Abstract: The invention relates to an air pulser (1) for a motor vehicle, designed to be powered by a first voltage (U1) and a second voltage (U2), according to which the air pulser (1) comprises: a first interface (I48) for connecting to a power supply network (G48) supplying the second voltage (U2); a second interface (ILW) for connecting to a communication bus (BLW); a functional module (11) connected to the first connection interface (I48); a main switch (Q2) connected to the functional module (11), designed to enable signals (DAT) to travel through the communication bus (BLW); and a first protection module (10) for isolating the communication bus (BLW) from the power supply network (G48) when there is an overvoltage (USS) between the functional module (11) and the second connection interface (ILW).

Abstract: The subject of the invention is a motor support for a blower of a motor vehicle heating, ventilation and/or air-conditioning system, comprising a first ring (3), referred to as an outer ring, and a second ring (4), referred to as an inner ring, positioned inside the outer ring, the inner ring being configured to house an electric motor, and the outer ring being configured to be fixed to part of the motor vehicle heating, ventilation and/or air-conditioning system, said inner ring comprising an axial retention device (12) for the retention of said motor and at least one end stop (13) able to collaborate with an associated bearing surface (14) of the outer ring (3).

Abstract: The invention relates to a thermal management system (1) for a motor vehicle, comprising: at least one sensor (13, 113) capable of measuring at least one quantity that can be used to determine at least one thermal comfort data item (TS), a predefined number of actuators (A101, A102, A103, A104), configured, respectively, for adjusting at least one parameter of an associated piece of equipment (3, 5, 7, 9) of said vehicle, and a control device (12) for controlling the actuators (A101, A102, A103, A104) on the basis of the measurements of said at least one sensor (13, 113).

Abstract: The present invention relates to an electric heating device (1) for heating an air flow in particular through a duct of a ventilation, heating and/or air-conditioning installation of an automotive vehicle, the heating device (1) including at least one heating module (4) that is contained in a heating body (6), said heating body (6) comprising a housing (8) for controlling and supplying electrical power to the at least one heating module (4), said housing (8) comprising, in its interior, a printed circuit board (80) from which a power supply connector (82) and a control connector (84) protrude, said housing (8) also comprising a power supply opening (820) such that the power supply connector (82) emerges from said housing (8) and a control opening (840) such that the control connector (84) emerges from said housing (8), the housing (8) including a skirt (841) that protrudes in parallel to the control connector (84) on the periphery of the control opening (840), said skirt (841) being formed as a single part wi

Abstract: The invention relates to a shut-off flap (26) for a motor vehicle shut-off device, notably for a device for shutting off an air inlet in the front face of a motor vehicle, comprising a flap body (28), the flap body (28) being at least partially made of a fibre reinforced composite material, notably one that uses continuous reinforcing fibres (42, 44). The invention also relates to a motor vehicle shut-off device comprising such a flap and to methods of manufacturing this flap and this shut-off device for a motor vehicle.

Abstract: The invention proposes a device for attaching an actuator (2) to a housing (4), in particular for an automotive vehicle, the actuator being provided for driving a movable equipment (41) disposed within the housing. The device comprises attaching means for attaching the actuator on the housing. The mounting means comprise two conjugated connection flanges (20, 40), respectively mounted on a connexion face (28) of the actuator (28) and on a connection face (48) of the housing. The connexion flanges are adapted to be assembled according to a male/female type connection at the outside of the housing.

Abstract: The invention relates to a control module (4) for an electric appliance (3), comprising: a printed circuit board (11), on which electrical and electronic components (12) are mounted; and an electronic power component (10) separated from the printed circuit board (11) and held in relation thereto by means of at least one electrical connection body (18a, 18b, 18c) fixed to the printed circuit board (11) and connected to one (D) of the terminals (S, D, G) of the electronic power component (10).

Abstract: The invention relates to a supporting structure (10) for a front-end module of a motor vehicle, said supporting structure (10) comprising a lower crossmember (12), a first side post (14), a second side post (16) and an upper crossmember (18) so as to define a frame, said upper crossmember (18) being made of a hybrid material comprising a plastic material and a metal material. The invention also relates to a front-end module comprising one such supporting structure (10).

Abstract: A device (1) for controlling an electrical heating circuit (2) comprising a number N of heating elements (21-23) connected in parallel, comprises, according to the invention: N electronic switches (T1-T3), each able to be connected in series with one of the N heating elements (21-23); a module (10) able to receive a power setpoint in the form of a control signal (PWM) with duty ratio varying as a function of power; means (12) for extracting a mean value (formula (I)) of the control signal (PWM) received; and P comparators (C1-C3), the integer P being less than or equal to N, which are able to compare the mean value (formula (I)) extracted with P distinct threshold values (Ref1-Ref3) and to generate P comparison signals (S1-S3), each comparison signal serving to control a toggling of the electronic switch (T1-T3) associated with at least one heating element into the open or closed position.

Abstract: The invention relates to a collecting plate (10) having an inner face (12) and an outer face (14) of a heat exchanger, comprising at least three collars (16, 16a) arranged in a row so that each collar receives a tube (18). The two end collars (16a) of the row of collars protrude from the inner face (12) of the collecting plate (10), while at least one of the other collars (16) protrudes from the outer face (14) of the collecting plate (10).

Abstract: The invention relates to an electric motor (100) comprising a stator (2) and a rotor (3), the rotor (3) being arranged around the stator (2), an element (9) for supporting said rotor (3) and said stator (2), a motor support (5) through which a stream of fluid flows, a radiator (8) and an electronic body (7), said radiator (8) being inserted between said motor (100) support (5) and said electronic body (7), characterised in that the element (9) for supporting the rotor (3) and the stator (2), and the radiator (8), form the same so-called bifunctional part (30).

Abstract: A heat exchanger for an air-conditioning circuit of a vehicle. The heat exchanger enables heat exchange between fluids and has a surface in contact with one of the fluids. The surface is formed from aluminum and/or from aluminum alloy. The surface is coated with an alumina layer and a reinforcing layer. The reinforcing layer includes an organic substance and a mineral substance. The organic substance includes at least one polymer and the mineral substance is capable of reacting with the aluminum in order to form an anticorrosion material.

Abstract: The present invention relates to a heat exchange device (10) for a motor vehicle including a heat exchanger (12) with first and second collector plates (26; 28), first and second header boxes (30; 56) attached to the collector plates (26; 28) and a bundle (18; 20) of pipes (22) extending between the first and second collector plates (30; 56). Each of the collector plates (30; 56) forms a groove (54; 72) between the pipes (22) of the pipe bundle (18; 20) and a lateral end (50; 68) of the respective collector plate (30; 56). A perforated protective device (14) for the pipes (22) is attached to the heat exchanger (12) using attachment means (78, 80) bearing against the inside of the grooves (54, 72) in the first and second collector plates (26; 28).

Abstract: The present invention relates to a device (1) for sealing a motor vehicle front face air intake, comprising: a supporting frame (5) in which is installed at least one set of flaps (3) pivoting about pivot pins (A), at least one control element (13) configured to control the positioning of the flaps (3), the supporting frame (5) including at least one row of bearings (51) receiving the pivot pins (A) arranged on a side pillar (5b), the sealing device (1) including at least one locking element (60) covering a row of bearings (51), said locking element (60) comprising a body and at least one connection member (61) including a base connecting it to said body of the locking element (60) and a head wider than said base, said side pillar (5b) including at least one slot (52) opening onto an outer side of said side pillar (5b) and preferably having a shape complementing said at least one connection member (61), said at least one connection member (61) being inserted into the at least one slot (52).

Abstract: A heat exchanger for an air-conditioning circuit of a vehicle. The heat exchanger enables heat exchange between fluids and has a surfaces in contact with one of the fluids. The surface is formed from aluminum and/or from aluminum alloy. The surface is coated with an alumina layer and a reinforcing layer. The reinforcing layer includes an organic substance and a mineral substance. The organic substance includes at least one polymer and the mineral substance is capable of reacting with the aluminum in order to form an anticorrosion material.

Abstract: The invention concerns an attachment device (3) for a heat exchanger (2) comprising a core (23) for exchanging heat between a first fluid and a second fluid, said core (23) being provided with collectors (21) for the first fluid, said exchanger (2) comprising a cylinder (25), said cylinder (25) and one of said collectors (21) allowing the passage of said first fluid from one to the other, said attachment device (3) comprising a body, which is set up in order to close said cylinder (25), and an extension which allows the core (23) to be secured to a holder (4). The invention also concerns a cylinder (25) which comprises such an attachment device (3), a heat exchanger (2) which comprises such a cylinder (25) and a heat exchanging module which comprises such a heat exchanger (2).

Abstract: The present invention relates to a fan motor support for HVAC systems of motor vehicles, comprising a two-part housing (15) having a second part (20) and a first part (20?), a flexible joint (30) connecting the first and second parts (20?, 20), a plurality of internal ribs (40) arranged inside the first and second parts (20?, 20) of the two-part housing (15), locking the motor radially, and at least one pair of projections (50) arranged inside the first and second parts (20?, 20) of the two-part housing (15), locking the motor axially.

Abstract: The invention relates to a collector box for a heat exchanger, in particular for a motor vehicle, including a collector plate (5), a cover (6), and a seal (7) for providing a seal between said collector plate (5) and said cover (6), said seal (7) including an attachment portion (22) configured so as to engage with at least one tube for circulating fluid of the heat exchanger, said attachment portion (22) having a projection (24) for grasping said seal, said cover having at least one recess (30) for accommodating said grasping projection (24). The invention also relates to a cover for said collector box and to a heat exchanger including such a collector box.

Abstract: The invention concerns a structure (2) of a system (1) for managing the air of an air inlet for the front panel of a motor vehicle, said structure (2) comprising:—a frame (3) intended to be positioned facing a heat exchanger (Ra),—one or more deflectors (7) that are secured to said frame (3) and are arranged in such a way as to intercept a flow of air and deflect it through said frame (3). The invention also concerns a system (1) for managing the air of an air inlet for the front panel of a motor vehicle having such a structure (2).

Abstract: The invention concerns a structure for a motor vehicle front end, comprising a crossmember and at least one column (4) rigidly connected to the crossmember, the crossmember extending longitudinally in a so-called main direction, characterised in that said at least one column (4) comprises a first set (10) of reinforcing ribs (11) on at least a portion (12) of an outer surface of said at least one column (4), each reinforcing rib (11) extending in a direction (D) parallel to the main direction of the crossmember.