GB2236363B - Magnetic fluid seal apparatus - Google Patents
Magnetic fluid seal apparatusInfo
- Publication number
- GB2236363B GB2236363B GB9027376A GB9027376A GB2236363B GB 2236363 B GB2236363 B GB 2236363B GB 9027376 A GB9027376 A GB 9027376A GB 9027376 A GB9027376 A GB 9027376A GB 2236363 B GB2236363 B GB 2236363B
- Authority
- GB
- United Kingdom
- Prior art keywords
- magnetic fluid
- fluid seal
- seal apparatus
- magnetic
- seal
- 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 - Fee Related
Links
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH253886A CH676740A5 (en) | 1986-06-24 | 1986-06-24 | |
GB8714376A GB2192676B (en) | 1986-06-24 | 1987-06-19 | A magnetic fluid seal apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9027376D0 GB9027376D0 (en) | 1991-02-06 |
GB2236363A GB2236363A (en) | 1991-04-03 |
GB2236363B true GB2236363B (en) | 1991-07-31 |
Family
ID=25690705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9027376A Expired - Fee Related GB2236363B (en) | 1986-06-24 | 1990-12-18 | Magnetic fluid seal apparatus |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2236363B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU4553200A (en) * | 1999-04-20 | 2000-11-02 | Berlin Heart Ag | Device for axially delivering fluidic media |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB680233A (en) * | 1948-12-23 | 1952-10-01 | Adolph Razdowitz | Improvements in or relating to sealing devices for joints |
GB2104165A (en) * | 1981-06-15 | 1983-03-02 | Rigaku Denki Co Ltd | Magnetic fluid sealing device |
GB2130662A (en) * | 1982-09-16 | 1984-06-06 | Rigaku Keisoku Kk | Magnetic fluid sealing device |
EP0182656A2 (en) * | 1984-11-20 | 1986-05-28 | Ferrofluidics Corporation | Ferrofluid seal apparatus and method |
-
1990
- 1990-12-18 GB GB9027376A patent/GB2236363B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB680233A (en) * | 1948-12-23 | 1952-10-01 | Adolph Razdowitz | Improvements in or relating to sealing devices for joints |
GB2104165A (en) * | 1981-06-15 | 1983-03-02 | Rigaku Denki Co Ltd | Magnetic fluid sealing device |
GB2130662A (en) * | 1982-09-16 | 1984-06-06 | Rigaku Keisoku Kk | Magnetic fluid sealing device |
EP0182656A2 (en) * | 1984-11-20 | 1986-05-28 | Ferrofluidics Corporation | Ferrofluid seal apparatus and method |
Also Published As
Publication number | Publication date |
---|---|
GB9027376D0 (en) | 1991-02-06 |
GB2236363A (en) | 1991-04-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20020619 |