Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
  • B60H1/00—Heating, cooling or ventilating [HVAC] devices
  • B60H1/00321—Heat exchangers for air-conditioning devices
  • B60H1/00328—Heat exchangers for air-conditioning devices of the liquid-air type
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
  • B60K11/00—Arrangement in connection with cooling of propulsion units
  • B60K11/06—Arrangement in connection with cooling of propulsion units with air cooling
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
  • B60K11/00—Arrangement in connection with cooling of propulsion units
  • B60K11/08—Air inlets for cooling; Shutters or blinds therefor
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
  • B60K11/00—Arrangement in connection with cooling of propulsion units
  • B60K11/08—Air inlets for cooling; Shutters or blinds therefor
  • B60K11/085—Air inlets for cooling; Shutters or blinds therefor with adjustable shutters or blinds
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
  • B60Y2400/00—Special features of vehicle units
  • B60Y2400/87—Auxiliary drives
  • B60Y2400/89—Cooling systems, e.g. fan drives
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
  • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
  • Y02B30/56—Heat recovery units
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T10/00—Road transport of goods or passengers
  • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
  • Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses

Definitions

• the subject of the invention is a ventilation device for a motor vehicle.
• the invention relates to the automotive field, and more particularly to the field of air circulation for cooling the engine and its equipment.
• a motor vehicle heat exchanger generally comprises tubes, in which a heat transfer fluid is intended to circulate, in particular a liquid such as water, and heat exchange elements connected to these tubes, often designated by the term “ fins "or” dividers ".
• the fins increase the exchange surface between the tubes and the ambient air.
• a ventilation device is used in addition, to generate or increase a flow of air directed towards the tubes and the fins.
• a ventilation device comprises a propeller fan.
• the air flow generated by the blades of such a fan is turbulent, in particular due to the circular geometry of the propeller, and generally only reaches part of the surface of the heat exchanger ( circular area of the exchanger facing the fan propeller).
• the heat exchange therefore does not take place uniformly over the entire surface of the tubes and fins.
• the blades when switching on the fan is not necessary (typically when exchanging heat with ambient air not accelerated is sufficient to cool the heat transfer fluid circulating in the exchanger), the blades partially obstruct the flow of ambient air towards the tubes and the fins, which hinders the air circulation towards the exchanger and thus limits heat exchange with the heat transfer fluid.
• a fan is also relatively bulky, in particular because of the necessary dimensions of the propeller to obtain effective engine cooling, which makes it long and delicate to integrate into a motor vehicle.
• the object of the invention is to at least partially remedy these drawbacks.
• the subject of the invention is a ventilation device intended to generate an air flow towards a heat exchanger of a motor vehicle, comprising at least:
• a guide means comprising at least one shaped air guide element for guiding the air set in motion by the tangential fan towards the heat exchanger.
• the ventilation device according to the present invention being devoid of propeller, it has a reduced size, which ensures simple integration in any motor vehicle, including electric.
• the ventilation device according to the present invention guarantees a more uniform and efficient cooling of the heat exchanger or the heat exchangers with which it is associated.
• the tangential fan can also be called a turbomachine tangential.
• the device comprises at least one air deflector configured to be disposed between said at least one guide element and the heat exchanger.
• the device comprises a plurality of aligned air deflectors and preferably equidistant from each other.
• the device comprises a plurality of air guiding elements.
• the air guide elements are shaped to delimit at least one air passage in the heat exchanger and are mounted movable between an open position of said air passage and a at least partially closed position of said air passage. The device can thus make it possible not to block the flow of ambient air towards the heat exchanger when the ventilation device is switched off, unlike a propeller whose stationary blades and the motor in the center of the propeller obstruct the passage of air to the exchanger, and thus limit the heat exchange.
• each air guide element comprises an air guide surface and a pivot axis of the guide element.
• the pivot axes extend parallel to each other, projections of each pivot axis in a plane orthogonal to the pivot axes being called projection.
• the projections are aligned in said plane orthogonal to the pivot axes.
• the device comprises at least first and second tangential fans on either side of the guide elements, the tangential fans extending parallel to the guide elements, a total section of the elements of guide having a middle direction parallel to the guide elements so as to delimit a first half section between the first fan and the middle direction and a second half section between the second fan and the middle direction, the guide elements being shaped so that 'A distance between the heat exchanger and a projection is less than a distance between the heat exchanger and the adjacent projection, located in the same half section and being closer to the associated turbomachine.
• the device comprises a single fixed guide element.
• the device comprises an air inlet associated with each turbomachine, the inlet or inlets forming unique air inlets of the ventilation device.
• At least one of said air inlets is provided with at least one movable flap between an opening position of the inlet and an at least partial closed position of the inlet .
• the at least one tangential fan is shaped to extend along an opening of a grille of the motor vehicle. According to another characteristic of the invention, the at least one tangential fan is shaped to occupy the entire volume of the opening of the grille.
• a part for bringing an outside air flow to the turbomachine can be used.
• a second guide means comprising at least one element for guiding air towards a second heat exchanger of the motor vehicle can be used.
• the two guide means are supplied by the same tangential fan.
• each of the guide means comprises a plurality of air guide elements, each guide element comprising an air guide surface and a pivot axis of the guide element, the pivot axes extending parallel to each other, the assembly of the two guide means having planar symmetry.
• the invention also relates to a heat exchange module, comprising a ventilation device as described above and at least a first heat exchanger, the first heat exchanger and the ventilation device being positioned one relative to the 'other so that an air flow set in motion by the ventilation device supplies air to the heat exchanger.
• the module further comprises a second heat exchanger, mounted opposite the first heat exchanger, the ventilation device being positioned so that an air flow brought into movement by the ventilation device feeds the first heat exchanger and the second heat exchanger.
• the ventilation device is positioned between the first heat exchanger and the second heat exchanger.
• the invention also relates to a heat exchange module, comprising at least a first heat exchanger, and a ventilation device intended to generate an air flow, this ventilation device comprising at least one tangential fan for setting movement of a air flow and a guide means comprising at least one air guide element shaped to guide the air set in motion by the tangential fan, the first heat exchanger and the ventilation device being positioned relatively one to the other so that a flow of air set in motion by the ventilation device feeds the heat exchanger and, in operation of the fan, this air is sucked by the fan and this sucked air first passes through the 'heat exchanger before going into the tangential fan.
• the tangential fan or fans are arranged downstream, according to the direction of air flow, from the heat exchanger.
• the ventilation device comprising a plurality of air guiding elements.
• the air guide elements are shaped to delimit at least one air passage downstream of the heat exchanger and are mounted movable between an open position of said at least an air passage and an at least partial sealing position of said at least one air passage.
• each air guide element comprises an air guide surface and a pivot axis of the guide element.
• the pivot axes extend parallel to each other, projections of each pivot axis in a plane orthogonal to the pivot axes being called projection. According to one aspect of the invention, the projections are aligned in said plane orthogonal to the pivot axes.
• the device comprising at least first and second tangential fans on either side of the guide elements.
• the module has no pivoting air guide element facing the exchanger.
• pivoting guide elements can be replaced by fixed guide elements.
• the module comprises at least one fixed air guide element and placed opposite the exchanger.
• the fixed air guide element in particular of substantially planar shape, extends opposite the exchanger, from a geometric plane centered on the exchanger, and preferably up to 'to the tangential fan.
• the module comprises two fixed air guiding elements extending opposite the exchanger, from a geometric plane preferably centered on the exchanger, and on both sides. other of this plan.
• each air guide element extends to one of the tangential fans.
• the two fixed guide elements are substantially planar, and form a non-zero angle between them. These elements are not aligned with each other.
• the angle between the two planes is for example between 0 ° and 45 °, or between 0 ° and 15 °.
• the fixed air guide element has a plate fixed in the module.
• the plates are two separate pieces or are made in one piece, for example by molding.
• the module may include a discharge duct for each tangential fan, and this duct comprises a mouth substantially downstream of the air guide element or elements.
• the discharge conduit comprises an outlet wall adjacent to the outlet mouth, outlet wall which preferably is geometrically formed with a main face of the exchanger at an angle W, the angle W being between 0 ° and 1 10 °.
• This orientation of the discharge makes it possible in particular to facilitate the cleaning of the air.
• each tangential fan has a discharge duct and the respective discharge openings are opposite one another.
• the discharge mouth is arranged at the rear of the guide element, fixed or pivoting.
• the discharge outlets are symmetrical to one another with respect to a plane of symmetry, in particular passing through the center of the exchanger.
• the invention also relates to a radiator grille for a motor vehicle, provided with an opening and a ventilation device as described above and / or a heat exchange module as described above.
• FIG. 1 illustrates a perspective view of a heat exchange module equipped with a ventilation device according to a first mode of carrying out the present invention in the open position;
• FIG. 2 illustrates a perspective view of the heat exchange module of Figure 1 in the closed position
• FIG. 3 illustrates a longitudinal sectional view of the module of Figure 1;
• FIG. 4 illustrates a longitudinal sectional view of the module of Figure 2;
• FIG. 5 illustrates a perspective view of a front face of a motor vehicle equipped with the module of Figure 1
• - Figure 6 illustrates a perspective view of a front face of a motor vehicle equipped with the module of Figure 2;
• Figure 7 illustrates a side view of the front face of Figure 5;
• Figure 8 illustrates a top view of the front face of Figure 6
• FIG. 9 illustrates a partial perspective view of the module of Figure 1 according to an alternative embodiment, a guide means not being shown;
• FIG. 1 1 illustrates a partial perspective view of a heat exchange module equipped with a ventilation device according to a second embodiment of the present invention in the open position;
• - Figure 12 illustrates a partial perspective view of the module of Figure 11 in the closed position
• - Figure 13 illustrates a perspective view of a front face of a motor vehicle provided with an exchange module equipped with a ventilation device according to a third embodiment of the present invention
• FIG. 14 illustrates a side view of the front face of FIG. 13,
• FIG. 15 illustrates a view, similar to that of FIG. 4, according to another exemplary embodiment of the invention.
• Ventilation device The subject of the invention is a ventilation device 1 for a motor vehicle.
• the invention also relates to a heat exchange module 100, comprising at least one ventilation device 1 and at least one heat exchanger 101, as will be detailed later.
• the ventilation device 1 comprises at least one tangential fan, also called tangential turbomachine below, referenced 2, for setting in motion an air flow F intended for the heat exchanger or exchangers heat.
• the ventilation device can supply air to the heat exchanger 101 but also to several heat exchangers arranged one behind the other, or one next to the other.
• the ventilation device 1 also includes a means 3 for guiding the air F into each of the heat exchangers to be cooled.
• the ventilation device 1 comprises a single guide means 3 for guiding the air towards at least one heat exchanger 101.
• the guide means 3 comprises a set of a plurality of guide elements 5.
• each guide element 5 comprises an air guide surface 6 in the form of a panel and a pivot axis 7 of the guide element 5.
• the panel 6 has a substantially rectangular shape.
• the pivot axis 7 comprises two fingers 8, 9, aligned, each of the fingers 8, 9 projecting from the panel 6 in a longitudinal direction of the panel 6.
• the guide elements 5 are mounted parallel to each other, and parallel to a median direction called pivoting, denoted M.
• the ventilation device 1 comprises a frame 10.
• the frame 10 has a substantially rectangular shape.
• the frame 10 comprises two bars 11 for supporting the fingers 8 and the fingers 9 of the guide elements 5 respectively.
• Bars 1 1 extend parallel to each other and orthogonally to direction M. Bars 1 1 form lengths of rectangle 10.
• the frame 10 also includes two bars 12-1, 12-2 for supporting compartments 13.
• Bars 12-1, 12-2 extend parallel to each other, and parallel to direction M. Bars 12-1, 12-2 form widths of rectangle 10.
• each bar 12-1, 12-2 supports two compartments 13 extending in line with one another.
• Each compartment 13 is configured to accommodate a tangential turbomachine 2, or at least the tangential turbine of the turbomachine, the drive motor of the turbine possibly being common with a turbine of an adjacent compartment.
• Two parts of the guide means 3 can be defined.
• a first part 3-1 comprises the guide elements 5 arranged between the first bar 12-1 and the central pivoting direction M and a second part 3-2 comprises the guide elements 5 arranged between the second bar 12-2 and the middle pivot direction M.
• the fingers 8 are not aligned.
• the guide elements are positioned between the support bars 1 1 so that a distance D1 between the heat exchanger 101 and a given projection 8 '(9') is less than a distance D2 between l heat exchanger 101 and the adjacent projection 8 ”, located in the same half of section 3-1 while being closer to the associated tangential turbomachine.
• This configuration ensures optimal air guidance since the air flow converges from the tangential turbomachine 2 to the heat exchanger 101.
• the projections can be aligned along the bars 1 1. This variant, which is less advantageous for air flow, can possibly simplify the manufacturing process of the ventilation device 1.
• the frame 10 defines an internal space forming the air inlet intended for the heat exchanger 101.
• the guide elements delimit air passages E towards the heat exchanger 101.
• the guide elements are mounted movable between an open position of the air passage E and an at least partially closed position of the air passage E.
• the panels are spaced from one another so as to allow an air flow F ′ outside to pass through the exchange module to the heat exchanger 101.
• the panels 6 In the closed position, otherwise called the closed position, the panels 6 extend in line with one another so as to prevent the flow of air F ′ from passing through the heat exchanger 101.
• the panels 6 are advantageously contiguous to each other thanks to a lip arranged along their edge.
• the guide elements partially block the air passage E, which makes it possible to reduce the air flow to the heat exchanger 101, for example when the needs of the heat exchanger 101 is not high.
• the turbomachines 2 are preferably stopped.
• the turbomachines then operate and blow the air flow F which is then guided by the guide elements 5 into the heat exchanger 101. Due to the convergent shape of the guide means 3, the air is routed so optimal to the heat exchanger 101.
• Figures 5 to 8 illustrate an example of integration of the ventilation device 1 in a front face 20 of a motor vehicle.
• a grille 21 is provided with two orifices 22, forming an air intake opening F ’.
• the ventilation device 1 is positioned behind the orifices 22.
• the ventilation device 1 conforms to the ventilation device 1 already described in relation to Figures 1 to 4.
• the ventilation device 1 comprises a guide means 3 as illustrated in Figures 1 to 4 (not shown in Figures 9 and 10 for reasons of clarity, the latter being a partial view of the module of FIG. 1), a frame 10, of the tangential turbomachines 2 in a configuration similar to that of the first embodiment.
• the ventilation device 1 additionally comprises at least one deflector between the guide means 3 (not shown) and the heat exchanger 101.
• the deflector or deflectors ensure a better distribution of the air on the heat exchanger 101, allowing a more homogeneous distribution of the air flow F in the heat exchanger 101.
• the ventilation device 1 comprises a plurality of deflectors 30.
• Each deflector 30 is a rod whose cross section is curved so as to guide the air.
• the deflectors 30 are aligned along the support bars 11, preferably equidistant from each other, as more particularly visible in FIG. 10.
• the air F blown by the turbomachines 2 is guided towards the exchanger 101 by the guide means 3 then by the deflectors 30.
• the device 1 according to this alternative embodiment makes it possible to better homogenize the air intended for the heat exchangers 101 by means of the deflectors.
• the ventilation device 1 comprises two guide means 3 ’, 3”.
• the first guide means 3 ’ directs the air to a first heat exchanger 101, while the second guide means 3’ directs the air to a second heat exchanger 102.
• the ventilation device 1 is disposed between the two exchangers 101, 102 extending in parallel.
• Each of the guide means 3 ’, 3” includes guide elements identical to those described in relation to the first embodiment.
• pivot axes 7 of the two guide means 3 extend parallel to the median direction of pivot M.
• the set of two guide means 3 ’, 3” has a symmetry with respect to a PP plane.
• the plane PP includes a direction parallel to the middle direction M.
• the device 1 is moreover identical to that described in relation to the first embodiment.
• the two guide means 3 ’, 3” are supplied by the same turbomachines 2.
• the device 1 according to this second embodiment can also advantageously include deflectors 30 (not shown in FIGS. 11 and 12) between each of the guide means 3 ′ and 3 ”and the first and second exchangers 101 respectively, 102 to better homogenize the air intended for heat exchangers 101 and 102.
• the ventilation device 1 comprises a single guide means 3 comprising a single guide element 5.
• the guide element 5 is in the form of a cover.
• the illustrated ventilation device 1 also comprises at least one tangential turbomachine, or even two tangential turbomachines as shown in FIG. 13, extending in line with one another.
• This embodiment is particularly advantageous for an electric vehicle.
• a calender 40 is pierced with an orifice 41 forming an air opening.
• the two turbomachines 2 are arranged just behind the orifice 41 so that the orifice 41 forms the single air inlet for the ventilation device 1.
• the two turbomachines 2 occupy the entire volume of the air intake from the radiator grille.
• the device 1 according to this third embodiment may also advantageously include deflectors 30 (not shown in FIGS. 13 and 14) to better homogenize the air intended for the heat exchanger 101.
• the at least one tangential turbomachine 2 is positioned at a distance from the air inlet 41.
• an additional part makes it possible to convey air from port 41 to the turbomachine (s) 2.
• At least one of the air inlets 41 with at least one movable flap between an opening position of the inlet and an at least partial closing position of the inlet.
• the invention also relates to a heat exchange module 100 for a motor vehicle comprising the ventilation device 1 and at least one heat exchanger 101, the ventilation device and the heat exchanger being positioned one relatively to the other so that a flow of air set in motion by the ventilation device supplies air to the heat exchanger, as is already apparent from the description above.
• the ventilation device 1 is positioned so that a flow of air F set in motion by the ventilation device feeds the first heat exchanger 101 and the second heat exchanger 102.
• the ventilation device 1 can in particular be positioned between the first heat exchanger 101 and the second heat exchanger 102 so as to supply each of the exchangers 101, 102 with fresh air.
• the embodiments shown in the figures illustrate elements of vertical air guides with a tangential turbomachine mounted laterally.
• other configurations of ventilation device can be envisaged, such as an embodiment according to which the air guide elements are horizontal, the turbomachine (s) then being positioned below and / or above the elements of guides.
• the ventilation device can be integrated in an electric vehicle as well as a thermal or hybrid vehicle.
• the exchangers cooled by the ventilation device described above can be any type of motor vehicle heat exchanger, such as a high temperature and / or low temperature heat exchanger, a condenser, an exchanger for charge air cooling, etc.
• the heat exchange module can likewise include any heat exchanger of this type.
• Figure 15 a view similar to that of Figure 4, except that in the example of Figure 15, the first heat exchanger 101 and the ventilation device 1 are positioned relative to each other so that an air flow F set in motion by the ventilation device 1 feeds the heat exchanger 101 and, in operation of the fan, this air is sucked by the fans 2 and this sucked air first passes through l heat exchanger 101 before passing through the tangential fans 2.
• the mode of FIG. 4 is a mode of blowers fans then that the mode of FIG. 15 is a mode of suction fans.
• the fans 2 are placed downstream of the heat exchanger 101. There is shown in Figures 16 and 17 another embodiment in suction fans mode.
• the module does not have an air guiding element 5 pivoting opposite the exchanger.
• the module comprises fixed air guiding elements 500 placed opposite the exchanger 101.
• Each fixed air guide element 500 extends opposite the exchanger 101, from a geometric plane P500 centered on the exchanger 101, and up to the associated tangential fan 2.
• the two fixed air guide elements 500 extending opposite the exchanger, from the geometrical plane P500 centered on the exchanger, and on either side of this plane P500.
• Each air guide element 500 extends to one of the tangential fans 2.
• the two fixed guide elements 500 are substantially planar, and form between them a non-zero angle AG. These elements are not aligned with each other.
• the angle AG between the two planes is for example between 0 ° and 45 °, or between 0 ° and 15 °.
• Each fixed air guide element 500 has a plate 510 fixed in the module.
• the plates 501 are two separate pieces or are made in one piece, for example by molding.
• the module includes a discharge pipe 505 for each tangential fan 2, and this duct comprises a mouth 506 substantially downstream of the air guide elements 500.
• Each discharge duct 505 has an outlet wall 507 adjacent to the outlet mouth 506, outlet wall which preferably forms a angle W geometrically with a main face of the exchanger, the angle W being between 0 ° and 1 10 °.
• This orientation of the discharge makes it possible in particular to facilitate the cleaning of the air.
• the respective discharge ports 506 are opposite one another.
• Each discharge opening 506 is arranged at the rear of the guide element 500.
• the discharge outlets 506 are symmetrical to one another with respect to a plane of symmetry, in particular passing through the center of the exchanger.

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Transportation (AREA)
• Physics & Mathematics (AREA)
• Thermal Sciences (AREA)
• Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=65201477

Family Applications (1)

Country Status (8)

Families Citing this family (1)

Family Cites Families (38)

• 2018
  • 2018-09-17 FR FR1858371A patent/FR3085891B1/fr active Active
• 2019
  • 2019-09-13 CN CN201980070612.9A patent/CN112955341A/zh active Pending
  • 2019-09-13 KR KR1020217011273A patent/KR102629657B1/ko active IP Right Grant
  • 2019-09-13 JP JP2021514508A patent/JP7186865B2/ja active Active
  • 2019-09-13 US US17/276,673 patent/US12011967B2/en active Active
  • 2019-09-13 WO PCT/FR2019/052127 patent/WO2020058610A1/fr unknown
  • 2019-09-13 EP EP19787043.9A patent/EP3853057A1/de not_active Withdrawn
  • 2019-09-13 MX MX2021003105A patent/MX2021003105A/es unknown

Also Published As

Similar Documents

Legal Events