joint having a coaxial rotating body and a bearing body, a magnetic ring is attached to the bearing body to form a magnetic field between the rotating body and this magnetic field is filled with magnetic fluid. The seal structure of the optical rotary joint is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3222590U JPH03122407U (en) | 1990-03-28 | 1990-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3222590U JPH03122407U (en) | 1990-03-28 | 1990-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03122407U true JPH03122407U (en) | 1991-12-13 |
Family
ID=31535154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3222590U Pending JPH03122407U (en) | 1990-03-28 | 1990-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03122407U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4559530B1 (en) * | 2009-09-17 | 2010-10-06 | 株式会社蟹屋 | Method for producing whale meat ham |
| WO2011024954A1 (en) * | 2009-08-31 | 2011-03-03 | 旭化成イーマテリアルズ株式会社 | Optical rotary joint |
-
1990
- 1990-03-28 JP JP3222590U patent/JPH03122407U/ja active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011024954A1 (en) * | 2009-08-31 | 2011-03-03 | 旭化成イーマテリアルズ株式会社 | Optical rotary joint |
| CN102576131A (en) * | 2009-08-31 | 2012-07-11 | 旭化成电子材料株式会社 | Optical rotary joint |
| JP5488935B2 (en) * | 2009-08-31 | 2014-05-14 | 旭化成イーマテリアルズ株式会社 | Rotating optical link joint |
| US8983246B2 (en) | 2009-08-31 | 2015-03-17 | Asahi Kasei E-Materials Corporation | Rotary optical link joint |
| JP4559530B1 (en) * | 2009-09-17 | 2010-10-06 | 株式会社蟹屋 | Method for producing whale meat ham |
| JP2011062142A (en) * | 2009-09-17 | 2011-03-31 | Kaniya:Kk | Method for producing whale meat ham |