WO2016005229A1 - Liaison à bride et procédé de fabrication - Google Patents

Liaison à bride et procédé de fabrication Download PDF

Info

Publication number
WO2016005229A1
WO2016005229A1 PCT/EP2015/064822 EP2015064822W WO2016005229A1 WO 2016005229 A1 WO2016005229 A1 WO 2016005229A1 EP 2015064822 W EP2015064822 W EP 2015064822W WO 2016005229 A1 WO2016005229 A1 WO 2016005229A1
Authority
WO
WIPO (PCT)
Prior art keywords
flange
seal
frame
plastic
component
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.)
Ceased
Application number
PCT/EP2015/064822
Other languages
German (de)
English (en)
Inventor
Wolfgang GÜTH
Jürgen Stehlig
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mahle International GmbH
Original Assignee
Mahle International GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mahle International GmbH filed Critical Mahle International GmbH
Publication of WO2016005229A1 publication Critical patent/WO2016005229A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/045—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly
    • F02B29/0462—Liquid cooled heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/045—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly
    • F02B29/0475—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly the intake air cooler being combined with another device, e.g. heater, valve, compressor, filter or EGR cooler, or being assembled on a special engine location
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Definitions

  • the present invention relates to a flange connection between a metal component and a plastic component, having the features of the preamble of claim 1.
  • the invention also relates to a method for producing such a flange connection.
  • the invention relates to a fresh air module, which is equipped with such a flange connection.
  • the invention relates to a charge air cooler, which is equipped with a flange for producing such a flange connection, and a method for producing such a charge air cooler.
  • a fresh air module of a fresh air system for supplying an internal combustion engine with fresh air comprising a housing with a housing opening and a charge air cooler which is inserted through the housing opening in the housing, wherein a flange of the charge air cooler, the housing opening closes.
  • the housing of the fresh air module is made of plastic and represents a plastic component whose housing opening is referred to below as a component opening.
  • the intercooler is essentially made of metal and thus represents a metal component, wherein the flange provided thereon is also formed of metal.
  • the component opening is bordered by an opening edge made of plastic.
  • the flange formed on the metal component has a molded-on plastic frame on the flange, which is welded to the opening edge, in such a way that a closed around the component opening welding zone between the frame and opening edge is formed. To this Way, the metal component can be easily fixed to the plastic component. At the same time a tight closure of the component opening is thereby effected.
  • the present invention is concerned with the problem of providing an improved embodiment for a flange connection of the aforementioned type and for a fresh air module equipped therewith and associated production method, which is characterized in particular by a sufficient seal for a relatively long service life.
  • the invention is based on the general idea to equip the flange with at least one seal.
  • the seal consists in the usual way of an elastic plastic.
  • this is a plastic that is different from the plastic of the frame.
  • the respective seal is arranged so that it rotates closed along the flange.
  • the at least one seal is arranged so that with
  • the metal of the flange is in direct contact with a metal surface of the flange, so it touches or rests against it.
  • the plastic that is used for the seal as a sealing material is characterized over the plastic from which the frame is made by a higher elasticity, whereby the seal can compensate for thermally induced elongation effects and shocks and the like elastic.
  • the seal remains permanently in sealing contact with the metal of the flange.
  • the at least one seal is also arranged so that it is in addition to the plastic of the frame so in direct contact with a plastic surface of the frame, so this touches or rests against it.
  • this seal seals the flange against the frame.
  • the seal may be arranged at least partially, that is, either completely or only partially within a region enclosed by the welding zone and / or on a side of the flange facing the edge of the opening. Additionally or alternatively, the seal may be at least partially, so either completely or only partially disposed on a side remote from the opening edge side of the flange.
  • the seal may abut the flange and the opening edge in a region enclosed by the welding zones next to the frame.
  • the respective seal is arranged offset in the region of the component opening to the welding zone.
  • the respective seal is positioned outside the frame. In this way, the seal on the one hand seal against the flange and on the other hand against the opening edge. With regard to the welding zone and the frame molded onto the flange, the seal is thus connected in series or upstream, so that it is irrelevant for the sealing of the component opening, whether the downstream connection between the frame and flange leakage occurs or not.
  • the seal can be molded onto the flange, so that the seal is permanently and firmly and tightly connected to the flange.
  • the seal In the area of the opening edge, the seal can come into contact with a corresponding sealing contour of the housing.
  • a sealing groove in which engages the seal.
  • the seal in the direction of insertion can be made relatively large, which allows the use of sealing plastics with particularly high elasticity.
  • the seal may alternatively be molded onto the opening edge and optionally engage in a sealing groove provided on the flange. Additionally or alternatively, it is also conceivable here to inject the seal into a sealing groove provided on the opening edge.
  • the seal may be configured with respect to the flange as a separate component, so that the seal comes only loosely on the flange to the plant.
  • the seal engages in a sealing groove, which is formed on the flange.
  • the seal may engage in a seal groove formed at the opening edge.
  • the seal may also be attached to the opening edge, wherein it consists of a different, in particular softer, plastic than the opening edge.
  • the seal can be arranged at least partially in a region of the flange which is overmolded by the plastic of the frame. be net, so that the seal is at least partially, so either completely or only partially disposed within the frame.
  • the seal is thus already attached to the flange before the molding of the frame.
  • This embodiment is based on the idea of sealing the flange with respect to the frame with the aid of the respective seal, that is to say in the region in which the leakages can occur. The seal thus does not seal against the housing since the seal with respect to the housing per se is made by the weld zone between the opening edge and the frame.
  • the seal may be a separately manufactured component, which is attached to the flange and which is then encapsulated or enveloped in the molding of the frame partially or completely from the plastic of the frame.
  • the seal may be molded onto the flange.
  • the frame is then molded onto the molded seal, thereby at least partially enveloping it.
  • This procedure can be realized in a particularly simple manner, in particular by a so-called two-component injection method, namely preferably in a single injection molding tool.
  • the respective seal within the frame may be in a compressed state.
  • the gasket that is partially or completely overmolded by the frame is in a pre-stressed condition, thereby providing a particularly efficient seal against the frame and / or against the flange. Due to the bias within the seal, the sealing contact of the seal on the frame or on the flange is maintained even if thermally caused a relative movement between the flange and frame.
  • the seal may be formed by a coating of the flange of a sealing material.
  • a layer thickness of the seal coating is a maximum of 2.0 mm, preferably a maximum of 1, 0 mm. This coating is at least partially formed on the flange, where subsequently the frame is molded. In any case, the coating along the flange is provided completely encircling.
  • the seal coating may cover the entire area of the flange intended for molding of the frame.
  • a fusion connection or welded connection between the plastic of the frame and the plastic of the seal can basically be formed.
  • this is not absolutely necessary, because even in the case that the plastics of the frame and the seal do not connect with each other, the seal lies flat and sealing against the frame.
  • the seal can be arranged at least in a region of the frame that is distal to the welding zone. The positioning of the seal distally, so spaced from the weld zone is achieved that the seal during manufacture of the weld is not exposed to elevated temperatures, whereby damage to the seal when welding the frame with the opening edge can be avoided.
  • the at least one seal may be molded to a metal surface of the flange and to the frame.
  • the seal results in an effective seal between the metallic portion of the flange and the molded plastic frame.
  • the molded gasket causes a reaching sealing effect even if over time the plastic of the frame should come off the metal of the flange.
  • such a seal may be molded onto the flange and the frame on an outer side facing away from the interior of the plastic component.
  • the seal is molded onto the inner side of the plastic component facing the inner side of the flange and the frame. It is also conceivable, however, an embodiment in which each such seal is provided on the outside and on the inside.
  • a method for producing such a flange connection in which the seal is at least partially encapsulated by the frame, is characterized in that at least one seal is applied to the flange of the metal component and that a frame is injection molded onto the flange in such a way that the seal is disposed wholly or partially within the frame.
  • the seal can either be attached to the flange as a separate component or sprayed onto the flange.
  • the molding of the frame can be carried out according to an advantageous embodiment so that in the process the gasket is compressed. After solidification of the frame is then arranged within the frame part of the seal or, when completely within the frame arranged seal, the entire seal biased.
  • An inventive intercooler for a fresh air system of a supercharged internal combustion engine has a radiator block made of metal, a metal flange, at least one arranged on the flange seal and molded onto the flange frame made of plastic.
  • at least one such seal may be molded onto the frame and to the flange.
  • at least one such seal can be arranged completely or partially in a region of the flange which is overmolded by the plastic of the frame be such that the seal is disposed completely or partially within the frame.
  • An inventive method for producing such a charge air cooler is characterized in that first at least one seal is attached to the flange of the charge air cooler and that subsequently a frame is molded onto the flange, such that the seal is disposed wholly or partially within the frame.
  • the seal can either be attached to the flange as a separate component or sprayed onto the flange.
  • the frame is first injection molded onto the flange, so then at least one seal attached to the flange and to the frame, in particular grown or molded, is such that the respective seal on both the metal of the flange and the plastic of Frame is present.
  • FIG. 1 is a greatly simplified schematic diagram of a supercharged internal combustion engine
  • 2 to 6 are each a greatly enlarged sectional view of a flange in various embodiments.
  • an internal combustion engine 1 comprises an engine block 2, which in each case contains a combustion chamber 4 in corresponding cylinders 3.
  • the fresh air system 5 includes upstream of the housing 7 a compressor 9 of an exhaust gas turbocharger 10. Between the compressor 9 and the housing 7, a throttle device 1 1 is arranged.
  • the internal combustion engine 1 also has an exhaust system 12, which dissipates exhaust gas from the combustion chambers 4. Downstream of an exhaust manifold 13, the exhaust system 12 includes a turbine 14 of the exhaust gas turbocharger 10.
  • the charged by means of the exhaust gas turbocharger 10 internal combustion engine 1 is also equipped with a charge air cooler 15 which is integrated into a charge air cooling circuit 16.
  • the charge air cooling circuit 16 includes a coolant pump 17 and a radiator 18.
  • the engine block 2 is in turn incorporated into an engine cooling circuit 19, which includes a coolant pump 20 and a radiator 21.
  • the two radiators 18, 21 of the two cooling circuits 16, 19 are arranged one behind the other, so that they can be successively flowed through by a cooling air flow 22, which are generated or amplified by means of a blower 23 can.
  • a separate cooling circuit 16 is provided for the intercooler 15, which is provided separately from the engine cooling circuit 19.
  • the intercooler 15 is arranged as shown in FIG. 1 in the housing 7 of the fresh air module 6.
  • the intercooler 15 is inserted through a housing opening 24 of the housing 7 in the housing 7.
  • the intercooler 15 has a flange 25, which closes the housing opening 24 in the installed state.
  • the flange 25 serves to produce a flange 26 between the intercooler 15 and the fresh air module 6.
