EP1300646A2 - Wärmetauscher, insbesondere Flachrohr-Wärmetauscher eines Kraftfahrzeuges - Google Patents
Wärmetauscher, insbesondere Flachrohr-Wärmetauscher eines Kraftfahrzeuges Download PDFInfo
- Publication number
- EP1300646A2 EP1300646A2 EP02018694A EP02018694A EP1300646A2 EP 1300646 A2 EP1300646 A2 EP 1300646A2 EP 02018694 A EP02018694 A EP 02018694A EP 02018694 A EP02018694 A EP 02018694A EP 1300646 A2 EP1300646 A2 EP 1300646A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- box
- heat exchanger
- coolant
- opening
- exchanger according
- 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- Withdrawn
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
- F28F9/0278—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits in the form of stacked distribution plates or perforated plates arranged over end plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
- F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
- F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
- F28D1/05391—Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits combined with a particular flow pattern, e.g. multi-row multi-stage radiators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0246—Arrangements for connecting header boxes with flow lines
Definitions
- the invention relates to a heat exchanger, in particular a flat tube heat exchanger a motor vehicle, having the features of the preamble of claim 1.
- Such a heat exchanger is for example from DE 44 03 402 A1 known and has two coolant boxes, between which a tube block with a plurality of parallel tubes, in particular flat tubes, is arranged. At the one coolant box is on a front side via a connecting piece an inlet pipe attached. In a similar way are also on other coolant box mounted on suitable connecting piece drain pipes. The effort to connect the individual tubes to each associated coolant box is relatively large.
- one of the coolant boxes contains three chambers, namely an inlet chamber, a deflection chamber and a drain chamber.
- inlet pipes are mounted on the front side, wherein the inlet pipe with the inlet chamber is connected while the drain pipe to the drain chamber connected. Again, the frontal connection of the pipes to the Box relatively expensive.
- DE 35 11 952 C2 shows a heat exchanger with a coolant box made of plastic.
- This special coolant box contains two inlet chambers and a drainage chamber, with corresponding connecting pieces for mounting the inlet pipes and the drain pipe already in the coolant box are integrated.
- the drainage chamber of this coolant box shows a Another special feature, being in an entry area and an exit area is divided, these areas via a transfer opening with each other are connected.
- the coolant flows out of the tube block into the inlet area the drain chamber and passes from this through the transfer opening in the exit area of the drain chamber. From the drainage chamber the coolant then flows into the drainpipe.
- the transfer opening can be targeted to a desired flow and thus a desired heat distribution in the tube block can be adjusted.
- the present invention deals with the problem for a heat exchanger of the type mentioned a relatively inexpensive to produce Specify embodiment.
- the invention is based on the general idea, inlet pipe and drain pipe via radial openings with the respective associated coolant box connect to. This construction results in simplifications for the cultivation of the pipes. In addition, the thus constructed heat exchanger be made very compact. Furthermore, the results Possibility of the whole heat exchanger made entirely of aluminum or aluminum alloys manufacture.
- the at the respective Pipe formed radial opening or the associated coolant box trained side opening one along the opening edge closed have circumferential, outwardly projecting collar (so-called "passage"), which penetrates into the associated complementary opening and laterally whose opening edge is present.
- This collar or draft simplifies the Assembly and ensures in particular a positioning of pipe and Box, whereby the implementation of the respective connection technology, e.g. Soldering, simplified.
- the clamping action can also be formed be that the two openings at least at low pressures are relatively dense, so that e.g. the implementation of a Tauchlötvons simplified.
- a heat exchanger 1 according to the invention a first coolant box 2, a tube block 3 and a second coolant box 4 on. Since the heat exchanger 1 in the representations shown here is always reproduced so that the first coolant box 2 arranged below is, the coolant boxes 2 and 4 in the following also as lower coolant box 2 and upper coolant box 4. Accordingly the lower coolant box 2 is at the lower end of the Pipe block 3 is placed, while the upper coolant box 4, the upper Covering the end of the tube block 3.
- the tube block 3 consists in conventional Way of a larger number of tubes, in particular flat tubes, which run parallel to each other and usually constant mutual Have distances. Between the flat sides of the flat tubes zigzag fins can be sandwiched nested.
- the tube block 3 is usually at its broad side with an air flow substantially vertically applied and flows through it.
- the heat exchanger 1 comprises an inlet pipe 5, the coolant supplies, and a drain pipe 6, the coolant dissipates.
- the tubes 5 and 6 extend each along a longitudinal side of the upper coolant tank 4, wherein they rest along this longitudinal side of the upper coolant box 4.
- the drain pipe 6 only about half the length of the upper coolant box 4 extends is clear that the drainage tube 6 in another embodiment also about the entire length of the upper coolant box 4 may extend.
- the upper coolant box 4 designed as inlet and outlet box, which in its interior with a the supply pipe 5 communicating, not visible here inflow chamber 11th and a communicating with the drain pipe 6, also not visible Drain chamber 12 contains.
- the lower Coolant box 2 designed as a deflection box, which from the Tube block 3 escaping coolant deflected and back into the tube block. 3 recirculates.
- the tube block 3 as a double-flow tube block 3, which has a flow area 15, in which the coolant from the inlet chamber 11 of the inlet and outlet box 4 to the deflection box.
- the mounted tubes 5 and 6 abut each other, wherein they also connected according to a further development may be, for example by a solder joint.
- Fig. 1 is by a broken line, the subdivision of the upper Coolant box 4 in the viewer facing the drain chamber 12th and the inlet chamber facing away from the viewer 11 symbolically represented.
- Fig. 2 the representation in a corresponding manner about 180 ° turned.
- the tubes 5 and 6 each contain a radial opening 7 and 8.
- the upper coolant box 4 for Each radial opening 7, 8 has a corresponding side opening 9 or 10.
- the radial openings 7 and 8 of the tubes 5 and 6 with their corresponding side openings 9 and 10 of the upper Coolant box 4 tightly connected, so that the inlet pipe 5 with the inlet chamber 11 and the drain pipe 6 communicates with the drain chamber 12.
- the tubes 5 and 6 in Fig. 2 from the upper Coolant box 4 shown spaced.
- the Side openings 9 and 10 of the upper coolant box 4 each with a outwardly projecting collar 13 and 14, respectively, along the The respective opening edge is closed and rotates when the pipe is attached 5, 6 penetrates into the associated complementary radial opening 7 and 8 and Accordingly, laterally applied to the opening edge.
- the sizing is chosen so that when inserted into the radial opening 7, 8 Collar 13, 14 results in a clamping action, to facilitate the Mount the associated pipe 5 or 6 on the upper coolant box 4, in particular sealed, holds.
- Through the sealed clamp holder simplifies the production of a solder joint between the tubes. 5 and 6 and the coolant box 4.
- the tubes 5 and 6 together with the boxes 2 and 4 and the items of the tube block. 3 be soldered together in a common soldering.
- the tubes 5 and 6 are on one from the tube block 3 side facing away from the upper coolant box 4, whereby the entire heat exchanger 1 have a relatively small depth can.
- the radial openings 7 and 8 and the associated side openings 9 and 10 substantially Coincidentally formed to each other. Furthermore, here are these Openings 7, 8, 9, 10 formed as longitudinal slots, extending in the longitudinal direction the tubes 5, 6 and the upper coolant box 4 extend.
- openings 7, 8, 9, 10 in the embodiment of FIG. 2 along its longitudinal extent a substantially constant opening width own
- at least one of Openings here the outlet-side side opening 10 along its longitudinal extent have a varying opening width.
- the respective tube 6, 5 via a plurality of radial openings 7, 8 with the associated Box 2, 4 to connect.
- Fig. 3 on the inlet side an embodiment with a plurality of parallel flowed through Side openings 9 reproduced.
- the one, here the upper coolant box 4 may be formed as a feed box to which the Inlet pipe 5 is grown.
- the other, here is the lower coolant box 2 designed as a drain box, to which the drain pipe 6 is grown.
- the tube block 3 is single-entry educated.
- FIG. 5 In another embodiment of FIG. 5 is the one, here the upper one Coolant box 4 as in the embodiment of FIGS. 1 and 2 as Zu- and drain box formed at the both the inlet pipe 5 and the Drainpipe 6 are grown.
- the other, here the lower coolant box 2 is then again formed as a deflection box, which from the tube block. 3 deflected refrigerant and returned to the tube block 3.
- the inlet and outlet box 4 the inlet chamber 11 and the drain chamber 12, the box in the longitudinal direction together limits.
