FR2415532B1 - - Google Patents
Info
- Publication number
- FR2415532B1 FR2415532B1 FR7901483A FR7901483A FR2415532B1 FR 2415532 B1 FR2415532 B1 FR 2415532B1 FR 7901483 A FR7901483 A FR 7901483A FR 7901483 A FR7901483 A FR 7901483A FR 2415532 B1 FR2415532 B1 FR 2415532B1
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
- B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
- B21D26/033—Deforming tubular bodies
- B21D26/045—Closing or sealing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/152—Making rifle and gunbarrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/30—Finishing tubes, e.g. sizing, burnishing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
- B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
- B21D26/033—Deforming tubular bodies
- B21D26/039—Means for controlling the clamping or opening of the moulds
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/10—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars
- C21D7/12—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars by expanding tubular bodies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Actuator (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Clamps And Clips (AREA)
- Heat Treatment Of Articles (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH78778A CH625273A5 (US20030220297A1-20031127-C00033.png) | 1978-01-25 | 1978-01-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2415532A1 FR2415532A1 (fr) | 1979-08-24 |
| FR2415532B1 true FR2415532B1 (US20030220297A1-20031127-C00033.png) | 1982-07-30 |
Family
ID=4195178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7901483A Granted FR2415532A1 (fr) | 1978-01-25 | 1979-01-22 | Procede pour fabriquer un cylindre ecroui et dispositif pour mettre en oeuvre le procede |
Country Status (5)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5744425A (en) * | 1980-08-12 | 1982-03-12 | Kobe Steel Ltd | Cold working method and apparatus of annular material |
| US4444604A (en) * | 1983-03-07 | 1984-04-24 | United States Steel Corporation | Method of preventing distortion of a heated workpiece during cooling |
| DE4407908C2 (de) * | 1994-03-09 | 1998-04-23 | Ver Schmiedewerke Gmbh | Verfahren zum Umformen metallischer Körper mittels über ein druckübertragendes Medium aufgebrachter hoher Drücke und Vorrichtung dazu |
| DE19614243C1 (de) * | 1996-04-10 | 1997-07-24 | Daimler Benz Ag | Vorrichtung zum Aufbringen der Zuhaltekraft für ein Umformwerkzeug beim Innenhochdruckumformen |
| US6605885B2 (en) * | 2001-05-15 | 2003-08-12 | General Electric Company | Super-conducting rotor coil support with tension rods and bolts |
| EP1446245B1 (de) * | 2001-11-21 | 2006-03-08 | Wilhelm Schulz GmbH | Verfahren und vorrichtung zum umformen von rohren |
| CN111112433A (zh) * | 2019-12-30 | 2020-05-08 | 合肥实华管件有限责任公司 | 一种三通管件成型模具锁紧工装 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR577624A (fr) * | 1923-04-23 | 1924-09-08 | Schneider & Cie | Dispositif pour l'autofrettage de tubes métalliques par pression hydraulique intérieure |
| DE923964C (de) * | 1942-04-24 | 1955-02-24 | Sulzer Ag | Verfahren und Vorrichtung zum Befestigen und Abdichten von Rohren in einer Wandung |
| US2887146A (en) * | 1954-11-19 | 1959-05-19 | Flexonics Corp | Fluid-operated apparatus for forming flexible tubing |
| DE1171941B (de) * | 1956-08-09 | 1964-06-11 | Flexonics Corp | Verfahren und Vorrichtung zum Kaltverfestigen kreiszylindrischer Rohre, aus einem sich beim Kaltrecken verfestigenden Metall, insbesondere aus nichtrostendem Stahl |
| DE1270065B (de) * | 1957-08-26 | 1968-06-12 | United States Pipe Foundry | Verfahren zur Erzeugung einer feinkoernigen Struktur in Hohlgussstuecken aus bildsamen Metallen, insbesondere austenitischen Staehlen |
| US3358489A (en) * | 1965-08-13 | 1967-12-19 | Western Electric Co | Apparatus for forming bulbous articles |
| DE1583392A1 (de) * | 1967-12-19 | 1970-10-29 | Alfons Mertes | Verfahren und Vorrichtung zum hydraulischmechanischen Expandieren von Rohren |
| FR2085191B1 (US20030220297A1-20031127-C00033.png) * | 1970-01-16 | 1973-03-16 | Creusot Loire | |
| FR2132939A5 (US20030220297A1-20031127-C00033.png) * | 1971-04-02 | 1972-11-24 | Bvs | |
| FR2153663A5 (US20030220297A1-20031127-C00033.png) * | 1971-09-20 | 1973-05-04 | Ts Nauchno Issle | |
| DE2155194C3 (de) * | 1971-11-06 | 1978-11-09 | Fried. Krupp Gmbh, 4300 Essen | Vorrichtung zum hydraulischen Aufweiten eines metallischen Hohlkörpers |
| US3958437A (en) * | 1975-01-24 | 1976-05-25 | Seew Barorian | Process for manufacturing metal poles |
-
1978
- 1978-01-25 CH CH78778A patent/CH625273A5/de not_active IP Right Cessation
- 1978-02-14 DE DE19787804181U patent/DE7804181U1/de not_active Expired
- 1978-02-14 DE DE19782806008 patent/DE2806008A1/de active Granted
-
1979
- 1979-01-08 US US06/001,850 patent/US4292828A/en not_active Expired - Lifetime
- 1979-01-22 SE SE7900568A patent/SE7900568L/xx not_active Application Discontinuation
- 1979-01-22 FR FR7901483A patent/FR2415532A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2806008A1 (de) | 1979-08-02 |
| FR2415532A1 (fr) | 1979-08-24 |
| DE7804181U1 (de) | 1979-12-06 |
| CH625273A5 (US20030220297A1-20031127-C00033.png) | 1981-09-15 |
| US4292828A (en) | 1981-10-06 |
| DE2806008C2 (US20030220297A1-20031127-C00033.png) | 1987-06-04 |
| SE7900568L (sv) | 1979-07-26 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |