EP0780173A3 - Verfahren zur Herstellung eines Rohrteiles, insbesondere einer Krümmer-Rohrabzweigung einer Kraftfahrzeug-Abgasanlage, sowie eine hiernach gefertigte Krümmer-Rohrabzweigung - Google Patents
Verfahren zur Herstellung eines Rohrteiles, insbesondere einer Krümmer-Rohrabzweigung einer Kraftfahrzeug-Abgasanlage, sowie eine hiernach gefertigte Krümmer-Rohrabzweigung Download PDFInfo
- Publication number
- EP0780173A3 EP0780173A3 EP96119402A EP96119402A EP0780173A3 EP 0780173 A3 EP0780173 A3 EP 0780173A3 EP 96119402 A EP96119402 A EP 96119402A EP 96119402 A EP96119402 A EP 96119402A EP 0780173 A3 EP0780173 A3 EP 0780173A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- branch pipe
- manifold
- bent
- pipe
- manufacturing
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
- B21C37/08—Making tubes with welded or soldered seams
- B21C37/0803—Making tubes with welded or soldered seams the tubes having a special shape, e.g. polygonal tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
- B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
- B21C37/29—Making branched pieces, e.g. T-pieces
-
- 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
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
-
- 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
- F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
- F01N2450/22—Methods or apparatus for fitting, inserting or repairing different elements by welding or brazing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1995148224 DE19548224A1 (de) | 1995-12-22 | 1995-12-22 | Verfahren zur Herstellung eines Rohrteiles, insbesondere einer Krümmer-Rohrabzweigung einer Kraftfahrzeug-Abgasanlage, sowie eine hiernach gefertigte Krümmer-Rohrabzweigung |
| DE19548224 | 1995-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0780173A2 EP0780173A2 (de) | 1997-06-25 |
| EP0780173A3 true EP0780173A3 (de) | 1998-10-21 |
Family
ID=7781071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP96119402A Withdrawn EP0780173A3 (de) | 1995-12-22 | 1996-12-04 | Verfahren zur Herstellung eines Rohrteiles, insbesondere einer Krümmer-Rohrabzweigung einer Kraftfahrzeug-Abgasanlage, sowie eine hiernach gefertigte Krümmer-Rohrabzweigung |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0780173A3 (de) |
| DE (1) | DE19548224A1 (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6694616B1 (en) * | 1999-04-13 | 2004-02-24 | Mckenna Joseph | Method of forming T-connectors |
| FR2811741B1 (fr) | 2000-07-17 | 2003-06-27 | Imphy Ugine Precision | Procede de fabrication d'un element de structure ayant une paroi metallique de forme generale tubulaire et element de structure |
| DE10149381A1 (de) * | 2001-10-06 | 2003-05-08 | Daimler Chrysler Ag | Verfahren zur Herstellung eines Abzweigrohres |
| DE10358502B3 (de) * | 2003-12-13 | 2005-04-07 | Daimlerchrysler Ag | Verfahren und Einrichtung zur Herstellung eines Hohlprofils |
| CN103920744B (zh) * | 2014-05-04 | 2016-01-27 | 唐山诚达建设集团有限公司 | 一种带支管管件一体加工设备 |
| CN106077132B (zh) * | 2016-07-07 | 2019-02-05 | 燕山大学 | 一种大型板制双焊缝三通的成形方法及成形装置 |
| CN110080869A (zh) * | 2018-01-26 | 2019-08-02 | 天纳克(苏州)排放系统有限公司 | 排气入口管及其箱体式排气后处理装置 |
| CN115673694B (zh) * | 2023-01-03 | 2023-03-03 | 内江东工设备制造股份有限公司 | 一种超大型钢岔管的制作方法 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE373874A (de) * | ||||
| US1830262A (en) * | 1928-09-21 | 1931-11-03 | Rockwood Sprinkler Co Massachusetts | Method of making pipe fittings |
| FR761992A (fr) * | 1933-09-26 | 1934-03-31 | Cie Nat Radiateurs | Tuyau ou raccord en t et son procédé de fabrication |
| US2713195A (en) * | 1951-03-15 | 1955-07-19 | Solar Aircraft Co | Method of making an engine manifold |
| FR1327091A (fr) * | 1962-03-19 | 1963-05-17 | Neyrpic Ateliers Neyret Beylie | Perfectionnements aux procédés de fabrication de pièces de tuyauterie |
| JPS53116267A (en) * | 1977-03-23 | 1978-10-11 | Mitsubishi Plastics Ind Ltd | Manufacture of branched pipe joint |
| EP0321869A1 (de) * | 1987-12-21 | 1989-06-28 | Nissan Motor Co., Ltd. | Auspuffkrümmer |
| DE4113855A1 (de) * | 1991-04-27 | 1992-08-20 | Bayerische Motoren Werke Ag | Konischer wickel-schalldaempfer |
-
1995
- 1995-12-22 DE DE1995148224 patent/DE19548224A1/de not_active Withdrawn
-
1996
- 1996-12-04 EP EP96119402A patent/EP0780173A3/de not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE373874A (de) * | ||||
| US1830262A (en) * | 1928-09-21 | 1931-11-03 | Rockwood Sprinkler Co Massachusetts | Method of making pipe fittings |
| FR761992A (fr) * | 1933-09-26 | 1934-03-31 | Cie Nat Radiateurs | Tuyau ou raccord en t et son procédé de fabrication |
| US2713195A (en) * | 1951-03-15 | 1955-07-19 | Solar Aircraft Co | Method of making an engine manifold |
| FR1327091A (fr) * | 1962-03-19 | 1963-05-17 | Neyrpic Ateliers Neyret Beylie | Perfectionnements aux procédés de fabrication de pièces de tuyauterie |
| JPS53116267A (en) * | 1977-03-23 | 1978-10-11 | Mitsubishi Plastics Ind Ltd | Manufacture of branched pipe joint |
| EP0321869A1 (de) * | 1987-12-21 | 1989-06-28 | Nissan Motor Co., Ltd. | Auspuffkrümmer |
| DE4113855A1 (de) * | 1991-04-27 | 1992-08-20 | Bayerische Motoren Werke Ag | Konischer wickel-schalldaempfer |
Non-Patent Citations (1)
| Title |
|---|
| PATENT ABSTRACTS OF JAPAN vol. 002, no. 152 (C - 031) 20 December 1978 (1978-12-20) * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE19548224A1 (de) | 1997-06-26 |
| EP0780173A2 (de) | 1997-06-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| AK | Designated contracting states |
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| PUAL | Search report despatched |
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| AK | Designated contracting states |
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| 17P | Request for examination filed |
Effective date: 19990323 |
|
| 17Q | First examination report despatched |
Effective date: 19990608 |
|
| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: J. EBERSPAECHER GMBH & CO. KG |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 20040701 |