GB9125477D0 - A method of making a seal - Google Patents
A method of making a sealInfo
- Publication number
- GB9125477D0 GB9125477D0 GB919125477A GB9125477A GB9125477D0 GB 9125477 D0 GB9125477 D0 GB 9125477D0 GB 919125477 A GB919125477 A GB 919125477A GB 9125477 A GB9125477 A GB 9125477A GB 9125477 D0 GB9125477 D0 GB 9125477D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- seal
- making
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
- B29D99/0053—Producing sealings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H7/00—Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons
- B21H7/18—Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons grooved pins; Rolling grooves, e.g. oil grooves, in articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/08—Making a superficial cut in the surface of the work without removal of material, e.g. scoring, incising
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/007—Forming single grooves or ribs, e.g. tear lines, weak spots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
- B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
-
- 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
- F16J15/44—Free-space packings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Forests & Forestry (AREA)
- Sealing Devices (AREA)
- Sealing With Elastic Sealing Lips (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9125477A GB2261920B (en) | 1991-11-29 | 1991-11-29 | A method of making a seal |
PCT/GB1992/002168 WO1993010964A1 (en) | 1991-11-29 | 1992-11-24 | A method of making a seal |
CN 92114162 CN1073386A (en) | 1991-11-29 | 1992-11-28 | The method of processing sealing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9125477A GB2261920B (en) | 1991-11-29 | 1991-11-29 | A method of making a seal |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9125477D0 true GB9125477D0 (en) | 1992-01-29 |
GB2261920A GB2261920A (en) | 1993-06-02 |
GB2261920B GB2261920B (en) | 1995-04-26 |
Family
ID=10705481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9125477A Expired - Fee Related GB2261920B (en) | 1991-11-29 | 1991-11-29 | A method of making a seal |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN1073386A (en) |
GB (1) | GB2261920B (en) |
WO (1) | WO1993010964A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6705617B2 (en) * | 2001-11-28 | 2004-03-16 | Federal-Mogul World Wide, Inc. | Hydrodynamic seal and method of making the same |
DE202005006553U1 (en) | 2005-04-22 | 2005-07-14 | Vr Dichtungen Gmbh | Radial shaft seal comprises membrane and support ring with centering section on its outer rim which press-fits into seal mounting and has wedge-shaped support section on its inner rim |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1988738A (en) * | 1931-05-25 | 1935-01-22 | Charles E Johnson | Process of making piston rings |
FR1421558A (en) * | 1964-11-05 | 1965-12-17 | New process for modifying the outer shape of a plastic object and the internal tensions in this object | |
US3735615A (en) * | 1970-05-19 | 1973-05-29 | J Shneider | Method of making grooves on surface of articles and device for its realization |
US3857156A (en) * | 1973-12-19 | 1974-12-31 | Federal Mogul Corp | Method of making tetrafluoroethylene sealing elements with hydrodynamic action |
DE2421936B2 (en) * | 1974-05-07 | 1976-06-10 | Speidel-Kunststoffwerk Kg, 7404 Ofterdingen | PROCESS FOR JOINT-TO-JOINT JOINT OF THE EDGES OF SPATIAL CURVED SHELL ELEMENTS MADE OF GLASS FIBER REINFORCED PLASTIC AND DEVICE FOR THEM |
US3939551A (en) * | 1975-02-04 | 1976-02-24 | Federal-Mogul Corporation | Method of making polytetrafluoroethylene sealing elements with hydrodynamic action |
US4243235A (en) * | 1979-07-02 | 1981-01-06 | The Mather Company | Composite polytetrafluoroethylene and elastomer lip seal |
US4385429A (en) * | 1979-07-18 | 1983-05-31 | Dynetics, Inc. | Method of manufacturing a clutch plate |
US4450614A (en) * | 1982-02-19 | 1984-05-29 | Microdot Inc. | Method of making a polytetrafluoroethylene hydrodynamic seal |
US4542573A (en) * | 1984-09-28 | 1985-09-24 | The Fluorocarbon Company | Method of producing a hydrodynamic seal |
US5048382A (en) * | 1989-08-23 | 1991-09-17 | Mar Don Corporation | Method for making elastomeric sealing device |
-
1991
- 1991-11-29 GB GB9125477A patent/GB2261920B/en not_active Expired - Fee Related
-
1992
- 1992-11-24 WO PCT/GB1992/002168 patent/WO1993010964A1/en active Application Filing
- 1992-11-28 CN CN 92114162 patent/CN1073386A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2261920B (en) | 1995-04-26 |
WO1993010964A1 (en) | 1993-06-10 |
CN1073386A (en) | 1993-06-23 |
GB2261920A (en) | 1993-06-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20001129 |