- the tube block 3 is here in the longitudinal direction of the boxes 2 and 4 in one Pre-flow area 15 and a return area 16 divided. Accordingly the coolant flows from the inlet pipe 5 into the inlet chamber 11, through the flow area 15 in the deflection box 2, of this in the return area 16, then into the drain chamber 12 and enters via the drain pipe. 6 again from the heat exchanger 1.
- heat exchanger 1 In the heat exchanger 1 according to the invention is of particular importance that this can be built extremely compact, with the connection the tubes 5 and 6 advantageous in the soldering process for tightly connecting the individual components can be integrated. Altogether thus one can completely made of aluminum or aluminum alloys Heat exchanger 1 are provided. Due to the variability in the shape for the openings 7, 8, 9, 10, the heat exchanger thus produced 1 also very easy to different installation situations be adjusted.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Description
- Fig. 1
- eine perspektivische Ansicht auf einen Wärmetauscher nach der Erfindung bei einer ersten Ausführungsform,
- Fig. 2
- eine Ansicht wie in Fig. 1, jedoch aus einer um etwa 180° gedrehten Blickrichtung und bei einer teilweise auseinandergezogenen Darstellung,
- Fig. 3
- einen Längsschnitt in einer Prinzipdarstellung eines Kühlmittelkastens, jedoch bei einer zweiten Ausführungsform,
- Fig. 4
- eine Prinzipdarstellung eines Wärmetauschers, jedoch bei einer dritten Ausführungsform und
- Fig. 5
- eine Prinzipdarstellung eines Wärmetauschers, jedoch bei einer vierten Ausführungsform.
- 1
- Wärmetauscher
- 2
- unterer Kühlmittelkasten
- 3
- Rohrblock
- 4
- oberer Kühlmittelkasten
- 5
- Zulaufrohr
- 6
- Ablaufrohr
- 7
- Radialöffnung in 5
- 8
- Radialöffnung in 6
- 9
- Seitenöffnung in 4
- 10
- Seitenöffnung in 4
- 11
- Zulaufkammer
- 12
- Ablaufkammer
- 13
- Kragen an 9
- 14
- Kragen an 10
- 15
- Vorlaufbereich von 3
- 16
- Rücklaufbereich von 3
Claims (11)
- Wärmetauscher, insbesondere Flachrohr-Wärmetauscher eines Kraftfahrzeugs, mit zwei Kühlmittelkästen (2, 4), zwischen denen ein Rohrblock (3) angeordnet ist, mit einem an einen der Kästen (2, 4) angebauten Zulaufrohr (5) und mit einem an einen der Kästen (2, 4) angebauten Ablaufrohr (6), dadurch gekennzeichnet, dass sich jedes Rohr (5, 6) zumindest teilweise entlang einer Längsseite des zugehörigen Kastens (2, 4) anliegend erstreckt und wenigstens eine Radialöffnung (7, 8) aufweist, die mit einer im Kasten (2, 4) ausgebildeten Seitenöffnung (9, 10) kommuniziert.
- Wärmetauscher nach Anspruch 1, dadurch gekennzeichnet, dass jedes Rohr (5, 6) mit dem zugehörigen Kasten (2, 4) verlötet ist.
- Wärmetauscher nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die Radialöffnung (7, 8) und die zugehörigen Seitenöffnung (9, 10) im wesentlichen Deckungsgleich zueinander ausgebildet sind.
- Wärmetauscher nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Radialöffnung (7, 8) und die zugehörige Seitenöffnung (9, 10) als Längsschlitze ausgebildet sind, die sich in Längsrichtung des jeweiligen Rohres (5, 6) erstrecken und entlang ihrer Längserstreckung eine im wesentlichen konstante oder eine variierende Öffnungsweite aufweisen.
- Wärmetauscher nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die Radialöffnung (7, 8) oder die Seitenöffnung (9, 10) einen entlang eines Öffnungsrandes geschlossen umfaufenden, nach außen vorstehenden Kragen (13, 14) aufweist, der in die zugehörige komplementäre Öffnung (7, 8) oder (9, 10) eindringt und seitlich an deren Öffnungsrand anliegt.
- Wärmetauscher nach Anspruch 5, dadurch gekennzeichnet, dass die Dimensionierung des Kragens (13, 14) so gewählt ist, dass sich bei in die zugehörige Öffnung (7, 8) oder (9, 10) eingestecktem Kragen (13, 14) eine Klemmwirkung ergibt, die das zugehörige Rohr (5, 6) am jeweiligen Kasten (2, 4) haltert.
- Wärmetauscher nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass zumindest eines der Rohre (5, 6) an einer vom Rohrblock (3) abgewandten Seite am jeweiligen Kasten (2, 4) angebaut ist.
- Wärmetauscher nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass der eine Kühlmittelkasten (4) als Zulaufkasten ausgebildet ist, an den das Zulaufrohr (5) angebaut ist, und dass der andere Kühlmittelkasten (2) als Ablaufkasten ausgebildet ist, an den das Ablaufrohr (6) angebaut ist.
- Wärmetauscher nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass der eine Kühlmittelkasten (4) als Zu- und Ablaufkasten ausgebildet ist, an den das Zulaufrohr (5) und das Ablaufrohr (6) angebaut sind, dass der Zu- und Ablaufkasten (4) eine mit dem Zulaufrohr (5) kommunizierende Zulaufkammer (11) und eine mit dem Ablaufrohr (6) kommunizierende Ablaufkammer (12) enthält und dass der andere Kühlmittelkasten (2) als Umlenkkasten ausgebildet ist, der das aus dem Rohrblock (3) austretende Kühlmittel umlenkt und wieder in den Rohrblock (3) rückführt.
- Wärmetauscher nach Anspruch 9, dadurch gekennzeichnet, dass der Rohrblock (3) in Längsrichtung der Kästen (2, 4) oder quer dazu in einen Vorlaufbereich (15), in dem das Kühlmittel von der Zulaufkammer (11) zum Umlenkkasten (2) strömt, und einen Rücklaufbereich (16) eingeteilt ist, in dem das Kühlmittel vom Umlenkkasten (2) zur Ablaufkammer (12)
- Wärmetauscher nach Anspruch 9 oder 10, dadurch gekennzeichnet, dass die Rohre (5, 6) aneinander anliegen und miteinander verbunden sind.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10149507 | 2001-10-06 | ||
DE10149507A DE10149507A1 (de) | 2001-10-06 | 2001-10-06 | Wärmetauscher, insbesondere Flachrohr-Wärmetauscher eines Kraftfahrzeugs |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1300646A2 true EP1300646A2 (de) | 2003-04-09 |
EP1300646A3 EP1300646A3 (de) | 2006-05-17 |
Family
ID=7701746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02018694A Withdrawn EP1300646A3 (de) | 2001-10-06 | 2002-08-21 | Wärmetauscher, insbesondere Flachrohr-Wärmetauscher eines Kraftfahrzeuges |
Country Status (3)
Country | Link |
---|---|
US (2) | US7000690B2 (de) |
EP (1) | EP1300646A3 (de) |
DE (1) | DE10149507A1 (de) |
Cited By (4)
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WO2006094583A1 (de) * | 2005-03-07 | 2006-09-14 | Behr Gmbh & Co. Kg | Wärmetauscher, insbesondere verdampfer einer kraftfahrzeug-klimaanlage |
WO2008141744A1 (de) * | 2007-05-22 | 2008-11-27 | Behr Gmbh & Co. Kg | Wärmeübertrager |
WO2020260052A1 (en) * | 2019-06-26 | 2020-12-30 | Valeo Autosystemy Sp. Z O.O. | Heat exchanger |
WO2021069060A1 (en) * | 2019-10-08 | 2021-04-15 | Valeo Autosystemy Sp. Z O.O. | A collector box for a heat exchanger |
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ATE470120T1 (de) * | 2005-03-18 | 2010-06-15 | Behr Gmbh & Co Kg | Wärmetauscher mit entlüfter |
US7874349B2 (en) * | 2006-03-16 | 2011-01-25 | Visteon Global Technologies, Inc. | Heat exchanger tank |
DE102006028692B4 (de) * | 2006-05-19 | 2021-09-02 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Elektrisch leitende Verbindung mit isolierendem Verbindungsmedium |
DE102006046671A1 (de) * | 2006-09-29 | 2008-04-03 | Behr Gmbh & Co. Kg | Wärmetauscher in Plattenbauweise, insbesondere Verdampfer für eine Kraftfahrzeug-Klimaanlage |
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US7921558B2 (en) * | 2008-01-09 | 2011-04-12 | Delphi Technologies, Inc. | Non-cylindrical refrigerant conduit and method of making same |
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CN101660870B (zh) * | 2009-09-16 | 2012-07-18 | 三花丹佛斯(杭州)微通道换热器有限公司 | 具有改进制冷剂分配性能的换热器 |
JP6281909B2 (ja) * | 2014-08-26 | 2018-02-21 | 日軽熱交株式会社 | パラレルフロー型熱交換器 |
CN107429977B (zh) | 2015-02-18 | 2019-08-16 | 达纳加拿大公司 | 具有顶部歧管和底部歧管的堆叠板热交换器 |
DE102017219182A1 (de) * | 2017-10-26 | 2019-05-02 | Mahle International Gmbh | Wärmeübertrager |
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EP3614093A1 (de) * | 2018-08-24 | 2020-02-26 | Valeo Autosystemy SP. Z.O.O. | Sammelkasten für einen wärmetauscher |
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DE19933913C2 (de) | 1999-07-20 | 2003-07-17 | Valeo Klimatechnik Gmbh | Verdampfer einer Kraftfahrzeugklimaanlage |
JP3812792B2 (ja) | 1999-08-06 | 2006-08-23 | 株式会社豊田自動織機 | 固気反応粉粒充填間接熱交換器 |
DE10056074B4 (de) * | 2000-11-07 | 2017-03-23 | Mahle International Gmbh | Wärmeübertrager |
-
2001
- 2001-10-06 DE DE10149507A patent/DE10149507A1/de not_active Withdrawn
-
2002
- 2002-08-21 EP EP02018694A patent/EP1300646A3/de not_active Withdrawn
- 2002-10-04 US US10/264,511 patent/US7000690B2/en not_active Expired - Lifetime
-
2005
- 2005-11-18 US US11/282,973 patent/US7234515B2/en not_active Expired - Fee Related
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DE3511952C2 (de) | 1985-04-02 | 1993-11-18 | Behr Gmbh & Co | Wärmetauscher für eine Heiz- oder Klimaanlage eines Kraftfahrzeuges |
DE4403402A1 (de) | 1994-02-04 | 1995-08-10 | Behr Gmbh & Co | Rohranschluß für einen Wasserkasten eines Kraftfahrzeug-Wärmetauschers |
DE19719255A1 (de) | 1997-05-07 | 1998-11-12 | Valeo Klimatech Gmbh & Co Kg | Sammler eines Wärmetauschers für Kraftfahrzeuge mit mindestens zweiteiligem Gehäuseaufbau |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006094583A1 (de) * | 2005-03-07 | 2006-09-14 | Behr Gmbh & Co. Kg | Wärmetauscher, insbesondere verdampfer einer kraftfahrzeug-klimaanlage |
JP2008531976A (ja) * | 2005-03-07 | 2008-08-14 | ベール ゲーエムベーハー ウント コー カーゲー | 熱交換器、特に自動車空調装置の蒸発器 |
WO2008141744A1 (de) * | 2007-05-22 | 2008-11-27 | Behr Gmbh & Co. Kg | Wärmeübertrager |
US9759492B2 (en) | 2007-05-22 | 2017-09-12 | Mahle International Gmbh | Heat exchanger having additional refrigerant channel |
EP2150757B1 (de) | 2007-05-22 | 2018-10-24 | MAHLE Behr GmbH & Co. KG | Wärmeübertrager |
WO2020260052A1 (en) * | 2019-06-26 | 2020-12-30 | Valeo Autosystemy Sp. Z O.O. | Heat exchanger |
EP3757502A1 (de) * | 2019-06-26 | 2020-12-30 | Valeo Autosystemy SP. Z.O.O. | Wärmetauscher |
WO2021069060A1 (en) * | 2019-10-08 | 2021-04-15 | Valeo Autosystemy Sp. Z O.O. | A collector box for a heat exchanger |
Also Published As
Publication number | Publication date |
---|---|
US7000690B2 (en) | 2006-02-21 |
US20060070729A1 (en) | 2006-04-06 |
EP1300646A3 (de) | 2006-05-17 |
US20030150603A1 (en) | 2003-08-14 |
DE10149507A1 (de) | 2003-04-10 |
US7234515B2 (en) | 2007-06-26 |
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