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EP1503153B1 - Dispositif d'échange de chaleur - Google Patents

Dispositif d'échange de chaleur Download PDF

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Publication number
EP1503153B1
EP1503153B1 EP20030291943 EP03291943A EP1503153B1 EP 1503153 B1 EP1503153 B1 EP 1503153B1 EP 20030291943 EP20030291943 EP 20030291943 EP 03291943 A EP03291943 A EP 03291943A EP 1503153 B1 EP1503153 B1 EP 1503153B1
Authority
EP
European Patent Office
Prior art keywords
connection
component
subunit
heat exchange
subunits
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 - Lifetime
Application number
EP20030291943
Other languages
German (de)
English (en)
Other versions
EP1503153A1 (fr
Inventor
Michel Brun
Christophe Schmittheissler
Pascal Miss
Maxime Mundel
Yannick Laumonnerie
Mathieu Mougey
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 Behr France Rouffach SAS
Original Assignee
Behr France Rouffach SAS
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 Behr France Rouffach SAS filed Critical Behr France Rouffach SAS
Priority to EP20030291943 priority Critical patent/EP1503153B1/fr
Priority to DE50313579T priority patent/DE50313579D1/de
Publication of EP1503153A1 publication Critical patent/EP1503153A1/fr
Application granted granted Critical
Publication of EP1503153B1 publication Critical patent/EP1503153B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F24H3/0429—For vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F24H3/0429—For vehicles
    • F24H3/0435—Structures comprising heat spreading elements in the form of fins
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F24H3/0429—For vehicles
    • F24H3/0441—Interfaces between the electrodes of a resistive heating element and the power supply means
    • F24H3/0447—Forms of the electrode terminals, e.g. tongues or clips
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/18—Arrangement or mounting of grates or heating means
    • F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
    • F24H9/1863—Arrangement or mounting of electric heating means
    • F24H9/1872—PTC

Definitions

  • the present invention relates to a device for exchanging heat, and more particularly to an electric heater.
  • Such devices for exchanging heat are used, for example, for heating air in motor vehicles.
  • US-A-6 055 360 shows a device according to the preamble of patent claim 1.
  • Such an electric heating device for heating the air conducted into the interior of a vehicle has electrical heating elements and heat conductors to which the air to be heated flows.
  • electrical heating elements Preferably, but not exclusively, ceramic heating elements having positive temperature coefficients (PTC heating elements) are used as electrical heating elements.
  • PTC heating elements positive temperature coefficients
  • other heating elements such as resistance heating elements, plasma heating elements and / or the like may also be used.
  • the heat emitted by the heating elements is dissipated by means of heat conduction, which are embodied for example in the form of corrugated fins or fins, to the air to be heated.
  • the heating elements are preferably held in a receiving device.
  • the object of the present invention is to provide a heat exchanging device which is designed so that both the connection of the electric heating elements to the power source and the heat conduction between the PTC element and the air can be easily provided.
  • the heat exchange device has a multiplicity of heat exchanger assemblies, these heat exchanger assemblies having at least one first component which is connected to an electric current source and whose temperature changes as a function of a current flowing through the component.
  • at least one second component is provided, with at least one first and at least one second subunit, which are connected to the poles of a current source in order to generate a current flow through the first component.
  • at least one connecting device is provided, which is in mechanically detachable and electrical connection with first or second subunits of at least one heat exchanger assembly.
  • the connecting device is in a mechanically detachable and electrical connection with a plurality, particularly preferably with all, first or second subunits of the individual heat exchanger subassemblies.
  • At least one subunit has a first connecting member and the connecting device has a plurality of second connecting members, wherein at least a first and / or a second connecting member has a clamping element which engages at least in a second and / or a first connecting member.
  • At least one of the two connecting members has the clamping device and the respective other element at least partially engages in this clamping device.
  • a connecting link is understood to mean a device which is suitable for entering into a mechanical, not necessarily permanent, connection with a further connecting link.
  • Such links could be, for example, clamps that pinch a projection or a tab.
  • a connection device is understood to be a device which is suitable for producing or effecting a particularly electrical connection between individual, but preferably not exclusively, several components and a current source.
  • the connecting device extends at a predetermined angle ⁇ with respect to the longitudinal direction of the subunits.
  • the subunits may, for example, be contact plates which have a predetermined length and a width that is significantly reduced compared to this length and significantly reduced thickness.
  • the subunits lie in a preferred embodiment substantially parallel to each other. Between the subunits each of the first components are arranged.
  • the predetermined angle ⁇ is between 60 ° and 120 °, preferably between 75 ° and 105 ° and particularly preferably at about 90 °.
  • a plurality of heat transfer devices are arranged between the first component and at least one subunit of the second component, which promote heat exchange with a medium flowing around. It is in the flowing medium preferably to be heated air.
  • the heat transfer device may be corrugated fins with or without fins and the like.
  • the first component has at least one heating element with a positive temperature coefficient (PTC element).
  • PTC element positive temperature coefficient
  • the plurality of first subunits and the plurality of second subunits are alternating, i. H. arranged alternately.
  • This is to be understood as meaning that in each case a first subunit is followed by a second subunit, and on this again a first subunit, etc.
  • the different subunits are connected to the poles of a voltage source, so that in each case a current flow can occur between a predetermined number of subunits ,
  • At least the first and / or the second connecting member has a plug-in auxiliary device, which engages in the clamping element of the second and / or the first connecting member. It may be a projection or a tab, which are inserted into the clamping element. In the preferred embodiment, this tab may have rounded corners or edges or inclined corners or edges which cause the connecting member to be inserted more easily into a clamping element (introduction aid).
  • the clamping element has at least one flexible contact element.
  • a flexible contact element is understood to be an element which can be elastically bent or displaced from its starting position.
  • the flexible contact element will exert a force on the second connecting member in the direction of its initial position.
  • At least one connecting member or a clamping element has a recess. This may be, for example, a slot or the like.
  • the connecting device has at least one opening.
  • This opening can have any geometric cross sections, such as circular, polygonal or rectangular cross-sections.
  • the invention has a cross section whose longer side exceeds the shorter side.
  • the connecting device has at least one recess.
  • the recess may also have any geometric cross sections of the type mentioned above.
  • At least one first subunit or at least one second subunit has an insulating device with which the first or the second subunit is electrically insulated from the connecting device.
  • This may preferably be a non-electrically conductive plastic or the like.
  • the first or the second subunit is surrounded by the insulating device such that an electrical contact with the connecting device is substantially prevented.
  • the plastic can be molded onto the relevant subunit.
  • the connecting device has a power supply device.
  • the connection between the connection device and the power supply device is selected from a group of non-positive, form-fitting, material-locking connections, which are e.g. Screwing, welding, gluing and the like contains.
  • At least one first or at least one second subunit is connected to a control and / or regulating device.
  • the current flowing through the heating device can be controlled and / or regulated with the device.
  • the device is arranged in a receiving device.
  • this receiving device may comprise, for example, frame elements, which stabilize the device serve.
  • the receiving device consists at least partially of an electrically insulating material, in particular of an electrically insulating plastic, composite plastic or a ceramic.
  • means are provided which mechanically clamp the first component and the devices lying between a subunit of the second component and the first component.
  • clamping devices such as a spring, which cause a tension between individual or all components.
  • current-conducting components are provided, between which the first component is arranged.
  • these may be contact plates which themselves are not connected directly to a current or voltage source and between which the first component is sandwiched. It is also possible to arrange the PTC element or elements between a current-conducting component and a subunit of the second component.
  • these current-conducting components serve to enable the flow of current between the subunits and through the PTC elements, on the other hand they are also suitable for the transmission of the heat generated by the PTC elements.
  • a second connecting device is provided which is in mechanically detachable and electrical connection with at least one second subunit of at least one heat exchanger subassembly.
  • This second connecting device is preferably in a mechanically detachable and electrical connection with several, particularly preferred, with a predetermined number of second subunits of the heat exchanger modules.
  • the invention is further directed to a device for exchanging heat, in particular an air conditioning system for a motor vehicle, in which in at least one flow channel of this air conditioning system at least one Heat exchange device of the type described above is arranged.
  • a device according to the invention for the exchange of heat is shown in an exploded view.
  • the reference numeral 1 refers to a heating block, which has inter alia corrugated fins 8, contact plates 7 and 9, and Stromleitkomponenten and arranged between the contact plates PTC elements.
  • the contact plates 7 lugs or connecting members 3, which ultimately serve to connect to an electrical power source.
  • the contact sheets or Stromleitkomponenten 9, however, have no such tabs.
  • the reference numeral 15 refers to a frame means in which the heating block is arranged.
  • the frame means is made of non-electrically conductive material.
  • the reference numeral 2 denotes a connecting device which can be assembled together with the heating block 1 during assembly.
  • this reference numeral 5 refers to a second link, which engages with the first link 3 in one another.
  • the reference numeral 13 denotes a holding element, with which the connecting device 2 and thus the complete device can be screwed for example to the body of a vehicle.
  • the reference numeral 17 refers to an outer frame member, which serves the further stiffening.
  • Fig. 2 is a detail view Fig. 1 shown.
  • the reference numeral 5 again refers to the second connecting member attached to the connecting device.
  • the reference numeral 5a denotes a chamfered area, which facilitates insertion of the member into the first link 3.
  • the first link 3 has a flexible portion 3a which is suitable for clamping the second link 5.
  • two flexible members 3a and 3b could be provided, as well as other plug-in mechanisms known from the prior art.
  • the reference numeral 19 denotes a recess into which the flexible portion 3a can be inserted.
  • Fig. 3 is the device for exchanging heat Fig. 1 shown in assembled condition.
  • Fig. 4 shows a partial view Fig. 3 , It can be seen in which way the section 3a is inserted into the recess 19 and how, on the other hand, the first link 5a is latched or pushed into the second link 3.
  • Fig. 5 shows a further embodiment of the device according to the invention for the exchange of heat.
  • the reference numeral 1 again refers to the heating block and the reference numeral 2 to the connecting device. It can be seen that the individual connecting links 3, 3 'engage in the corresponding connecting links 5, 5', 5 ", etc. In this way, all the first connecting links 3, 3 ', etc. are at the same electrical potential, and are for example connected to the
  • the reference numeral 16 refers to a bolt or a power supply device that makes contact with a voltage source, which may be, for example, a bolt that is screwed in via the connecting device 2.
  • connection means can be adapted to the current flowing through the connection means, that is to say, wider or less wide, thicker or thicker depending on a current less thick, to be chosen
  • Connectors 4 can be connected to the poles of the voltage source either together, but preferably separately. It is possible to control the individual links 4 separately or to regulate separately. Also, a (not shown) power electronics can be applied to these links.
  • Fig. 6 shows a detail of the in Fig. 5 shown device. In particular, it is shown how the first connecting links 3 engage in the second connecting links 5. However, it is also possible, conversely, to replace the connecting links 3 and 5, that is, to provide the clamping elements with the flexible elements on the connecting device 2 and conversely, the individual tabs which are inserted into these clamping elements to provide the heating block 1.
  • the reference numeral 9 refers to a component, that is, a contact plate, which has no electrical connection member.
  • a PTC heating element is arranged between two such contact elements.
  • the current flowing between the connecting member 4 and 5 ' can lead to a heating of the (not shown) between the contact plates 9 and 9' arranged PTC element and thus cause heating of the corrugated fins 8 and 8 '.
  • the connecting members 3 and 4 are rotated against each other by 90 °. However, it is also possible to provide an arbitrarily different from this twist angle.
  • the reference numeral 17 refers to an angled within the connecting device 2 by a predetermined angle range. On the one hand, this angling can serve to guide the connecting links 4 outwards, and on the other hand serves to increase the stiffening of the connecting device 2.
  • the connecting link 4 preferably has an area or a sheathing 11 of electrically insulating material. In this way, it is prevented that a short circuit can occur between the connecting device 2 and the connecting member 4. Alternatively, it is. possible, instead of controlling the individual links 4 separately, to control them together and to use a further connection device in the manner of the first connection means 2 for this purpose.
  • Fig. 7 shows an exploded view of in Fig. 6 shown device for exchanging heat.
  • the individual first links 3 ', 3 ", 3"', etc. are respectively connected to the connector 2, whereas the links 4 ', 4 ", 4'", etc. are not in electrical contact with the connector Connecting device 2 are.
  • the current that flows via the connecting device 2 and the connecting member 3 'in the component 7 would be forwarded via the corrugated fins 8 to the contactless component 9 and from there via the (not shown) PTC element to the contact component 7', which in turn is connected to the connecting member 4.
  • the second connecting members 5 preferably have at least one, preferably a predetermined number of fixing aids 5b.
  • Fig. 8 shows a further embodiment of a device according to the invention for the exchange of heat in a detailed representation.
  • the connecting members 5 clamping elements 20 and 20 'on. These clamping elements are preferably designed to be flexible and serve to at least partially fix the first connecting member 3.
  • the connecting device 2 has an opening or recess 19, through which the connecting member 4 is passed.
  • an insulating device 11 is provided, by means of which the connecting member 4 with respect to the connecting device 2 can be electrically isolated.
  • Fig. 9 is an exploded view of the device Fig. 8 shown.
  • Reference numeral 19 refers again to recesses through which the connecting members 4 are passed.
  • the reference numeral 21 designates a PTC element which is arranged between two components or contact plates 7 and 9. Connecting links 4, 4 ', etc. are in turn connected by means of plug-in elements and cables for electrical contacting. Alternatively, a circuit board may be provided.
  • the individual PTC elements 21 can be arranged essentially over the entire region of the contact plates, that is to say the entire surface of the contact plates, but it is also possible to provide the PTC elements only in sections.
  • the frame means 15 is preferably made of electrically non-conductive material.

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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)
  • Air-Conditioning For Vehicles (AREA)

Claims (21)

  1. Dispositif d'échange de chaleur, en particulier pour un véhicule automobile comprenant une multiplicité d'ensembles d'échangeurs de chaleur, où ces ensembles d'échangeurs de chaleur présentent
    - au moins un premier composant (21) qui est connecté à une source de courant électrique et dont la température se modifie en fonction d'un courant traversant le composant, et
    - au moins un deuxième composant comprenant au moins un premier sous-ensemble (7) et au moins un deuxième sous-ensemble (6) qui sont connectés à des pôles opposés d'une source de courant, pour déclencher un flux de courant à travers le premier composant,
    caractérisé en ce que le dispositif présente un dispositif de connexion (2) qui établit une connexion électrique entre plusieurs composants et une source de courant, où ce dispositif de connexion est en liaison mécaniquement détachable et électroconductrice avec plusieurs premiers (7) ou deuxièmes (6) sous-ensembles des différents ensembles d'échangeurs de chaleur,
    où au moins un sous-ensemble (6, 7) présente un premier élément de connexion (3, 4) et le dispositif de connexion (2) présente une multiplicité de deuxièmes éléments de connexion (5), où au moins un premier (3, 4) et / ou un deuxième (5) élément de connexion présente un élément de serrage (3a, 20) dans lequel s'engage au moins un deuxième (5) et/ou un premier (3, 4) élément de connexion.
  2. Dispositif selon la revendication 1, caractérisé en ce que le dispositif de connexion (2) s'étend suivant un angle prédéfini α par rapport au sens longitudinal des sous-ensembles.
  3. Dispositif selon au moins l'une ou l'autre des revendications précédentes, caractérisé en ce que l'angle prédéfini α est compris entre 60° et 120°, de préférence entre 75° et 105° et, en particulier, de préférence à peu près égal à 90°.
  4. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que de multiples dispositifs de turbulences sont disposés entre le premier composant (21) et au moins un sous-ensemble du deuxième composant, dispositifs de turbulences qui favorisent l'échange de chaleur avec un milieu circulant autour d'eux.
  5. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que le premier composant (21) présente au moins un élément chauffant à coefficient de température positif (élément CTP).
  6. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que les multiples premiers (7) sous-ensembles et les multiples deuxièmes (6) sous-ensembles sont disposés de façon alternée.
  7. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins le premier et / ou le deuxième élément de connexion (5) présente une partie saillante (5a) qui s'engage dans l'élément de serrage du deuxième et / ou du premier élément de connexion.
  8. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que l'élément de serrage présente au moins un élément de contact flexible (3a).
  9. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif de connexion présente au moins une ouverture.
  10. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif de connexion présente au moins un évidement.
  11. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins un premier (7) ou au moins un deuxième (6) composant est déplacé à travers l'ouverture et / ou l'évidement.
  12. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins un premier (7) sous-ensemble ou au moins un deuxième (6) sous-ensemble présente un dispositif isolant (11) avec lequel le premier ou le deuxième sous-ensemble est isolé électriquement par rapport au dispositif de connexion.
  13. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif de connexion présente un dispositif d'alimentation en courant (16).
  14. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que l'assemblage entre le dispositif de connexion (2) et le dispositif d'alimentation en courant (16) est sélectionné à partir d'un groupe d'assemblages formant une liaison par continuité de matière, par action de force ou par complémentarité de forme, lequel groupe d'assemblages englobe ceux réalisés en vissant, en soudant, en collant et par d'autres processus analogues.
  15. Dispositif selon au moins l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins un premier (7) sous-ensemble ou au moins un deuxième (6) sous-ensemble est raccordé à un dispositif de commande et / ou de régulation.
  16. Dispositif d'échange de chaleur selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif est disposé dans un dispositif de logement (15).
  17. Dispositif d'échange de chaleur selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif de logement (15) se compose au moins partiellement d'un matériau électro-isolant, en particulier d'une matière plastique électro-isolante, d'une céramique ou d'une matière plastique composite.
  18. Dispositif d'échange de chaleur selon au moins l'une quelconque des revendications précédentes, caractérisé en ce qu'il est prévu des dispositifs qui retiennent entre eux le premier composant (21) et les dispositifs se trouvant entre un sous-ensemble (6, 7) du deuxième composant et du premier composant.
  19. Dispositif d'échange de chaleur selon au moins l'une quelconque des revendications précédentes, caractérisé en ce qu'il est prévu des composants conducteurs de courant (9) entre lesquels est disposé le premier composant.
  20. Dispositif d'échange de chaleur selon au moins l'une quelconque des revendications précédentes, caractérisé en ce qu'il est prévu un deuxième dispositif de connexion qui est en liaison électrique, mécaniquement détachable, avec au moins un deuxième sous-ensemble d'au moins un ensemble d'échangeurs de chaleur.
  21. Dispositif d'échange de chaleur, en particulier système de climatisation pour un véhicule automobile, caractérisé en ce qu'au moins un dispositif d'échange de chaleur selon au moins l'une quelconque des revendications précédentes est disposé sur au moins un conduit d'écoulement du système de climatisation.
EP20030291943 2003-07-31 2003-07-31 Dispositif d'échange de chaleur Expired - Lifetime EP1503153B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP20030291943 EP1503153B1 (fr) 2003-07-31 2003-07-31 Dispositif d'échange de chaleur
DE50313579T DE50313579D1 (de) 2003-07-31 2003-07-31 Vorrichtung zum Austausch von Wärme

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20030291943 EP1503153B1 (fr) 2003-07-31 2003-07-31 Dispositif d'échange de chaleur

Publications (2)

Publication Number Publication Date
EP1503153A1 EP1503153A1 (fr) 2005-02-02
EP1503153B1 true EP1503153B1 (fr) 2011-03-30

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EP20030291943 Expired - Lifetime EP1503153B1 (fr) 2003-07-31 2003-07-31 Dispositif d'échange de chaleur

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DE (1) DE50313579D1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007014094A1 (de) * 2007-03-21 2008-09-25 Behr Gmbh & Co. Kg Luftausströmer
DE102008033142A1 (de) 2008-07-15 2010-01-21 Eichenauer Heizelemente Gmbh & Co. Kg Fahrzeugheizung
DE202009005582U1 (de) 2009-04-14 2010-09-02 Eberspächer Catem Gmbh & Co. Kg Elektrische Heizvorrichtung
DE102010001819A1 (de) * 2010-02-11 2011-08-11 Behr GmbH & Co. KG, 70469 Elektrische Heizvorrichtung
EP2933577B1 (fr) 2014-04-14 2017-12-06 Mahle Behr France Rouffach S.A.S Dispositif de chauffage électrique
US10182470B2 (en) * 2015-08-17 2019-01-15 Betacera Inc. Ceramic heater having enlarged windward area

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