FR2021730A1 - - Google Patents
Info
- Publication number
- FR2021730A1 FR2021730A1 FR6936856A FR6936856A FR2021730A1 FR 2021730 A1 FR2021730 A1 FR 2021730A1 FR 6936856 A FR6936856 A FR 6936856A FR 6936856 A FR6936856 A FR 6936856A FR 2021730 A1 FR2021730 A1 FR 2021730A1
- Authority
- FR
- France
- 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.)
- Withdrawn
Links
Classifications
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S277/00—Seal for a joint or juncture
- Y10S277/919—Seal including electrical feature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S277/00—Seal for a joint or juncture
- Y10S277/929—Seal feature where change in operation or condition induces additional leakage control
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Electron Sources, Ion Sources (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681805719 DE1805719C3 (de) | 1968-10-28 | Dichtungseinrichtung mit magnetisierbarer Dichtmasse |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2021730A1 true FR2021730A1 (fr) | 1970-07-24 |
Family
ID=5711785
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6936856A Withdrawn FR2021730A1 (fr) | 1968-10-28 | 1969-10-28 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3814443A (fr) |
FR (1) | FR2021730A1 (fr) |
GB (1) | GB1292338A (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1604654A (en) * | 1977-05-27 | 1981-12-16 | Steigerwald Strahltech | Sealing system for a vacuum chamber of a charged particle beam machine |
CA1109095A (fr) * | 1977-05-27 | 1981-09-15 | Peter Anderl | Systeme d'etancheite pour chambre a vide mobile d'un appareil a faisceau de particules chargees |
JPS5828159U (ja) * | 1981-08-18 | 1983-02-23 | 日本精工株式会社 | 磁性流体シ−ル装置 |
US4407508A (en) * | 1982-12-16 | 1983-10-04 | Ferrofluidics Corporation | Single-pole-piece ferrofluid seal apparatus and exclusion seal system |
DE3807893C2 (de) * | 1988-03-10 | 1994-02-24 | Freudenberg Carl Fa | Dichtung für eine magnetisierbare Welle |
JPH01255763A (ja) * | 1988-03-31 | 1989-10-12 | Nippon Ferrofluidics Kk | 磁性流体シール用のシール体 |
US5474302A (en) * | 1992-08-27 | 1995-12-12 | Ferrofluidics Corporation | On-site fillable ferrofluidic seal |
US5806856A (en) * | 1992-08-27 | 1998-09-15 | Ferrofluidics Corporation | On-site fillable liquid magnetic seal |
AU4863093A (en) * | 1992-10-08 | 1994-04-21 | Ferrofluidics Corporation | Ferrofluidic seal centering ring |
GB2521444A (en) * | 2013-12-20 | 2015-06-24 | Skf Ab | Sealing arrangement |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2557140A (en) * | 1948-12-23 | 1951-06-19 | Razdowitz Adolph | Rotary joint |
US2974981A (en) * | 1956-07-14 | 1961-03-14 | Philips Corp | Arrester for iron particles |
US3031802A (en) * | 1960-11-29 | 1962-05-01 | Bell Intercontinental Corp | Blast machine sealing means |
DE1959757U (de) * | 1967-02-13 | 1967-05-03 | Frenzelit Asbestwerk | Asbest-weichstoffdichtungsbahn- oder -platte. |
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1969
- 1969-10-17 GB GB50994/69A patent/GB1292338A/en not_active Expired
- 1969-10-28 FR FR6936856A patent/FR2021730A1/fr not_active Withdrawn
- 1969-10-28 US US00871891A patent/US3814443A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE1805719B2 (de) | 1977-02-17 |
GB1292338A (en) | 1972-10-11 |
US3814443A (en) | 1974-06-04 |
DE1805719A1 (de) | 1970-05-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |