EP3480532B1 - Dispositif de chauffage électrique - Google Patents

Dispositif de chauffage électrique Download PDF

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Publication number
EP3480532B1
EP3480532B1 EP18203152.6A EP18203152A EP3480532B1 EP 3480532 B1 EP3480532 B1 EP 3480532B1 EP 18203152 A EP18203152 A EP 18203152A EP 3480532 B1 EP3480532 B1 EP 3480532B1
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EP
European Patent Office
Prior art keywords
plug
housing
control
heating device
electric heating
Prior art date
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Active
Application number
EP18203152.6A
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German (de)
English (en)
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EP3480532A1 (fr
Inventor
Thomas Gschwind
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Eberspaecher Catem GmbH and Co KG
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Eberspaecher Catem GmbH and Co KG
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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
    • F24H3/0441—Interfaces between the electrodes of a resistive heating element and the power supply means
    • 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 resistor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • H01R12/722—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits
    • H01R12/724—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits containing contact members forming a right angle
    • 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
    • F24H2250/00—Electrical heat generating means
    • F24H2250/04—Positive temperature coefficients [PTC]; Negative temperature coefficients [NTC]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/7088—Arrangements for power supply

Definitions

  • the present invention relates to an electrical heating device, in particular for a motor vehicle, according to the preamble of claim 1.
  • Such an electrical heating device is for example off DE 10 2013 003337 A1 or DE 11 2014 002402 T5 known.
  • Another electrical heating device is, for example, from EP 2 017 548 A1 known.
  • the present invention is based on the problem of creating an improved way of connecting the power current and the control signals to the control part.
  • This electrical heating device is preferably a heating device for a motor vehicle.
  • the power section preferably has one or more PTC elements that are in contact between contact plates that energize the PTC elements.
  • a large number of PTC elements are usually provided.
  • Individual or multiple PTC elements can form different PTC heating elements, which are accommodated within the electrical heating device and controlled via the control part.
  • Such an electrical heating device is for example from EP 2 884 197 A1 or the aforementioned EP 2 017 548 A1 known.
  • the electrical heating device according to the invention is particularly suitable for use in electrically operated motor vehicles in which the power section is operated with high-voltage current.
  • the components assigned to the power current are referred to as HV components (high-voltage) in the present description, the present invention is particularly suitable for high-voltage applications, but it can also be used for those cases in which the power section with 12 Volt is operated, as is customary in motor vehicles with internal combustion engines.
  • Such a power current can also be HV within the meaning of the invention.
  • the electrical heating device has a uniform plug element which is provided on the housing of the electrical heating device, and HV plug contact elements for the power current and LV plug contacts for which has control signals.
  • the HV plug contact elements are electrically connected to the HV interface of the control unit.
  • the LV plug-in contact elements are connected to the corresponding LV interface of the control unit.
  • This connection is usually a permanent connection.
  • the connection is usually made by electrical conductor tracks of the plug element, which are routed within the plug element from the outside through the housing of the electrical heating device in order to reach the control part.
  • the HV or LV plug contact elements are exposed on the outside of the housing.
  • a connector housing which is preferably firmly connected to the housing of the electrical heating device.
  • a connector housing is usually made of plastic.
  • the housing of the electrical heating device can also be constructed entirely or partially from plastic or entirely or partially also from metal. With a view to good shielding, especially in high-voltage applications, it is preferable to make the housing from metal.
  • the connector housing of the unitary connector element can be designed in one piece or in several parts. In the case of a multi-part configuration, it is preferable to connect the housing parts to one another in a fluid-tight manner in order to prevent the ingress of moisture or dirt, in particular in the area of the conductor track leading to the HV interface.
  • the HV or LV plug contact elements are provided as female or male plug contact elements, so that a mating connector that matches the plug element can be connected to the HV or LV plug contact element or several of these plug contact elements by plugging onto the plug element.
  • the plug contact can be made via a uniform mating connector housing which accommodates the assigned LV and HV plug contact elements.
  • the assigned plug contact elements are assigned to different mating plugs, the assigned HV plug contact elements being assigned to a mating connector and the assigned LV plug contact elements being assigned to another mating connector.
  • control signals on the one hand and the power current on the other hand are connected via different mating connectors, to which a connector housing of the standard connector element forms adapted guide surfaces so that the joining of female and male plug contact elements is guided by the guide surfaces of the connector housing and associated mating surfaces of the mating connector.
  • the previously mentioned connector housing is firmly connected to the common housing, which connects the control part and the power part to form a structural unit.
  • This unitary housing can nonetheless consist of several components which are assigned to one another, usually firmly attached, as is the case EP 2 884 197 A1 for a liquid heater and the EP 2 017 548 A1 teaches for an air heater.
  • These previously known electrical heating devices are each examples of electrical heating devices for a motor vehicle with a power section and a control section and thus exemplary embodiments of the basic structure of the electrical heating device.
  • the housing of the electrical heating device can be a plastic housing. It can also be a metal case.
  • the housing can be formed partly from plastic and partly from metal.
  • the connector housing be designed with at least two flange sections that accommodate wall sections of a control housing of the control part between them.
  • the wall sections can be formed by a uniform wall of the control housing, which is provided with a bore for passing the plug housing through.
  • the wall sections are formed by at least two housing parts of the control housing which have a recess adapted to guide the plug housing through which the corresponding flange sections protrude over the outside and inside with respect to the control housing.
  • the flange sections and the wall sections form a type of labyrinth seal, which ensures good tightness in the area where the connector housing passes through.
  • the connector housing can be glued into the wall of the control housing in order to achieve a good seal.
  • a customary seal for example an elastomeric seal, can also be used to seal the leadthrough of the connector housing in the control housing. The tightness should in any case prevent moisture from entering the control housing.
  • the plug element forms an HV plug receptacle which circumferentially surrounds the HV plug contact elements and has guide surfaces for a power plug.
  • the plug element also forms preferably an LV plug receptacle that surrounds the LV plug contact elements circumferentially and has guide surfaces for a control plug.
  • the HV connector receptacle is accordingly suitable for guiding and usually mechanically locking the power connector against the connector housing in such a way that the associated plug contact elements, which are held by the power connector and are electrically connected to a cable usually connected to the power connector, when the power connector is in the assembled state HV plug contact elements contacted. The same applies to the LV connector receptacle.
  • the HV or LV connector receptacle can be designed as a female or male connector receptacle.
  • the power connector or the control connector are designed as male or female connector elements. The same applies to the plug contact elements of the plug element or the associated mating connector that is to be connected to the plug element.
  • the guide surfaces for the power connector and the guide surfaces for the control connector preferably specify plug-in directions that differ by at least 80 ° relative to one another.
  • the different associated mating connectors are accordingly attached to the connector element at an angle of at least 80 °.
  • the guide surfaces for the power connector or the control connector preferably specify plug-in directions which run essentially parallel to a wall of the control housing of the control part through which the connector element extends.
  • the mating connectors and accordingly the cables connected to them accordingly preferably run parallel to the corresponding wall of the control housing, which creates a space-saving arrangement.
  • the plug-in directions are particularly preferably offset by approximately 180 °.
  • the associated mating connectors are then moved towards one another when they are plugged into the connector element.
  • the connector housing forms a contact surface on which a printed circuit board of the control part rests.
  • This printed circuit board usually has contact tongues for receiving contact tongues of the plug element which protrude from the contact surface and which are electrically connected to the HV or LV plug contact elements.
  • Said contact tongues usually form the inner end of the electrically conductive paths of the plug element.
  • the electrical connection to the plug element is made via the HV or LV plug contact elements.
  • the connection to conductor tracks of the control device preferably to conductor tracks of the circuit board, takes place via said contact tongues.
  • Contact tongue receptacles are accordingly formed on the circuit board, prefers those like in EP 2 236 330 A1 or.
  • EP 2 897 230 A1 are described.
  • the contact surface is usually surmounted by a separating web which is provided between two HV contact tongues assigned to the HV plug contact elements in order to increase the clearance and creepage distance between these HV contact tongues.
  • the circuit board does not have to be a uniform structure.
  • the circuit board also does not necessarily have to be designed as a conventional circuit board with several levels of conductive tracks within an insulating plate. Rather, the conductor track can also be designed in whole or in part like this EP 2 505 931 A1 of the present applicant teaches.
  • all conductor tracks to which the contact tongues are connected are preferably provided essentially in one plane. Consequently, several contact surface segments can also be provided, with one surface segment protruding, for example, from the HV contact tongues and the other surface segment from the LV contact tongues. In this way, areas of the printed circuit board of different thicknesses can be connected, which result, for example, from different conductive paths for the control signals on the one hand and for the power current on the other.
  • the connector housing preferably accommodates L-shaped contact plates.
  • This L-shape is usually formed by punching a sheet metal material that forms the contact plates.
  • the contact tongues can be bent out of the plane formed by the original sheet metal material. This sheet metal processing results in the respective electrical connection points inside the control housing and on the outside of the control housing in a simple manner.
  • the control housing is preferably formed by injection molding around the contact plates of a plastic material that forms the control housing in whole or in part.
  • the material of the control housing is connected to the material of the contact plates during overmolding. If the plastic material is formed from a thermosetting plastic, for example, a complete sealing of the feed-through of the contact plates through the control housing can be reliably created by the overmolding.
  • Movable cores can be used that hold the contact plates in a predetermined position in the injection mold during injection molding until the overmolded plastic material solidifies and is sufficiently dimensionally stable.
  • the Fig.1 shows a plan view of a control housing base 2, which receives a printed circuit board 4, which is equipped with electronic components (not shown) to switch or control a power current for electrical heating elements that are shown in FIG Fig. 7 is reproduced.
  • the control housing base 2 is made of aluminum and has a circumferential edge 6 which has an opening 8 into which a plug element 10 is inserted.
  • the plug element 10 is a unitary component and, in the exemplary embodiment shown, is provided with a unitary, ie. h., In the present case, one-piece connector housing 12 is provided. Parts of the connector housing 12 are located outside the control housing base 2, other parts of the connector housing 12 are located within the control housing base 2 and thus within a control housing.
  • the connector housing 12 forms an LV connector receptacle 14 and an HV connector receptacle 16.
  • the LV connector receptacle 14 surrounds three in Fig. 4 LV plug contact elements shown 18.1-18.3.
  • the HV plug receptacle 16 surrounds two HV plug contact elements 20.1, 20.2.
  • Fig. 4 indicates the alignment of the corresponding contact elements 18, 20 at.
  • the LV plug contact elements 14 are formed by contact sheets 22.1-3 cut in an L-shape.
  • the HV plug contact elements 20.1; 20.2 are formed by HV contact sheets 24.1, 24.2 which are also punched out in an L-shape.
  • the corresponding contact sheets 22, 24 have LV contact tongues 26 or HV contact tongues 28, which are bent out of the plane of the L-shaped cut sheet.
  • the Fig. 6 shows the corresponding free ends of the contact tongues 26, 28.
  • the corresponding free ends 26, 28 project beyond a contact surface 30, which is designed to be adapted to bear against the printed circuit board 4 over a large area.
  • a separating web 32 which is formed in one piece on the connector housing 12 and projects beyond the HV contact tongue 28 and is significantly wider than it. Through this separating web 32, the clearance and creepage distance between the two HV contact tongues 28.1; 28.2 increased.
  • the openings 34, 36 formed by the HV or LV plug receptacles 14, 16 are provided opposite one another.
  • the plug-in direction specified by this runs parallel to that wall of the control housing bottom, identified by reference numeral 38, through which the plug element 10 passes.
  • the connector housing 12 has an inner flange 40 and an outer flange 42, which enclose and clamp the material of the wall 38 between them, so that a seal is effected.
  • the wall 38 also forms an outer receptacle 44 which encloses the outer flange 42 on the outside in a form-fitting manner. This configuration provides a labyrinth seal which prevents moisture or dirt from entering the control housing in the area of the opening 8.
  • the connector housing 12 shown is provided with an adapter cap 46 for the connection of an LV counter element.
  • This adapter cap 46 is latched to the connector housing 12. While the connector housing 12 is formed by a red plastic, the adapter cap 46 is colored blue to identify the LV side.
  • the connector housing 12 as such can also be made in several parts and, for example, by locking, gluing or welding into one Unity to be joined. Cohesive connections between the housing halves are to be preferred in order to ensure that the current-carrying paths are accommodated within the connector housing and sealed to the outside.
  • a part of the connector housing that forms the LV connector receptacle can be formed from a differently colored plastic than the part of the connector housing that forms the HV connector receptacle.
  • the HV plug receptacle is usually colored red or orange, whereas the LV plug receptacle can be made of a blue or black colored plastic.
  • the plastic forming the HV part can also form those parts of the connector housing that extend into the control housing.
  • the connector housing can be designed in two parts with a part provided on the inside and outside and forming the HV connector receptacle and an initially separately injection-molded and differently colored part that forms the LV connector receptacle and usually cohesively or form-fit with the first-mentioned housing part, at least but is connected sealed.
  • FIG. 7 shows an embodiment of an electrical heating device, which is shown in detail in EP 2 017 548 A1 is described. In the following, only the essential parts of the power section and control section will be discussed.
  • FIG. 7 illustrates an electrical heating device with a power section 50 and a control section 52, which are combined to form a unit.
  • a control housing bottom 54 and an associated control housing cover 56 is lifted from a plastic frame 58 which surrounds the power unit 50.
  • This is formed by a heating block 60, which is formed from heating elements 62 and radiator elements 64, which are stacked against one another.
  • the heating elements 62 are formed by a plurality of PTC elements lying one behind the other in the longitudinal direction, on which contact plates for energization are in contact on both sides.
  • the control part 52 comprises a printed circuit board 68 which is equipped with spring tongues 70 and power transistors 72, among other things.
  • the spring tongues 70 make electrical contact with the contact tongues identified by reference numeral 74, which are formed by the contact plates extended beyond the frame 58.
  • cooling elements 76 are also provided, which are passed through the sealing arrangement 66 and are exposed in windows 78 which are formed by the frame 58.
  • the plug element 10 is let into recesses between the control housing base 54 and the control housing cover 56.
  • the control part attached to the printed circuit board 68, protrudes therefrom.
  • Figure 7 presents an electrical heating device for a motor vehicle using the example of an air heater.
  • the connector element can just as well be implemented on a control housing, as it is in EP 2 884 197 A1 for a liquid heater is disclosed.

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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)
  • Connector Housings Or Holding Contact Members (AREA)

Claims (8)

  1. Dispositif de chauffage électrique, en particulier destiné à un véhicule automobile, avec une partie production (50) et une partie commande (52), et avec un boîtier commun (2 ; 58, 54, 56), dans lequel la partie commande (52) présente une interface BT destinée à des signaux de commande et une interface HT destinée à un courant de production permettant de faire fonctionner la partie production (50), dans lequel la partie commande (52) et la partie production (50) sont fournis sous forme d'unité structurelle au sein du boîtier commun (2 ; 58, 54, 56), et avec un élément formant fiche (10) homogène qui est fourni au niveau du boîtier (2 ; 58, 54, 56) et présente des éléments formant contact de fiche HT (20), destinés au courant de production et raccordés électriquement à l'interface HT, et des éléments formant contact de fiche BT (18) destinés aux signaux de commande et raccordés électriquement aux interfaces BT, dans lequel l'élément formant fiche (10) présente un boîtier de fiche (12) relié de manière fixe au boîtier (2), caractérisé en ce que le boîtier de fiche (12) forme une surface d'installation (30) au niveau de laquelle prend place une carte de circuit imprimé (4) de la partie commande (52) et qui est surmontée de languettes de contact (26, 28) reliées électriquement aux éléments formant contact de fiche HT et BT (18 ; 20).
  2. Dispositif de chauffage électrique selon la revendication 1, caractérisé en ce que le boîtier de fiche (12) forme au moins deux sections de bride (40, 42) qui reçoivent entre elles des sections de paroi (38) d'un boîtier de commande (2) de la partie commande (52).
  3. Dispositif de chauffage électrique selon l'une quelconque des revendications précédentes, caractérisé en ce que l'élément formant fiche (10) forme un logement de fiche HT (16) qui entoure de manière circonférentielle les éléments formant contact de fiche HT (20) et forme des surfaces de guidage destinées à une fiche de production, en ce que l'élément formant fiche (10)) forme un logement de fiche BT (14) qui entoure de manière circonférentielle les éléments formant contact de fiche BT (18) et forme des surfaces de guidage destinées à une fiche de commande, et en ce que les surfaces de guidage destinées à la fiche de production déterminent un sens de branchement qui est décalé d'au moins à 80° par rapport au sens de branchement déterminé par les surfaces de guidage destinées à la fiche de commande.
  4. Dispositif de chauffage électrique selon la revendication 3, caractérisé en ce que les surfaces de guidage destinées à la fiche de production et les surfaces de guidage destinées à la fiche de commande déterminent des sens de branchement qui sont essentiellement parallèles à une paroi (38), traversée par l'élément formant fiche (10), d'un boîtier de commande (2) de la partie commande (52).
  5. Dispositif de chauffage électrique selon la revendication 4, caractérisé en ce que les sens de branchement sont décalés d'environ 180°.
  6. Dispositif de chauffage électrique selon l'une quelconque des revendications précédentes, caractérisé en ce que le boîtier de fiche (12) héberge des plaques de contact en forme de L (22 ; 24).
  7. Dispositif de chauffage électrique selon la revendication 6, caractérisé en ce que le boîtier de fiche (12) est relié aux plaques de contact (22 ; 24) par surmoulage, autour des plaques de contact (22 ; 24), d'une matière plastique formant intégralement ou partiellement le boîtier de fiche (12).
  8. Dispositif de chauffage électrique selon la revendication 7, caractérisé en ce que le boîtier de fiche (12) est formé d'une seule pièce.
EP18203152.6A 2017-11-02 2018-10-29 Dispositif de chauffage électrique Active EP3480532B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102017010211.2A DE102017010211A1 (de) 2017-11-02 2017-11-02 Elektrische Heizvorrichtung

Publications (2)

Publication Number Publication Date
EP3480532A1 EP3480532A1 (fr) 2019-05-08
EP3480532B1 true EP3480532B1 (fr) 2020-08-19

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EP18203152.6A Active EP3480532B1 (fr) 2017-11-02 2018-10-29 Dispositif de chauffage électrique

Country Status (3)

Country Link
EP (1) EP3480532B1 (fr)
CN (1) CN109768414B (fr)
DE (1) DE102017010211A1 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
EP3971492B1 (fr) * 2020-09-17 2025-08-13 Mahle International GmbH Adaptateur électrique

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN212046774U (zh) * 2019-12-30 2020-12-01 法雷奥汽车空调湖北有限公司 电加热装置、供暖、通风和/或空调装置和机动车辆
EP3883336A1 (fr) 2020-03-20 2021-09-22 Mahle International GmbH Agencement de chauffage
EP3927125B1 (fr) * 2020-06-18 2024-04-03 Mahle International GmbH Unité de commande et dispositif de chauffage électrique
CN112350123A (zh) * 2020-11-24 2021-02-09 上海马勒热系统有限公司 汽车高压屏蔽集成连接器
EP4572026A1 (fr) * 2023-12-14 2025-06-18 MAHLE International GmbH Adaptateur électrique et échangeur de chaleur électrique

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29716303U1 (de) 1997-09-11 1999-01-28 Robert Bosch Gmbh, 70469 Stuttgart Elektrisches Gerät mit Bauelementwärmeleitung
WO2003086018A1 (fr) 2002-04-11 2003-10-16 Valeo Climatisation Dispositif de chauffage electrique, notamment pour appareil de chauffage et ou climatisation de vehicule
EP1872986A1 (fr) 2006-06-28 2008-01-02 Catem GmbH & Co. KG Chauffage électrique
EP2017548A1 (fr) 2007-07-20 2009-01-21 Catem GmbH & Co.KG Dispositif de chauffage électrique, en particulier pour véhicules automobiles
EP2236330A1 (fr) 2009-03-30 2010-10-06 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique pour véhicule automobile
EP2242327A1 (fr) 2009-04-14 2010-10-20 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique
EP2505931A1 (fr) 2011-03-30 2012-10-03 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique doté d'un élément plat comprenant des circuits et procédé de fabrication d'un tel élément plat
DE102012017748A1 (de) 2011-09-21 2013-03-21 Hitachi Automotive Systems, Ltd. Dichtungsanordnung für eine elektronische Steuerungsvorrichtung
DE102012001478A1 (de) 2012-01-26 2013-08-01 Wabco Gmbh Verfahren zum Herstellen eines Steuergerätgehäuses sowie ein nach diesem Verfahren hergestelltes Steuergerätgehäuse
DE102013003337A1 (de) 2012-03-02 2013-09-26 Mitsubishi Heavy Industries Automotive Thermal Systems Co., Ltd. Heizmedium-heizvorrichtung und damit ausgestattete fahrzeugklimaanlage
EP2884197A1 (fr) 2013-12-13 2015-06-17 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique et son procédé de fabrication
EP2884198A1 (fr) 2013-12-13 2015-06-17 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique
EP2897230A1 (fr) 2014-01-21 2015-07-22 Eberspächer catem GmbH & Co. KG Connection électrique notamment pour un system de chauffage d'un vehicule
US20160069588A1 (en) 2013-05-15 2016-03-10 Mitsubishi Heavy Industries Automotive Thermal Systems Co., Ltd. Heat medium heating device, method of manufacturing same, and vehicle air conditioning device using same
DE102015004240A1 (de) 2015-04-07 2016-10-13 Mann + Hummel Gmbh Heizvorrichtung für eine Fluidleitung
EP3096587A1 (fr) 2015-05-20 2016-11-23 MAHLE International GmbH Dispositif de chauffage électrique

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EP2505931A1 (fr) 2011-03-30 2012-10-03 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique doté d'un élément plat comprenant des circuits et procédé de fabrication d'un tel élément plat
DE102012017748A1 (de) 2011-09-21 2013-03-21 Hitachi Automotive Systems, Ltd. Dichtungsanordnung für eine elektronische Steuerungsvorrichtung
DE102012001478A1 (de) 2012-01-26 2013-08-01 Wabco Gmbh Verfahren zum Herstellen eines Steuergerätgehäuses sowie ein nach diesem Verfahren hergestelltes Steuergerätgehäuse
DE102013003337A1 (de) 2012-03-02 2013-09-26 Mitsubishi Heavy Industries Automotive Thermal Systems Co., Ltd. Heizmedium-heizvorrichtung und damit ausgestattete fahrzeugklimaanlage
US20160069588A1 (en) 2013-05-15 2016-03-10 Mitsubishi Heavy Industries Automotive Thermal Systems Co., Ltd. Heat medium heating device, method of manufacturing same, and vehicle air conditioning device using same
DE112014002402T5 (de) 2013-05-15 2016-05-19 Mitsubishi Heavy Industries Automotive Thermal Systems Co., Ltd. Wärmeträger-erwärmungsvorrichtung, verfahren zum herstellen selbiger und fahrzeug-klimaanlage, die selbige verwendet
EP2884197A1 (fr) 2013-12-13 2015-06-17 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique et son procédé de fabrication
EP2884198A1 (fr) 2013-12-13 2015-06-17 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique
EP2897230A1 (fr) 2014-01-21 2015-07-22 Eberspächer catem GmbH & Co. KG Connection électrique notamment pour un system de chauffage d'un vehicule
DE102015004240A1 (de) 2015-04-07 2016-10-13 Mann + Hummel Gmbh Heizvorrichtung für eine Fluidleitung
EP3096587A1 (fr) 2015-05-20 2016-11-23 MAHLE International GmbH Dispositif de chauffage électrique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3971492B1 (fr) * 2020-09-17 2025-08-13 Mahle International GmbH Adaptateur électrique

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CN109768414B (zh) 2021-01-15
CN109768414A (zh) 2019-05-17
EP3480532A1 (fr) 2019-05-08
DE102017010211A1 (de) 2019-05-02

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