  • the flange 25 is from a radiator block 42 of the intercooler 15, which is arranged in the housing 7 and causes the cooling of the charge air.
  • the radiator block 42 is usually made of metallic cooling tubes, cooling plates, cooling fins and the like.
  • An inlet connection 27 and a return connection 28 of the intercooler 15 are arranged on an outside facing away from the interior of the housing 7 outside and connected to the cooling circuit 16 of the charge air cooler 15.
  • FIGS. 2 to 6 show different variants.
  • the flange connection 26 serves for sealingly connecting a metal component to a plastic component.
  • the metal component is formed by the intercooler 15, so that the metal component is also referred to below as 15.
  • the plastic component is formed in the example of FIG. 1 by the fresh air module 6 or by its housing 7, so that the plastic component is also referred to below as 7.
  • the flange connection 26 described below can in principle be used with any metal component 15 and any plastic component 7. A preferred application of the flange connection 26 However, this results if, as shown in FIG. 1, a metallic intercooler 15 is inserted into a housing 7 made of plastic of a fresh air module 6.
  • the plastic component 7 has a component opening 24, which corresponds to the housing opening 24 shown in FIG. 1 and which is bordered by an opening edge 29 made of plastic.
  • the opening edge 29 is also designed here by way of example also flange.
  • the flange 25 of the metal component 15 is made of metal and has a molded-on frame 30 made of plastic.
  • the frame 30 is welded to the opening edge 29.
  • a corresponding welding zone is designated 31 in FIGS. 2 to 6.
  • the frame 30 is welded to the opening edge 29 such that the weld zone 31 rotates completely closed around the component opening 24.
  • the frame 30 is tightly connected to the opening edge 29 and thus to the plastic component 7.
  • this also fixes the flange 25 and thus also the metal component 15 via the frame 30 on the opening edge 29 and thus on the plastic component 7.
  • the flange connection 26 is also equipped with at least one seal 32 which runs closed along the flange 25. Further, the seal 32 is in contact with the metal of the flange 25.
  • the flange connection 26 has a plurality of such seals 32, so that at least two of the alternative embodiments described below can be used simultaneously, ie cumulatively.
  • the seal 32 is arranged adjacent to the frame 30 on the flange 25 and on the opening edge 29, in a region enclosed or enclosed by the welding zone 31. In this case, the seal 32 directly contacts a metal surface 43 of the flange 25 and the opening edge 29.
  • the seal 32 is arranged at a distance from the frame 30 so that it has no contact with the frame 30.
  • the seal 32 can also be arranged directly on the frame 30, so that it can in particular also touch the frame 30.
  • the seal 32 may be molded onto the flange 25 so that it is firmly connected thereto.
  • the seal 32 with respect to the flange 25 may represent a separate component, so that it rests only loosely on the flange 25.
  • the seal 32 engages in a sealing groove 33, which is formed in the opening edge 29.
  • the flange 25 can also be equipped with such a sealing groove into which the seal 32 can be inserted or in which the seal 32 can be injected.
  • the frame 30 is preferably molded on the flange 25 or on its metal surface 43 such that it surrounds or surrounds a free-standing end 34 of the flange 25.
  • the flange 25 may include at least one opening 35 in the region of the frame 30, which is penetrated and filled by the plastic of the frame 30 during injection molding of the frame 30, resulting in a positive connection between the frame 30 and the flange 25.
  • the seal 32 is arranged at least partially in a region of the flange 25 which is overmolded by the plastic of the frame 30.
  • the respective seal 32 is at least partially disposed within the frame 30.
  • the respective seal 32 is in each case arranged completely within the frame 30, ie completely encapsulated by the plastic of the frame 30.
  • the respective seal 32 is encapsulated by the plastic of the frame 30 and in particular protected from environmental influences.
  • the seal 32 is preferably a separately manufactured component which is suitably attached to the flange 25.
  • the seal 32 may be incorporated into corresponding recesses 37 formed on the flange 25 for this purpose.
  • Fig. 4 shows an embodiment in which the seal 32 is injection-molded onto the flange 25.
  • the seal 32 is molded onto the flange 25 before the frame 30 is sprayed on.
  • the seal 32 shown in FIG. 4 are molded onto the flange 25 so that the seal 32 surrounds or surrounds the free-standing end 34 of the flange 25.
  • the seal 32 can also penetrate the aforementioned recess 35.
  • the seal 32 is injection-molded onto the flange 25 such that the seal 32 contains a passage opening 38 within the recess 35 of the flange 25.
  • the plastic of the frame 30 can pass through and fill up the through-opening 38 of the molded-on seal 32, so that the form-fitting fixing of the frame to the flange 35 in this case takes place through the seal 32.
  • the molding of the frame 30 is advantageously carried out so that thereby the elastic plastic of the seal 32 is compressed. Accordingly, the seal 32 is within the frame 30 in a compressed or biased state.
  • the respective seal 32 is completely embedded in the frame 30, may be provided in another, not shown embodiment, the respective seal 32 only partially embedded in the frame 30.
  • the seal 32 then has a portion disposed within the frame 30 and a portion disposed outside the frame 30, wherein both said portions abut the flange 25.
  • the seal 32 is formed by a coating 39 of the flange 25, which coating 39 consists of a sealing material and can also be referred to below as a seal coating 39.
  • a sealing coating 29 differs from a conventional seal in particular by a significantly smaller wall thickness and, accordingly, by a significantly reduced absolute elastic deformability.
  • the sealing coating 39 covers in the example of FIG. 5 substantially the entire metal surface 43 of the flange 25, so that the flange 25 is coated in particular in the region of its free end 34 and within the recesses 35 of the sealing material.
  • the seal coating 39 causes a permanent solid connection between the sealing material and the flange 25 while providing a permanent seal between the sealing material and the frame 30.
  • the flange connection 26 is provided with two such seals 32.
  • the seals 32 are molded onto both the flange 25 and the frame 30.
  • the seals 32 are molded in this embodiment after the molding of the frame 30 to the flange 25, so that they touch both the frame 30 and the metal of the flange 25, so its metal surface 43.
  • the respective seal 32 may be injection-molded onto the flange 25 and the frame 30 at an inner side 40 of the flange 25 facing the interior of the plastic component 7 or to the flange 25 at an outer side 41 of the flange 25 facing away from the interior of the plastic component 7 the frame 30 be molded.
  • the one seal 32 is injection-molded onto the inside 40, while the other seal 32 is injection-molded onto the outside 41. Basically, a single such seal 32 is sufficient. Preferably, this is then molded on the inside 40.
  • the seal 32 seals the flange 25 against the opening edge 29, so is in each case directly in contact with the flange 25 and with the opening edge 29.
  • the seal 32 seals the flange 25 with respect to the frame 30, ie it is in direct contact with the flange 25 and the frame 30, respectively.
  • the seal 32 is arranged such that it is arranged partially within a region enclosed by the weld zone 31 and exposed to the component opening 24 on an inner side of the flange 25 facing the opening edge 29 or the component opening 24 is.
  • the seal 32 is so in these examples arranged that it is also partially disposed on a side facing away from the opening edge 29 and the component opening 24 outside of the flange 25.
  • Fig. 6, shows an example with two seals 32, which can be used alternatively or cumulatively, wherein the one in Fig. 6 upper, outer seal 32 is disposed completely on the outside of the flange 25 and on this outside with the flange 25th and the frame 30 is in contact, while the other in Fig. 6 lower, inner seal 32 is disposed completely on the inside of the flange 25 and is in contact with the flange 25 and the frame 30 on this inside.
  • the inner seal 32 is again arranged within the area enclosed by the welding zone 31.
  • the molding of the frame 30 to the seal 32 or the injection of the seal 32 to the frame 30 may be such that a weld or fusion bond between the plastics of the frame 30 and the respective seal 32 is formed.
  • the plastics of frame 30 and seal 32 abut each other without fusion bonding.
  • the respective seal 32 consists of a sealing material which is regularly formed by an elastic, preferably rubber-elastic, plastic.
  • the plastic of the seal 32 is significantly flexurally elastic, that is elastically deformable at lower forces than the plastic of the frame 30.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

