JPS6145099B2 - - Google Patents
Info
- Publication number
- JPS6145099B2 JPS6145099B2 JP56124614A JP12461481A JPS6145099B2 JP S6145099 B2 JPS6145099 B2 JP S6145099B2 JP 56124614 A JP56124614 A JP 56124614A JP 12461481 A JP12461481 A JP 12461481A JP S6145099 B2 JPS6145099 B2 JP S6145099B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic fluid
- magnetic
- yokes
- band
- minute gap
- 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.)
- Expired
Links
- 239000011553 magnetic fluid Substances 0.000 claims description 45
- 230000005291 magnetic effect Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000005489 elastic deformation Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 description 5
- 239000003302 ferromagnetic material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/40—Sealings between relatively-moving surfaces by means of fluid
- F16J15/43—Sealings between relatively-moving surfaces by means of fluid kept in sealing position by magnetic force
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56124614A JPS5828059A (ja) | 1981-08-08 | 1981-08-08 | 磁性流体シ−ル |
| US06/402,598 US4424974A (en) | 1981-08-08 | 1982-07-28 | Ferro fluidic seal |
| GB08221758A GB2107004B (en) | 1981-08-08 | 1982-07-28 | A ferro fluidic seal |
| FR8213269A FR2511110B1 (fr) | 1981-08-08 | 1982-07-29 | Scellement ferro-fluidique |
| DE3228875A DE3228875C2 (de) | 1981-08-08 | 1982-08-03 | Ferrofluiddichtung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56124614A JPS5828059A (ja) | 1981-08-08 | 1981-08-08 | 磁性流体シ−ル |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5828059A JPS5828059A (ja) | 1983-02-18 |
| JPS6145099B2 true JPS6145099B2 (US08118993-20120221-C00002.png) | 1986-10-06 |
Family
ID=14889776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56124614A Granted JPS5828059A (ja) | 1981-08-08 | 1981-08-08 | 磁性流体シ−ル |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5828059A (US08118993-20120221-C00002.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62159884U (US08118993-20120221-C00002.png) * | 1986-03-31 | 1987-10-12 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6234747A (ja) * | 1985-08-07 | 1987-02-14 | Niigata Eng Co Ltd | パレツト検出装置 |
| JPH076580B2 (ja) * | 1986-03-28 | 1995-01-30 | 日本ピラ−工業株式会社 | 密封装置 |
-
1981
- 1981-08-08 JP JP56124614A patent/JPS5828059A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62159884U (US08118993-20120221-C00002.png) * | 1986-03-31 | 1987-10-12 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5828059A (ja) | 1983-02-18 |
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