FR3103720B1 - Tube épaissi par retroussage concentrique - Google Patents
Tube épaissi par retroussage concentrique Download PDFInfo
- Publication number
- FR3103720B1 FR3103720B1 FR1913533A FR1913533A FR3103720B1 FR 3103720 B1 FR3103720 B1 FR 3103720B1 FR 1913533 A FR1913533 A FR 1913533A FR 1913533 A FR1913533 A FR 1913533A FR 3103720 B1 FR3103720 B1 FR 3103720B1
- Authority
- FR
- France
- Prior art keywords
- tube
- thickened
- concentric
- concentric roll
- tube thickened
- 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.)
- Active
Links
Classifications
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- 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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/16—Reverse flanging of tube ends
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
-
- 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
- B21C37/156—Making tubes with wall irregularities
- B21C37/158—Protrusions, e.g. dimples
-
- 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
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/02—Enlarging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
- F01N13/1844—Mechanical joints
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/006—Rigid pipes specially profiled
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/02—Rigid pipes of metal
- F16L9/04—Reinforced pipes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Tires In General (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
Tube épaissi par retroussage concentrique Tube (1) comprenant une portion épaissie (2) par retroussage concentrique. Procédé de formage d’une portion épaissie (2) pour un tube (1), comprenant les étapes suivantes : - augmentation du diamètre du tube (1), préférentiellement d’au moins quatre fois l’épaisseur (e) de la paroi du tube (1), et - retroussage concentrique. Figure d’abrégé : Figure 7
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1913533A FR3103720B1 (fr) | 2019-11-29 | 2019-11-29 | Tube épaissi par retroussage concentrique |
CN202011353505.8A CN112879143A (zh) | 2019-11-29 | 2020-11-26 | 通过同心翻卷加厚的管 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1913533A FR3103720B1 (fr) | 2019-11-29 | 2019-11-29 | Tube épaissi par retroussage concentrique |
FR1913533 | 2019-11-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3103720A1 FR3103720A1 (fr) | 2021-06-04 |
FR3103720B1 true FR3103720B1 (fr) | 2022-04-01 |
Family
ID=69375625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1913533A Active FR3103720B1 (fr) | 2019-11-29 | 2019-11-29 | Tube épaissi par retroussage concentrique |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN112879143A (fr) |
FR (1) | FR3103720B1 (fr) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE355633A (fr) * | ||||
DE582238C (de) * | 1928-11-14 | 1933-10-05 | Ver Stahlwerke Akt Ges | Verfahren zum Erzeugen von Doppelboerdeln aus der Wand von Rohren durch axialen Druck auf die Rohrstirnseite |
SU1433524A1 (ru) * | 1986-12-22 | 1988-10-30 | Ленинградский Политехнический Институт Им.М.И.Калинина | Способ изготовлени полых деталей |
FR2764217B1 (fr) * | 1997-06-06 | 1999-10-22 | Ems Societe | Procede de conformation a froid de l'extremite d'un tube metallique a simple paroi a une extremite a double paroi |
DE19750959A1 (de) * | 1997-11-18 | 1999-06-02 | Zeuna Staerker Kg | Metallisches Rohr |
DE102005017319A1 (de) * | 2005-04-14 | 2006-10-19 | Veritas Ag | Leitung, vorzugsweise flexibler Schlauch |
FR2911942B1 (fr) * | 2007-01-29 | 2009-03-06 | Legris Sa | Procede de raccordement par soudage far friction d'un element et d'une extremite retournee d'un tube multicouche |
JP5878554B2 (ja) * | 2011-11-14 | 2016-03-08 | フタバ産業株式会社 | 管の溶接接続構造 |
CN205101691U (zh) * | 2015-11-05 | 2016-03-23 | 珠海格力电器股份有限公司 | 连接管及具有其的空调器 |
-
2019
- 2019-11-29 FR FR1913533A patent/FR3103720B1/fr active Active
-
2020
- 2020-11-26 CN CN202011353505.8A patent/CN112879143A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
FR3103720A1 (fr) | 2021-06-04 |
CN112879143A (zh) | 2021-06-01 |
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Legal Events
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PLFP | Fee payment |
Year of fee payment: 2 |
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PLSC | Publication of the preliminary search report |
Effective date: 20210604 |
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PLFP | Fee payment |
Year of fee payment: 3 |
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PLFP | Fee payment |
Year of fee payment: 4 |