DE59400065D1 - Rohrkrümmer - Google Patents
RohrkrümmerInfo
- Publication number
- DE59400065D1 DE59400065D1 DE59400065T DE59400065T DE59400065D1 DE 59400065 D1 DE59400065 D1 DE 59400065D1 DE 59400065 T DE59400065 T DE 59400065T DE 59400065 T DE59400065 T DE 59400065T DE 59400065 D1 DE59400065 D1 DE 59400065D1
- Authority
- DE
- Germany
- Prior art keywords
- pipe elbow
- elbow
- pipe
- 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.)
- Expired - Fee Related
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 ; 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
-
- 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
- B21D26/053—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 characterised by the material of the blanks
- B21D26/055—Blanks having super-plastic properties
-
- 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
- F01N13/10—Other arrangements or adaptations of exhaust conduits of exhaust manifolds
-
- 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
- F01N13/1883—Construction facilitating manufacture, assembly, or disassembly manufactured by hydroforming
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Exhaust Silencers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4314470 | 1993-05-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59400065D1 true DE59400065D1 (de) | 1996-02-01 |
Family
ID=6486968
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE59400065T Expired - Fee Related DE59400065D1 (de) | 1993-05-03 | 1994-02-16 | Rohrkrümmer |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0623739B1 (de) |
DE (1) | DE59400065D1 (de) |
ES (1) | ES2081722T3 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE9407812U1 (de) * | 1994-05-11 | 1994-07-21 | Zeuna-Stärker GmbH & Co KG, 86154 Augsburg | Rohrzusammenführung und Vorrichtung zu ihrer Herstellung |
EP0733788B1 (de) | 1995-02-24 | 2002-07-17 | Volkswagen Aktiengesellschaft | Rohrkrümmer für eine Brennkraftmaschine |
DE19518252C2 (de) * | 1995-05-18 | 1997-05-22 | Schaefer Maschbau Wilhelm | Verfahren und Vorrichtung zum Herstellen eines metallenen Hosenrohres nach dem Innenhochdruck-Umformverfahren |
DE19546509A1 (de) * | 1995-12-13 | 1997-06-19 | Zeuna Staerker Kg | Abgaskrümmer sowie Verfahren zu seiner Herstellung |
DE19752773C2 (de) | 1997-11-28 | 1999-09-02 | Daimler Chrysler Ag | Verfahren zur Herstellung eines luftspaltisolierten Abgaskrümmers einer Fahrzeugabgasanlage |
DE19752772C2 (de) | 1997-11-28 | 1999-09-02 | Daimler Chrysler Ag | Verfahren zur Herstellung eines mit einem Abzweigstutzen versehenen luftspaltisolierten Abgasrohres |
DE19803275A1 (de) * | 1998-01-29 | 1999-08-12 | Benteler Werke Ag | Abgaskrümmer |
DE102007006254A1 (de) * | 2007-02-08 | 2008-08-14 | Daimler Ag | Verfahren zur Herstellung eines Fahrwerk- und/oder Karosseriebauteils |
EP1985388B1 (de) * | 2008-08-06 | 2010-03-24 | Witzenmann GmbH | Hochdruckfester Metallbalg und Verfahren zum Herstellen eines solchen |
GB2535001A (en) * | 2015-12-22 | 2016-08-10 | Daimler Ag | Exhaust pipe element for an exhaust system of a vehicle, in particular a motor vehicle |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1068206B (de) * | 1955-06-17 | 1959-11-05 | Flexonics Corporation, Maywood, 111. (V. St. A.) | Verfahren zum Herstellen eines gekrümmten Rohrformstückes |
FR2527263B1 (fr) * | 1982-05-22 | 1985-06-21 | Witzenmann Metallschlauchfab | Collecteur d'echappement et procede pour sa fabrication |
US4840053A (en) * | 1987-07-29 | 1989-06-20 | Mitsui & Co., Ltd. | Method for manufacturing a pipe with projections |
JPH0543227Y2 (de) * | 1987-12-21 | 1993-10-29 | ||
DE4103083C1 (en) * | 1991-02-01 | 1992-05-27 | H.D. Eichelberg & Co Gmbh, 5750 Menden, De | Steel pipe branch for IC engine exhaust - is formed by integral, hydrostatically shaped component with inner, longitudinal flanges |
-
1994
- 1994-02-16 ES ES94102305T patent/ES2081722T3/es not_active Expired - Lifetime
- 1994-02-16 DE DE59400065T patent/DE59400065D1/de not_active Expired - Fee Related
- 1994-02-16 EP EP94102305A patent/EP0623739B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES2081722T3 (es) | 1996-03-16 |
EP0623739A1 (de) | 1994-11-09 |
EP0623739B1 (de) | 1995-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |