JPS58124867A - 磁性流体シ−ル - Google Patents
磁性流体シ−ルInfo
- Publication number
- JPS58124867A JPS58124867A JP57006380A JP638082A JPS58124867A JP S58124867 A JPS58124867 A JP S58124867A JP 57006380 A JP57006380 A JP 57006380A JP 638082 A JP638082 A JP 638082A JP S58124867 A JPS58124867 A JP S58124867A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic fluid
- annular elastic
- magnetic
- magnet
- elastic body
- 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.)
- Granted
Links
- 239000011553 magnetic fluid Substances 0.000 title claims abstract description 40
- 230000005291 magnetic effect Effects 0.000 claims abstract description 8
- 230000005489 elastic deformation Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 abstract description 5
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 239000000463 material Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000003302 ferromagnetic material Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 241000254158 Lampyridae Species 0.000 description 1
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 235000012544 Viola sororia Nutrition 0.000 description 1
- 241001106476 Violaceae Species 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000006866 deterioration Effects 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
- 238000005470 impregnation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000004575 stone Substances 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 |
|---|---|---|---|
| JP57006380A JPS58124867A (ja) | 1982-01-19 | 1982-01-19 | 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 |
|---|---|---|---|
| JP57006380A JPS58124867A (ja) | 1982-01-19 | 1982-01-19 | 磁性流体シ−ル |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58124867A true JPS58124867A (ja) | 1983-07-25 |
| JPS6216352B2 JPS6216352B2 (enrdf_load_stackoverflow) | 1987-04-11 |
Family
ID=11636769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57006380A Granted JPS58124867A (ja) | 1981-08-08 | 1982-01-19 | 磁性流体シ−ル |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58124867A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63109556U (enrdf_load_stackoverflow) * | 1986-12-26 | 1988-07-14 |
-
1982
- 1982-01-19 JP JP57006380A patent/JPS58124867A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63109556U (enrdf_load_stackoverflow) * | 1986-12-26 | 1988-07-14 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6216352B2 (enrdf_load_stackoverflow) | 1987-04-11 |
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