La présente invention concerne une liaison à bride (26) entre un élément métallique (15) et un élément en matière plastique (7), - l'élément en matière plastique (7) comportant un orifice (24) qui est bordé par un bord (29) en matière plastique, - l'élément métallique (15) comportant une bride (25) en métal, - la bride (25) comportant un cadre (30) en matière plastique qui est moulé sur ladite bride et qui est soudé au bord (29) de façon à former une zone de soudure circonférentielle (31), fermée autour de l'orifice (24), entre le cadre (30) et le bord (29). Une étanchéité permanente au niveau de la liaison à bride (26) est obtenue au moyen d'au moins une garniture d'étanchéité circonférentielle (32) qui est fermée le long de la bride (25) et qui est en contact avec le métal de la bride (25).
PCT/EP2015/064822 2014-07-07 2015-06-30 Liaison à bride et procédé de fabrication Ceased WO2016005229A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014213154.5A DE102014213154A1 (de) 2014-07-07 2014-07-07 Flanschverbindung und Herstellungsverfahren
DE102014213154.5 2014-07-07

Publications (1)

Publication Number Publication Date
WO2016005229A1 true WO2016005229A1 (fr) 2016-01-14

Family

ID=53502655

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/064822 Ceased WO2016005229A1 (fr) 2014-07-07 2015-06-30 Liaison à bride et procédé de fabrication

Country Status (2)

Country Link
DE (1) DE102014213154A1 (fr)
WO (1) WO2016005229A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017120947A1 (de) * 2017-09-11 2019-03-14 Volkswagen Aktiengesellschaft Kraftfahrzeug mit einem Kühlsystem
EP4520977A1 (fr) 2023-09-06 2025-03-12 Röchling Automotive SE Carter de pompe centrifuge

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1039911A (fr) * 1951-07-17 1953-10-12 Chausson Usines Sa Procédé de fabrication des radiateurs de refroidissement fabriqués au moins partiellement en matières plastiques ou en métaux corrodables et applications analogues
EP0017410A1 (fr) * 1979-03-24 1980-10-15 Bl Cars Limited Echangeur de chaleur et son procédé de fabrication
WO2006125919A1 (fr) * 2005-05-24 2006-11-30 Valeo Systemes Thermiques Echangeur de chaleur comportant un faisceau d’echange de chaleur loge dans un boitier
DE102009050884A1 (de) * 2009-10-27 2011-04-28 Behr Gmbh & Co. Kg Abgaswärmetauscher
WO2014009360A2 (fr) * 2012-07-11 2014-01-16 Mahle International Gmbh Dispositif d'alimentation en air frais et procédé de fabrication

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10057379B4 (de) * 2000-11-18 2005-06-30 Mahle Filtersysteme Gmbh Verfahren zur Herstellung eines Dichtungsflansches mit einer in diesem integrierten Dichtung
DE102013202448A1 (de) * 2013-02-14 2014-08-14 Mahle International Gmbh Frischluftanlage
DE102013205316A1 (de) * 2013-03-26 2014-10-02 Behr Gmbh & Co. Kg Frischluftanlage

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1039911A (fr) * 1951-07-17 1953-10-12 Chausson Usines Sa Procédé de fabrication des radiateurs de refroidissement fabriqués au moins partiellement en matières plastiques ou en métaux corrodables et applications analogues
EP0017410A1 (fr) * 1979-03-24 1980-10-15 Bl Cars Limited Echangeur de chaleur et son procédé de fabrication
WO2006125919A1 (fr) * 2005-05-24 2006-11-30 Valeo Systemes Thermiques Echangeur de chaleur comportant un faisceau d’echange de chaleur loge dans un boitier
DE102009050884A1 (de) * 2009-10-27 2011-04-28 Behr Gmbh & Co. Kg Abgaswärmetauscher
WO2014009360A2 (fr) * 2012-07-11 2014-01-16 Mahle International Gmbh Dispositif d'alimentation en air frais et procédé de fabrication
DE102012212110A1 (de) 2012-07-11 2014-01-16 Mahle International Gmbh Frischluftversorgungseinrichtung und Herstellungsverfahren

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