FR2258576B3 - - Google Patents
Info
- Publication number
- FR2258576B3 FR2258576B3 FR7501538A FR7501538A FR2258576B3 FR 2258576 B3 FR2258576 B3 FR 2258576B3 FR 7501538 A FR7501538 A FR 7501538A FR 7501538 A FR7501538 A FR 7501538A FR 2258576 B3 FR2258576 B3 FR 2258576B3
- 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.)
- Expired
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
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
- F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
- F16J15/3236—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips with at least one lip for each surface, e.g. U-cup packings
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US434299A US3921991A (en) | 1974-01-17 | 1974-01-17 | Combination fluid seal and rod wiper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2258576A1 FR2258576A1 (fr) | 1975-08-18 |
| FR2258576B3 true FR2258576B3 (fr) | 1977-10-14 |
Family
ID=23723661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7501538A Expired FR2258576B3 (fr) | 1974-01-17 | 1975-01-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3921991A (fr) |
| AU (1) | AU7724675A (fr) |
| CA (1) | CA1028725A (fr) |
| DE (1) | DE2501390A1 (fr) |
| FR (1) | FR2258576B3 (fr) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4258927A (en) * | 1978-12-13 | 1981-03-31 | Garlock Inc. | Shaft seal with retractable polytetrafluoroethylene-lined sealing lip |
| US4597581A (en) * | 1985-04-30 | 1986-07-01 | General Screw Products Company | Pressure seal for valve stems and the like |
| US5092125A (en) * | 1987-10-29 | 1992-03-03 | Automotive Products Plc | Seal |
| US4813690A (en) * | 1987-11-24 | 1989-03-21 | L & L Products, Inc. | Sealing member |
| US4850602A (en) * | 1987-11-30 | 1989-07-25 | W. S. Shamban & Company | Fluid seal and rod wiper assembly |
| GB2242505A (en) * | 1990-03-30 | 1991-10-02 | Nat Oilwell | Valve sealing system |
| US5303934A (en) * | 1991-02-20 | 1994-04-19 | General Electric Company | Fluidic actuator scraper seal |
| US5312116A (en) * | 1991-06-21 | 1994-05-17 | Lawrence D. Quaglia | Self-adjusting O-ring seal product to retain internal bearing lubricants and pneumatic pressures |
| DE4132227A1 (de) * | 1991-09-27 | 1993-04-01 | Advanced Products Dichtungen G | Dichtung |
| US5217069A (en) * | 1991-12-26 | 1993-06-08 | Bobby Badon | Sucker rod wiper |
| WO1996028367A2 (fr) * | 1995-03-10 | 1996-09-19 | Minnesota Mining And Manufacturing Company | Soupapes pour bombes aerosol |
| US5779148A (en) * | 1996-08-21 | 1998-07-14 | The Toro Company | Pop-up sprinkler with pressure regulator |
| US6290235B1 (en) | 1997-07-02 | 2001-09-18 | Parker-Hannifin Corporation | Sealing system for a reciprocating shaft |
| CN1320295C (zh) * | 2001-06-04 | 2007-06-06 | Nok株式会社 | 密封装置 |
| US7021633B2 (en) * | 2001-09-11 | 2006-04-04 | Gorman Company, Inc. | Low friction fluid seal device with additive to rubber compound |
| US6776422B1 (en) * | 2002-06-26 | 2004-08-17 | William W. Toy | Slotted elastomeric O-rings |
| US20080191474A1 (en) * | 2007-02-12 | 2008-08-14 | Kotz George J | Tri-Lobed O-Ring Seal |
| US20110108278A1 (en) * | 2009-04-28 | 2011-05-12 | Katch Kan Holdings Ltd. | Apparatus and method for stripping solids and fluids from a string used in drilling or servicing wells |
| US9010725B2 (en) | 2011-12-21 | 2015-04-21 | Vetco Gray Inc. | Valve vented redundant stem seal system |
| US9897215B2 (en) | 2012-12-31 | 2018-02-20 | Vetco Gray Inc. | Multi-valve seat seal assembly for a gate valve |
| CA2879147C (fr) | 2014-01-27 | 2022-01-18 | Katch Kan Holdings Ltd. | Appareil et procede d'elimination de solides et de fluides d'un train de tiges utilise pour forer ou entretenir des puits |
| US10941829B2 (en) | 2018-06-29 | 2021-03-09 | Freudenberg-Nok General Partnership | Damper system with a high performance plastic wiper seal |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3064983A (en) * | 1959-08-27 | 1962-11-20 | Dresser Ind | Pipe joint |
-
1974
- 1974-01-17 US US434299A patent/US3921991A/en not_active Expired - Lifetime
-
1975
- 1975-01-10 AU AU77246/75A patent/AU7724675A/en not_active Expired
- 1975-01-15 DE DE19752501390 patent/DE2501390A1/de active Pending
- 1975-01-16 CA CA218,162A patent/CA1028725A/fr not_active Expired
- 1975-01-17 FR FR7501538A patent/FR2258576B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2258576A1 (fr) | 1975-08-18 |
| AU7724675A (en) | 1976-07-15 |
| US3921991A (en) | 1975-11-25 |
| DE2501390A1 (de) | 1975-07-24 |
| CA1028725A (fr) | 1978-03-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |