EP3480532A1 - Dispositif de chauffage électrique - Google Patents

Dispositif de chauffage électrique Download PDF

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Publication number
EP3480532A1
EP3480532A1 EP18203152.6A EP18203152A EP3480532A1 EP 3480532 A1 EP3480532 A1 EP 3480532A1 EP 18203152 A EP18203152 A EP 18203152A EP 3480532 A1 EP3480532 A1 EP 3480532A1
Authority
EP
European Patent Office
Prior art keywords
plug
housing
control
heating device
electric heating
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.)
Granted
Application number
EP18203152.6A
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German (de)
English (en)
Other versions
EP3480532B1 (fr
Inventor
Thomas Gschwind
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.)
Eberspaecher Catem GmbH and Co KG
Original Assignee
Eberspaecher Catem GmbH and Co KG
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
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Application filed by Eberspaecher Catem GmbH and Co KG filed Critical Eberspaecher Catem GmbH and Co KG
Publication of EP3480532A1 publication Critical patent/EP3480532A1/fr
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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
    • 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 or negative temperature coefficients, e.g. PTC, 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, having a power part and a control part, the control part having an LV interface for control signals and an HV interface for a power current for operating the power part.
  • a generic electric heater is for example from the EP 2 017 548 A1 known.
  • the present invention is based on the problem of providing an improved connection possibility of the power current and the control signals to the control part.
  • This electric heating device is preferably a heating device for a motor vehicle.
  • the power unit preferably has one or more PTC elements, which lie between contact plates, which energize the PTC elements.
  • PTC elements which lie between contact plates, which energize the PTC elements.
  • a plurality of PTC elements is provided.
  • one or more PTC elements can form different PTC heating elements, which are accommodated within the electric heating device and are controlled by the control part.
  • Such an electric heater is for example from the EP 2 884 197 A1 or the aforementioned EP 2 017 548 A1 known.
  • the basic structure of this known heating device can also be selected for the realization of the heating device according to the invention.
  • the electric heater according to the invention is particularly suitable for use in electrically powered motor vehicles, in which the power unit with high-voltage current operations.
  • the components associated with the power current are referred to as HV components (high-voltage)
  • the present invention is particularly suitable for high-voltage applications, but it can also be used for such situations in which the power unit 12 Volt is operated, as is common in motor vehicles with internal combustion engine.
  • Such a power current can also be HV in the sense of the invention.
  • the electric heater according to the present invention has a unitary male member provided on the housing of the electric heater, and HV power-supply contact pins and LV male terminals for having the control signals.
  • the HV plug-in contact elements are electrically connected to the HV interface of the control part.
  • the LV plug contact elements are connected to the corresponding LV interface of the control section.
  • This connection is usually a permanent connection.
  • the connection is usually made by electrical traces of the plug member, which are regularly passed inside the plug member from the outside through the housing of the electric heater to get to the control part.
  • the HV or LV plug contact elements are exposed on the outside of the housing. They are regularly exposed within a plug housing, which is preferably firmly connected to the housing of the electric heater.
  • Such a connector housing is usually formed of plastic.
  • the housing of the electric heater may also be wholly or partly made of plastic or wholly or partly of metal. With a view to a good shielding, especially in high-voltage applications, a design of the metal housing is to be preferred.
  • the plug housing of the unitary plug element may be formed in one piece or in several parts. In a multi-part embodiment, it is preferable to connect the housing parts in a fluid-tight manner with one another in order to prevent the penetration of moisture or dirt, in particular in the region of the conductor track leading to the HV interface.
  • the HV or LV plug-in contact elements are provided as female or male plug-in contact elements, so that a matching to the plug element mating connector can be connected by plugging onto the plug element with the HV or LV plug contact element or more of these plug contact elements.
  • the plug-in contact can be made via a uniform mating connector housing, which receives the associated LV and HV plug-in contact elements in itself. Indirectly, however, the associated plug-in contact elements are assigned to different mating plugs, wherein the associated HV plug-in contact elements are assigned a mating plug and the associated LV plug contact elements are assigned to another mating plug.
  • control signals on the one hand and the power current on the other hand connected via different mating connector to which a plug housing of the unitary plug element adapted guide surfaces ausformt, so that the joining of female and male plug contact elements through the guide surfaces of the plug housing and associated mating surfaces of the mating connector is performed.
  • the previously mentioned connector housing is preferably fixedly connected to the common housing, which connects control part and power unit to a structural unit.
  • this unitary housing may consist of several components, which are associated with each other, are usually fixed, as the EP 2 884 197 A1 for a liquid heater and the EP 2 017 548 A1 for an air heater teaches.
  • These prior art electric heaters are each examples of electric heaters for a motor vehicle having a power part and a control part and thus embodiments of the basic structure of the electric heater according to the preamble features of claim 1.
  • the housing of the electric heater may be a plastic housing. It can also be a metal case.
  • the housing may be partially made of plastic and partly of metal.
  • the plug housing with at least two flange sections form, which receive wall sections of a control housing of the control part between them.
  • the wall sections may be formed by a uniform wall of the control housing, which is provided with a bore for passing the plug housing.
  • the wall sections are preferably formed by at least two housing parts of the control housing, which have a recess adapted to pass through the plug housing formed recess, which is circumferentially surmounted on the outside and inside with respect to the control housing by the corresponding flange portions.
  • the flange portions and the wall portions form a kind of labyrinth seal, which ensures a good seal in the area of the implementation of the connector housing.
  • the plug housing may be glued into the wall of the control housing to achieve a good seal.
  • a conventional seal such as an elastomeric seal may also be used to seal the passage of the plug 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. Furthermore, the plug element forms Preferably, an LV plug receptacle surrounds the LV plug contact elements circumferentially and has guide surfaces for a control plug. Accordingly, the HV plug receptacle is suitable for guiding and usually mechanically locking the power plug against the plug housing such that the associated plug contact elements, which are held by the power plug and are electrically connected to a cable usually connected to the power plug, in the assembled state of the power plug HV plug contact elements contacted. The same applies to the LV plug receptacle.
  • the HV or LV plug receptacle can be designed as a female or male plug receptacle.
  • the power connector or the control connector are designed as a male or female connector element. The same applies to the plug-in contact elements of the plug element or the associated mating connector, which is to be connected to the plug element.
  • the guide surfaces for the power plug and the guide surfaces for the control plug preferably provide plug-in directions which differ by at least 80 ° relative to one another.
  • the different associated mating connector are accordingly infected with an angle of at least 80 ° to the plug element.
  • the guide surfaces for the power plug or the control plug preferably provide plug-in directions which run essentially parallel to a wall of the control housing of the control part, which wall extends through the plug element.
  • the mating connector and accordingly also the cable connected thereto are accordingly preferably parallel to the corresponding wall of the control housing, whereby a space-saving arrangement is provided.
  • the plug-in directions are offset by about 180 °.
  • the associated mating connector are then moved towards each other when plugged into the connector element.
  • the plug 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-in contact elements.
  • Said contact tongues usually form the inner end of the electrically conductive tracks of the plug element.
  • the electrical connection is made to the plug element via the HV or LV plug-in contact elements.
  • the connection to printed conductors of the control device takes place, preferably to printed conductors of the printed circuit board via said contact tongues.
  • contact tongue receptacles are formed on the printed circuit board, prefers such as those 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-in 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 need not necessarily be formed as a conventional circuit board having a plurality of levels of conductive paths within an insulating plate. Rather, the track may be wholly or partially formed as the EP 2 505 931 A1 teaches the present applicant.
  • all conductor tracks, to which the contact tongues are connected are preferably provided substantially in one plane. Consequently, a plurality of contact surface segments may be provided, wherein a surface segment is penetrated for example by the HV contact tongues and the other surface segment of the LV contact tongues. In this way, areas of the printed circuit board of different thicknesses can be connected, which, for example, result from different shaping printed conductors for the control signals on the one hand and for the power current on the other hand.
  • the connector housing preferably accommodates L-shaped contact plates.
  • This L-shape is usually formed by punching a plate material forming the contact sheets. From the plane formed by the original sheet material out the contact tongues can be bent. With this sheet metal processing, the respective electrical connection points in the interior of the control housing and on the outside of the control housing arise in a simple manner.
  • the control housing is formed by encapsulation of the control housing completely or partially forming plastic material around the contact plates.
  • the material of the control housing is connected during encapsulation with the material of the contact plates.
  • the plastic material is formed, for example, from a thermosetting plastic, a complete sealing of the passage of the contact sheets through the control housing can be reliably created by encapsulation.
  • moving cores can be used, which hold the contact sheets at a predetermined position in the injection mold during injection molding until the overmolded plastic material solidifies and is sufficiently dimensionally stable.
  • the control housing bottom 2 is formed of aluminum and has a peripheral edge 6, which has an opening 8 into which a plug element 10 is inserted.
  • the plug element 10 is a unitary component and is in the embodiment shown with a unitary, d. h., Provided in the present one-piece connector housing 12. Parts of the plug housing 12 are located outside of the control housing bottom 2, other parts of the plug housing 12 are located within the control housing bottom 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 circumferentially surrounds three present in Fig. 4 illustrated LV plug contact elements 18.1-18.3.
  • the HV plug receptacle 16 surrounds two HV plug-in contact elements 20.1, 20.2.
  • Fig. 4 gives the orientation of the corresponding contact elements 18, 20 on.
  • the LV plug contact elements 14 are formed by L-shaped contact plates 22.1-3.
  • the HV plug contact elements 20.1; 20.2 are formed by likewise punched L-shaped HV contact plates 24.1, 24.2.
  • the corresponding contact plates 22, 24 have LV contact tongues 26 and HV contact tongues 28, which are bent out of the plane of the L-shaped sheet metal.
  • 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 formed adapted for planar contact against the printed circuit board 4.
  • Between the HV contact tongues 28.1 and 28.2 is an integrally formed on the plug housing 12 separating web 32 which projects beyond the HV contact tongue 28 and is substantially wider than this. By this divider 32, the air and creepage distance between the two HV contact tongues 28.1; 28.2 increased.
  • the openings 34, 36 formed by the HV and LV plug receptacles 14, 16 are provided opposite each other.
  • Fig. 1 illustrates, the insertion direction predetermined thereby parallel to that indicated by reference numeral 38 wall of the control housing bottom, which is penetrated by the male member 10.
  • the plug 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 further forms an outer receptacle 44, which encloses the outer flange 42 on the outside form fit.
  • plug housing 12 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 plug housing 12 as such also formed in several parts and, for example, by snapping, gluing or welding to a Unit be joined.
  • cohesive connections between the housing halves are to be preferred in order to ensure an externally sealed receptacle of the current-carrying tracks within the plug housing.
  • a part of the plug housing forming the LV plug receptacle may be formed from a differently colored plastic than the part of the plug housing forming the HV plug receptacle.
  • the HV connector receptacle is usually colored red or orange, whereas the LV connector receptacle can be formed by a blue or black colored plastic.
  • the plastic forming the HV part can also form those parts of the plug housing which extend into the control housing.
  • the connector housing may be formed in two parts with an inside and outside provided and the HV connector receptacle forming part and a first separately injection-molded and differently colored part which forms the LV connector receptacle and with the first-mentioned housing part usually cohesively or positively, at least but sealed is connected.
  • FIG. 7 shows an embodiment of an electric heater, which in detail in EP 2 017 548 A1 is described. Reference is made to this description. In the following, only the essential parts of power unit and control unit will be discussed.
  • FIG. 7 illustrates an electric heater with a power section 50 and a control part 52, which are joined to form a unit.
  • a control housing bottom 54 and an associated control housing cover 56 is lifted from a plastic frame 58 surrounding the power unit 50.
  • This is formed by a heating block 60, which is formed by heating elements 62 and radiator elements 64, which lie layered against each other.
  • the heating elements 62 are formed by a plurality of PTC elements lying one behind the other in the longitudinal direction, against which contact plates for energizing are applied on both sides.
  • the control part 52 comprises a printed circuit board 68, which is equipped inter alia with spring tongues 70 and power transistors 72.
  • the spring tongues 70 make electrical contact with the contact tongues indicated by reference numeral 74, which are formed by the extended over the frame 58 out contact plates.
  • Cooling elements 76 are further provided which pass through the seal assembly 66 and are exposed in windows 78 formed by the frame 58.
  • the plug element 10 is recessed in recesses between the control housing bottom 54 and the control housing cover 56.
  • the control part protrudes attached to the circuit board 68 from this.
  • FIG. 7 presents an electric heater for a motor vehicle using the example of an air heater.
  • the plug element can just as well be realized on a control housing, as it is in EP 2 884 197 A1 for a liquid heater is disclosed.
  • 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)
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 true EP3480532A1 (fr) 2019-05-08
EP3480532B1 EP3480532B1 (fr) 2020-08-19

Family

ID=64082971

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Application Number Title Priority Date Filing Date
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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3883336A1 (fr) 2020-03-20 2021-09-22 Mahle International GmbH Agencement de chauffage
CN113815418A (zh) * 2020-06-18 2021-12-21 马勒国际有限公司 控制单元和电加热装置
EP3971492A1 (fr) * 2020-09-17 2022-03-23 Mahle International GmbH Adaptateur électrique

Families Citing this family (1)

* 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

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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
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
EP2897230A1 (fr) 2014-01-21 2015-07-22 Eberspächer catem GmbH & Co. KG Connection électrique notamment pour un system de chauffage d'un vehicule
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
EP3096587A1 (fr) * 2015-05-20 2016-11-23 MAHLE International GmbH Dispositif de chauffage électrique

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JP5358639B2 (ja) 2011-09-21 2013-12-04 日立オートモティブシステムズ株式会社 電子制御装置のシール構造
DE102012001478A1 (de) 2012-01-26 2013-08-01 Wabco Gmbh Verfahren zum Herstellen eines Steuergerätgehäuses sowie ein nach diesem Verfahren hergestelltes Steuergerätgehäuse
EP2884198B1 (fr) 2013-12-13 2016-11-23 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique
DE102015004240A1 (de) 2015-04-07 2016-10-13 Mann + Hummel Gmbh Heizvorrichtung für eine Fluidleitung

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE102013003337A1 (de) * 2012-03-02 2013-09-26 Mitsubishi Heavy Industries Automotive Thermal Systems Co., Ltd. Heizmedium-heizvorrichtung und damit ausgestattete fahrzeugklimaanlage
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
EP2897230A1 (fr) 2014-01-21 2015-07-22 Eberspächer catem GmbH & Co. KG Connection électrique notamment pour un system de chauffage d'un vehicule
EP3096587A1 (fr) * 2015-05-20 2016-11-23 MAHLE International GmbH Dispositif de chauffage électrique

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3883336A1 (fr) 2020-03-20 2021-09-22 Mahle International GmbH Agencement de chauffage
CN113815418A (zh) * 2020-06-18 2021-12-21 马勒国际有限公司 控制单元和电加热装置
EP3927125A1 (fr) * 2020-06-18 2021-12-22 Mahle International GmbH Unité de commande et dispositif de chauffage électrique
EP3971492A1 (fr) * 2020-09-17 2022-03-23 Mahle International GmbH Adaptateur électrique

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CN109768414B (zh) 2021-01-15
EP3480532B1 (fr) 2020-08-19
CN109768414A (zh) 2019-05-17

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