EP4081425A1 - Système d'essuyage pour véhicule automobile - Google Patents
Système d'essuyage pour véhicule automobileInfo
- Publication number
- EP4081425A1 EP4081425A1 EP20817442.5A EP20817442A EP4081425A1 EP 4081425 A1 EP4081425 A1 EP 4081425A1 EP 20817442 A EP20817442 A EP 20817442A EP 4081425 A1 EP4081425 A1 EP 4081425A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- drive arm
- connector
- connection shaft
- receiving
- wiping system
- 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.)
- Pending
Links
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 239000011521 glass Substances 0.000 description 5
- 230000000295 complement effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 244000007853 Sarothamnus scoparius Species 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000000284 resting effect Effects 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/40—Connections between blades and arms
- B60S1/4038—Connections between blades and arms for arms provided with a channel-shaped end
- B60S1/4041—Connections between blades and arms for arms provided with a channel-shaped end the channel-shaped end comprising a pivot pin mounted between the side walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/38—Wiper blades
- B60S1/3848—Flat-type wiper blade, i.e. without harness
- B60S1/3849—Connectors therefor; Connection to wiper arm; Attached to blade
- B60S1/3865—Connectors having an integral pivot pin for connection with the wiper arm
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/40—Connections between blades and arms
- B60S2001/409—Connections between blades and arms characterised by the arm or connecting part mounted on the arm presenting a shaped opening for bearing the pivot axis
Definitions
- the invention relates to the field of wiping and / or cleaning the glass surfaces of a motor vehicle, and it relates more particularly to a wiping system for such an application.
- Wiping systems for motor vehicles are designed to remove, by sweeping, liquids and dirt which can interfere with the driver's vision of his surroundings.
- These wiping systems generally include at least one drive arm which performs an angular reciprocating motion against a glazed surface to be wiped / cleaned, and at least one wiper blade comprising a scraper blade, or scraper blade. wiping, made of an elastic material.
- Wiper blade and drive arm are linked by a connection assembly which comprises in particular a connector fixedly attached to the wiper blade.
- an adapter connects the connector to the drive arm.
- the invention relates more particularly to wiper systems in which the connector is configured to be directly engaged in an end portion of the drive arm in order to allow detachable attachment of the wiper system blade with the drive arm. , while ensuring that, driven by the movements of the broom and the arm, the wiper blade rubs against the glass surface to be wiped / cleaned and sweeps away the water and a certain number of dirt to evacuate them outside the field of driver's vision
- the replacement of the wiper blade, when the wiper blade that it carries shows too much wear is done by releasing the connector, integral with the wiper blade, from the training arm.
- the drive arm is generally remote, in a direction substantially perpendicular thereto, from the glazed surface which it is intended to wipe / clean and against which the wiper blade is pressed.
- Some training arms are configured to present a position stable disengaged allowing easy access to the previously mentioned connector: this is, in particular, for example, the case of the drive arm of wiping systems intended to be pressed against a front windshield of a motor vehicle.
- the user can have both hands to attach the connector associated with the wiper blade to the drive arm, as well as to perform the reverse operation of disengaging the connector from the drive arm.
- the amplitude of the travel of the drive arm relative to the glazed surface of the vehicle allows the user to have good visibility of the connection zone between the connector and the arm of the drive arm. training.
- the present invention aims to provide a simple and inexpensive solution to ensure easy assembly of a connector integral with a wiper blade with a drive arm of a wiper system of a motor vehicle, whatever the accessibility and visibility conditions of the connection zone between the connector and the drive arm.
- the solution proposed by the invention also aims to guarantee correct behavior, over time, of such an assembly.
- such an assembly must be able to withstand the stresses exerted on the drive arm and on the wiper blade, for example, when the motor vehicle is placed in an automated cleaning system, stresses which may, in some cases In this case, lead to the pulling of the connector and the wiper blade from the drive arm.
- the invention relates, according to a first aspect, to a wiping system for a motor vehicle, comprising a drive arm and a wiper blade connected to one another by a cleaning device.
- connection which comprises a connector integral with the wiper blade and a connecting shaft, the drive arm comprising a first end by which it is attached to a drive means, and a second end opposite the first end in a direction longitudinal section of the drive arm
- the connection device comprising a housing for receiving the connection shaft, the receiving housing comprising an inlet mouth through which the connection shaft is received in the receiving housing and an area for locking this connection shaft, characterized in that the locking zone is arranged between the inlet mouth of the receiving housing and the second end of the drive arm.
- the elements which constitute the wiping system according to the invention are produced by injection of a plastic material. in a mold.
- the longitudinal direction of the drive arm is here the main direction of elongation thereof. By extension, this direction will be designated, in what follows, as the longitudinal direction of the wiping system according to the invention and of the elements which constitute it. Perpendicular to this longitudinal direction, a vertical direction of the wiping system and of the elements which constitute it is defined, corresponding, in the wiping system according to the invention, to a stacking direction of the drive arm and of the broom. wiping.
- the terms “lower” and “lower” will refer, in what follows, to the part of the wiper system closest to the wiper blade in the vertical direction of the wiper system.
- the terms “upper” and “upper” will denote, in what follows, the part of the wiping system furthest from the wiper blade in the aforementioned vertical direction.
- the vertical direction of the wiping system is substantially perpendicular to the surface glazed against which the wiper blade is pressed, and the terms "low” or “lower” refer to the part of the wiping system which is in contact, in the vertical direction defined above, with the glazed surface.
- the transverse direction of the wiping system according to the invention and of the elements which constitute it is defined as a direction perpendicular both to the longitudinal direction and to the vertical direction previously defined. .
- the longitudinal, vertical and transverse directions of the wiping system also represent and will denote, in what follows, the longitudinal, vertical and transverse directions, of the components of the wiping system and, in particular, of the drive arm and of the connector of the wiper. this one. It should be noted that the longitudinal, vertical and transverse directions of the wiping system according to the invention are independent of the orientation of the latter in space or on a motor vehicle.
- the first longitudinal end of the drive arm, by which the latter is attached to a drive means will be arbitrarily designated in the following as the rear end of the drive arm, and the The opposite end, in the longitudinal direction of the wiping system according to the invention, of the drive arm, will be designated as the front end of the drive arm.
- the drive arm is connected, at its rear end, to a drive means configured to give it an angular reciprocating movement in a plane substantially parallel to a plane defined by the longitudinal and transverse directions of the wiping system.
- the wiper blade cleans, by sweeping it, the glass surface of a motor vehicle against which the wiper system is plated.
- connection shaft extends mainly in a direction substantially parallel to the transverse direction of the wiping system, defined above.
- the locking zone of the connection shaft in its receiving housing is arranged, in the longitudinal direction of the wiping system according to the invention, between the inlet mouth of the receiving housing , by which the connection shaft is received in its receiving housing, and the front end, previously defined, of the drive arm.
- the operation of locking the connection shaft in its receiving housing comprises at least one relative translational movement, in the longitudinal direction of the system. wiper, connecting shaft and receiving housing relative to each other.
- connection shaft is carried by the connector, the receiving housing being arranged in a receiving wall located in a receiving volume of the drive arm.
- the connector is therefore received in the reception volume of the drive arm to connect the latter to the wiper blade of the wiping system according to the invention.
- the reception volume is delimited at least by two side flanks and an upper wall of the drive arm.
- the reception volume of the drive arm, in which the connector is received is delimited by an upper wall of the arm of the invention.
- 'drive by two side flanks of the drive arm which extend substantially perpendicular to the aforementioned upper wall, from two longitudinal edges of the latter, and by lower edges of these side walls.
- the lateral flanks of the drive arm are attached to the upper wall thereof by their upper longitudinal edges.
- the reception volume defined above forms, in section along a plane defined by the vertical and transverse directions of the wiping system, substantially an inverted U, the horizontal branch of which is formed by the upper wall of the arm d. 'drive and whose vertical branches are formed by the side flanks thereof.
- the reception volume of the drive arm is therefore open in its lower part, to receive the connector of the wiping system.
- connection shaft for example substantially cylindrical of circular section, extends in a direction substantially parallel to the transverse direction of the connector and of the wiping system. More specifically, the connection shaft protrudes from an upper post of the connector substantially parallel to a vertical longitudinal plane of the wiping system and connector.
- connection shaft extends transversely in the direction of the lateral flank of the closest drive arm, in the transverse direction of the wiping system according to the invention, from the aforementioned upper upright.
- the wall of the drive arm in which the receiving housing is arranged is a wall substantially planar and substantially parallel to a lateral flank, previously described, of the drive arm. With reference to the directions defined above, the receiving wall therefore extends substantially parallel to a vertical longitudinal plane of the drive arm and of the wiping system according to the invention. More precisely, the reception wall is arranged within the reception volume, previously defined, of the drive arm. More precisely still, within this receiving volume, the receiving wall extends from the upper wall of the drive arm, and it is placed at a distance, in the transverse direction of the drive arm, d 'a lateral flank of the latter. According to one example, the receiving wall and the aforementioned lateral flank are joined by one or more reinforcements perpendicular to these two elements.
- the receiving wall comprises a lower edge which extends substantially in a plane defined by the lower edges of the lateral flanks of the drive arm. It should be understood here that the lower edge of the receiving wall is formed by the thickness of the latter, and that it extends, with reference to the directions and orientations defined above, substantially parallel to a transverse longitudinal plane of the arm. drive and the wiping system according to the invention.
- the receiving housing here forms a cutout in the receiving wall, which cutout opens into a rear edge of the receiving wall, that is to say, with reference to the directions and orientations defined above, in the edge of this wall closest, in the longitudinal direction of the drive arm, to the first end, or rear end, of the latter.
- the rear edge of the receiving wall is formed by the thickness of the latter, and that it extends substantially parallel to a vertical transverse plane of the drive arm, with reference to the directions and orientations previously defined.
- the opening through which the receiving housing opens into the rear edge of the receiving wall forms the inlet mouth of the connection shaft into the receiving housing, and it is located at a distance, according to the invention.
- the housing for receiving the connection shaft opens into the rear edge of the receiving wall between the lower edge thereof and the upper wall of the drive arm, in the vertical direction of this. latest.
- the locking zone of the connection shaft in the aforementioned receiving housing extends in the longitudinal direction of the drive arm, from the inlet mouth of the receiving housing.
- the locking zone comprises, in the aforementioned longitudinal direction, a first part and a second part, also designated as end part in what follows.
- the first part of the locking zone forms a substantially longitudinal window in the receiving wall, and a dimension of this window, measured in the vertical direction of the drive arm, is slightly less than a diameter of 1. 'connection tree.
- the second part of the locking zone has a shape and dimensions that are substantially complementary to those of the connection shaft.
- the second part of the locking zone is located, in the longitudinal direction of the drive arm and of the wiping system, between the inlet mouth of the receiving housing and the second end, or end. previously defined front of the drive arm.
- the insertion of the connector into the receiving volume of the drive arm is effected by engaging the connection shaft in the inlet mouth of the receiving housing, then by translation of the connection shaft, in the longitudinal direction of the wiping system, in the receiving housing, in the direction from the end part of the locking zone, i.e. towards the front end of the drive arm. Locking of the connector in the receiving housing is then achieved by snap-locking the connection shaft in the end part of the locking zone.
- the positioning and locking of the connector in the reception volume defined above are carried out by a relative translation, substantially directed along the longitudinal direction of the wiping system, of the connector relative to the drive arm, the relative translational movement tending to bring the connector closer to the front end, previously defined, of the drive arm.
- the drive arm comprises two receiving walls symmetrically arranged on either side of a median longitudinal plane of the drive arm, each of the receiving walls comprising a housing for receiving the connection shaft.
- the connection shaft advantageously extends projecting from two upper uprights of the connector that are substantially parallel to each other and arranged symmetrically with respect to a median longitudinal plane of the connector.
- the median longitudinal plane is here to be understood, with reference to the directions and orientations defined above, as a vertical longitudinal plane which passes through the middle of the connector in the transverse direction of the latter, previously defined.
- the connection shaft extends, in the transverse direction of the wiping system, on either side of the two the aforementioned upper posts of the connector towards the lateral flanks of the drive arm.
- connection shaft is composed of two strands which emerge transversely from the aforementioned upper uprights, in the direction of the lateral flanks of the drive arm.
- connection shaft is in one piece, or it comprises two parts of the same size, aligned in the transverse direction of the wiping system, which form the aforementioned strands.
- a dimension, in the transverse direction of the wiping system, of the connection shaft is slightly less than a transverse dimension of the drive arm, measured between the faces of the lateral sides thereof. ci located inside the reception volume previously defined. This makes it possible, when the connector is in place in the aforementioned reception volume, to complete the longitudinal locking obtained by virtue of the configuration of the locking zone, by a transverse locking between the lateral flanks of the drive arm.
- the drive arm comprises a guide member which has a main wall inclined towards the inlet mouth of the receiving housing.
- the guide member extends at the rear, in the longitudinal direction, of a receiving wall as defined above.
- the guide member comprises a main wall substantially parallel to the receiving wall at the rear of which it extends.
- the main wall is directed in a direction of insertion of the connection shaft into the receiving housing. With reference to the directions defined above, the lower edge of this main wall, formed by the thickness of the latter, is inclined towards the inlet mouth of the receiving housing.
- a dimension, measured along the vertical direction of the drive arm, of the main wall of the guide member decreases from the rear end to the front end of the aforementioned main wall.
- a dimension of the main wall of the guide member, measured from the upper wall of the drive arm, in the vertical direction of the latter, is less than the front end of this main wall, at a distance, measured in the vertical direction of the drive arm, between the upper wall of the drive arm and a lower edge of the inlet mouth of the housing for receiving the connection shaft.
- the front end of the wall main of the guide member is the end thereof which is closest, in the longitudinal direction of the drive arm, to the second end, or front end, of the latter.
- the rear end of the main wall of the guide member is the end thereof closest, in the longitudinal direction of the drive arm, to the first end, or rear end, of this last.
- the inclined edge of the main wall of the guide member forms a longitudinal guide of the connection shaft making it possible to direct the latter towards the inlet mouth of the receiving housing.
- this longitudinal guidance has a notable advantage in terms of ease of assembly.
- the guide member comprises a supporting wall for the connection shaft. More specifically, the guide member comprises a transverse wall which extends, from the front end of the main wall described above, substantially perpendicular to the latter, bearing on the lateral flank of the drive arm. closer, in the transverse direction of the drive arm, to the aforementioned main wall.
- a dimension, measured in the vertical direction of the drive arm, of the transverse wall of the guide member is substantially equal to a dimension, measured in the vertical direction of the drive arm, of the main wall of the guide member at its front end. It results from the configurations of the guide member and of the receiving housing that this transverse wall completes the previously mentioned longitudinal guidance, produced by the inclined edge of the main wall of the guide member, forming a support for the shaft. connection. Such a support guarantees in particular a good position of the connection shaft with respect to the inlet mouth of the receiving housing, with a view to its engagement within the latter.
- the drive arm includes a connector blocking wall.
- this wall extends along a substantially vertical longitudinal plane of the drive arm, and it is arranged in a substantially median position along the transverse direction of the latter.
- the wall is configured to fit between the upper uprights, previously described, of the connector.
- the wall allows transverse locking of the connector in the reception volume of the drive arm, thus limiting the lateral rocking movements of the wiper blade with respect to the drive arm.
- connection shaft extends between two lateral flanks of the drive arm, the housing for receiving the connection shaft being arranged in the connector.
- connection shaft here extends transversely from the lateral flanks of the drive arm, resting on each of them.
- connection shaft is arranged from side walls of the drive arm substantially parallel to the side flanks of the latter and arranged inside the reception volume defined above.
- the reception housing is arranged in an upper upright, previously defined, of the connector.
- the inlet mouth of the receiving housing opens here in an upper edge of the upper post considered, that is to say, in the wiping system according to the invention, in the edge of the connector top post closest to the previously defined top wall of the drive arm.
- the receiving housing From its inlet mouth, the receiving housing extends here, in the wiping system according to the invention, downwards and towards the front of the wiping system, that is to say , with reference to the directions and orientations defined above, on the one hand, in the vertical direction of the wiping system, in the direction of the opening of the reception volume of the drive arm in which the connector is received, and, on the other hand, in the longitudinal direction of the wiping system, towards the front of the latter, that is to say in the direction of the second end, or front end, previously defined, of the drive arm.
- the locking zone of the connection shaft comprises a second part, or end part, the shapes and dimensions of which are substantially complementary to those of the connection shaft, and a first part which extends, in the longitudinal direction defined above, between the inlet mouth of the receiving housing and the second part of the locking zone.
- the engagement and locking of the connection shaft in the receiving housing are carried out, on the one hand, by relative translation of the connector with respect to the drive arm carrying the connection shaft, and, on the other hand, by snap locking of the connection shaft in the second part of the locking area.
- the first part of the locking zone of the receiving housing is inclined, in the vertical direction of the drive arm, in the direction of the lower part of the latter, and, in the direction of the longitudinal direction of the drive arm, in the direction of the front end of the latter.
- the housing for receiving the connection shaft comprises at least one wall for guiding the connection shaft in the receiving housing. More precisely, and with reference to the above, this guide wall comprises a lower edge of the first part of the locking zone, that is to say the closest edge thereof, in the vertical direction of the wiping system, of the wiper blade whose connector is integral. It follows from the above that the aforementioned lower edge is inclined in a direction of insertion of the connection shaft into the receiving housing.
- the assembly and the locking of the connector in the reception volume of the drive arm are carried out, according to the second exemplary embodiment of the invention which has just been described, as follows.
- the connector is first of all engaged in the lower opening of the reception volume of the drive arm, so that the second part of the locking zone of the receiving housing is, in the longitudinal direction of the drive arm, located on the side of the front end of the latter.
- the connector is then moved relative to the drive arm, by a longitudinal translational movement directed towards the first end, or rear end, of the drive arm, until the connection shaft carried by the drive arm.
- drive engages in the inlet mouth of the receiving housing arranged in the connector.
- the relative translational movement continues until the connection shaft is locked, in the longitudinal direction, by snapping into the second part of the locking zone of the receiving housing.
- the connector is guided with respect to the connection shaft, first of all by the upper edge of the upper post of the connector into which the receiving housing opens, then by the lower edge. , previously defined, of the first part of the locking zone.
- the upper edge of the upper post of the connector, into which the receiving housing opens, and the lower edge of the first part of the locking zone therefore together form a member for guiding the connection shaft with respect to the receiving housing during assembly and / or disassembly of these two elements.
- connection shaft in the second part of the locking zone provides longitudinal locking and vertical locking of the connector with respect to the drive arm, while leaving free rotation. of the connection shaft relative to the drive arm, around an axis parallel to the transverse direction of the wiper system, rotation which allows relative movements of the wiper blade relative to the drive arm in the wiping system according to the invention.
- the invention allows easy mounting of a connector of a wiping system in the reception volume of a drive arm of the wiping system, without visibility of the wiper system. the connection zone between these two elements.
- the invention therefore finds particular interest and therefore extends, according to a second aspect, to a wiping system in which the drive arm does not have a stable disengaged position.
- the user has only one of his hands to attach the connector, integral with the wiper blade, with the drive arm or to perform the reverse operation, the other hand to keep the drive arm away from the glass surface of the vehicle to allow access to a connection area between the connector and the drive arm.
- the invention finds a particularly advantageous application to such a wiping system in which the amplitude of a movement of the drive arm perpendicular to a glazed surface against which the wiping system is pressed.
- a maximum angular displacement of the drive arm of the wiping system according to the invention relative to a glazed surface of a vehicle is less than approximately io °, which is the case, in particular, of a system. wiper intended to be associated with a rear glazed surface of a vehicle.
- the invention finally extends, according to a third aspect, to a method of removing the wiper blade from the drive arm of a wiping system as described above, which comprises a relative translation step of the connection shaft relative to the receiving housing along a guide member of the wiping system.
- the translation is carried out in a plane which includes the longitudinal direction of the drive arm.
- the relative translation of the connection shaft with respect to the receiving housing has the effect of moving the connector away from the first end, or rear end, of the arm. drive, by which the latter is connected to a drive means.
- the relative translation of the connection shaft with respect to the receiving housing has the effect of bringing the connector closer to the first end, or rear end, of the drive arm. , by which the latter is connected to a drive means.
- FIG l is a general schematic perspective view of a wiping system according to the invention
- FIG 2 is a schematic perspective view of the connector of a wiping system according to a first embodiment of the invention
- FIG 3 is a schematic perspective view of the drive arm of a wiping system according to a first embodiment of the invention
- FIG 4 schematically illustrates the assembly of the connector and the drive arm according to the first embodiment of the invention illustrated by Figures 2 and 3,
- FIG 5 is a schematic perspective view of the drive arm of a wiping system according to a second embodiment of the invention.
- FIG 6 is a schematic perspective view of the connector of a wiping system according to a second embodiment of the invention.
- FIG 7 schematically illustrates the assembly of the connector and the drive arm according to the second exemplary embodiment of the invention illustrated by Figures 5 and 6.
- a wiping system 100 intended for a motor vehicle comprises in particular a drive arm 1 configured to perform an angular reciprocating movement against a glazed surface, not shown, of the vehicle.
- the drive arm 1 has an elongated shape in a main direction of extension, also designated in the following as the longitudinal direction (X) of the drive arm 1 and of the wiping system 100.
- X longitudinal direction
- the drive arm i is connected to a drive device 2 configured to give it the aforementioned angular reciprocating movement.
- the drive device 2 comprises, for example, an electric motor.
- the drive arm i is connected to a wiper blade 3 by a connecting device 200 not detailed in Figure 1.
- the wiper blade 3 comprises in particular a scraper blade 30, schematically mentioned in Figure 1, made of a flexible material.
- the drive arm 1 drives the wiper blade 3 and its scraper blade 30 which, under the effect of this movement, rubs the glazed surface and removes any dust and dirt that may interfere with the view that the driver of the vehicle has of his environment.
- connection device 200 comprises in particular a connector 4, not visible in FIG. 1, integral with the wiper blade 3 and linked to the drive arm 1 so as to allow, in particular, a relative rotation of the wiper blade 3 by relative to the drive arm 1 around a transverse axis (Y) perpendicular to the longitudinal direction (X) defined above.
- the transverse axis (Y) around which the wiper blade 3 is movable in rotation relative to the drive arm 1 also represents the transverse direction
- a vertical direction of the wiping system 100 is also defined, which represents a stacking direction of the wiper blade 3 and drive arm 1 in the wiper system 100.
- the vertical direction of the wiper system 100 is represented by the direction of an axis (Z), the mark (X, Y, Z ) forming a direct trihedron. With respect to this trihedron, the qualifiers "high” or “higher” will be represented by the positive direction of the axis
- top or “top” will denote, in what follows, elements located on the side of the drive arm 1 in the aforementioned vertical direction (Z).
- Qualifiers "low” or “lower” denote, in what follows, elements located on the side of the scraper blade 30 in the vertical direction (Z). It should be noted that the directions thus defined are not linked to the directions and orientations of a vehicle equipped with these elements.
- the longitudinal (X), transverse (Y) and vertical (Z) directions may have any orientations with respect to the longitudinal, transverse T and vertical V directions of a motor vehicle equipped with a system of wiping according to the invention.
- the longitudinal (X), transverse (Y), and vertical (Z) directions of the wiping system 100 also represent and will denote indifferently, in what follows, the longitudinal, transverse and vertical directions of the components of the wiping system 100 and , in particular, of the drive arm 1 and of the connector 4
- FIG. 2 schematically illustrates, in perspective, a connector 4 of a wiping system 100 such as that illustrated in FIG. 1, according to a first exemplary embodiment of the invention.
- the connector 4 comprises a base 40 and two upper uprights 41a, 41b, which extend, from the base 40, towards the top of the connector in the vertical direction (Z) of the latter and with reference to the directions and orientations previously defined.
- the base 40 of the connector 4 comprises an upper wall 400 which extends substantially along a transverse longitudinal plane, and two side walls 401a, 401b, which extend, from the upper wall 400, substantially perpendicular to the latter, in downward direction in the aforementioned vertical direction (Z) and with reference to the directions and orientations defined above.
- Upper wall 400 and side walls 401a, 401b together define a groove 402 configured to receive the previously mentioned wiper blade 3, not shown in FIG. 2. With reference to the directions and orientations defined above, the groove 402 is therefore open in its lower part to receive the wiper blade 3.
- the upper uprights 41a, 41b, of the connector 4 which are substantially planar and parallel to each other, extend substantially parallel to a vertical longitudinal plane defined by the directions (X, Z) described above. More precisely, according to the example more particularly illustrated by FIG. 2, the amounts upper 41a, 41b, extend substantially symmetrically on either side of a median vertical longitudinal plane 450 which passes through the middle, in the transverse direction (Y), of the upper wall 400 of the base 40 of the connector 4
- the lateral uprights 41a, 41b define between them a longitudinal slot 42 which extends parallel to the aforementioned vertical median longitudinal plane 450.
- the upper uprights 41a, 41b, of the connector 4 each comprise a substantially cylindrical strand, respectively 43a, 43b, the axis of which is substantially parallel to the transverse direction (Y) of the connector. 4.
- Each strand 43a, 43b extends transversely projecting from an upper post 41a, 41b, opposite the transverse slot 42 previously described. Only the strand 43a is visible in Figure 2.
- the strands 43a, 43b are identical and their axes are aligned.
- the strands 43a, 43b can join within the transverse slot 42 to form a single transverse shaft.
- FIG. 3 schematically illustrates, in perspective, the drive arm 1 of a wiping system 100 such as that illustrated in FIG. 1, according to a first exemplary embodiment of the invention.
- the drive arm 1 as illustrated by FIG. 3 is therefore configured to receive a connector 4 such as that illustrated by FIG. 2.
- FIG. 3 more particularly illustrates the second end 11, or front end, of such a drive arm 1. More precisely, FIG. 3 shows the front end 11 of the drive arm 1, seen from the side of the lower part of the latter, that is to say, with reference to the directions and orientations previously defined, on the side through which the wiper blade 3 is attached to the drive arm 1 in the wiper system 100.
- the drive arm 1 comprises an upper wall 12 of substantially longitudinal and transverse extension, from the longitudinal edges of which extend two lateral flanks 13a, 13b, of substantially longitudinal and vertical extension. , substantially perpendicular to the upper wall 12.
- the reception volume 150 comprises an opening 151 configured, in particular, to allow the insertion of the connector 4 into the reception volume 150.
- the opening 151 is arranged in the part lower of the reception volume 150, that is to say in the part of this volume intended to be closest, in the vertical direction (Z) defined above, to the wiper blade 3 in the wiping system 100.
- the opening 151 is delimited by a lower edge 120 of the upper wall 12 and by lower edges, respectively 130a, 130b, of the lateral flanks, 13a, 13b, of the drive arm 1.
- the drive arm 1 comprises, arranged within the receiving volume 150, a receiving wall 14, which extends, from the upper wall 12, substantially parallel to a lateral flank 13a, 13b, from the drive arm 1, at a distance from the latter in the transverse direction (Y) of the drive arm 1.
- the drive arm 1 comprises two side walls 14a, 14b, parallel to each other and symmetrically arranged on either side of a median vertical longitudinal plane 155 of the drive arm 1, defined by the directions (X, Z) defined above and passing through the middle, according to the transverse direction (Y), of the upper wall 12.
- each receiving wall 14a, 14b is attached to a lateral flank, respectively 13a, 13b, of the drive arm 1 by at least one rib 140a, 140b, substantially perpendicular to the receiving wall 14a, 14b , considered. More precisely, the ribs 140a, 140b extend between a receiving wall 14a, 14b, and the lateral flank 13a, 13b, the closest thereto in the transverse direction (Y) of the drive arm 1.
- Each receiving wall 14a 14b has a cutout, respectively 16a, 16b, forming a receiving housing for a strand 43a, 43b, of the connector 4, described above. It should therefore be understood that, according to the example more particularly illustrated by Figures 2 and 3, each strand 43a, 43b, of the connector 4 forms a connecting shaft of the connector 4 to the drive arm.
- the receiving housing 16a, 16b comprises an inlet mouth 160a, 160b, through which it opens into a rear vertical edge 141a, 141b, of the receiving wall 14a, 14b.
- the rear vertical edge 141a, 141b is here to be understood as the edge of the wall considered furthest from the front end 11 of the drive arm 1 in the longitudinal direction (X) of the latter. More precisely, and as shown in FIG. 3, the inlet mouth 160a, 160b, of the receiving housing 16a, 16b, is arranged at a distance, in the vertical direction (Z) of the drive arm 1, of a lower edge 142a, 142b, of the receiving wall 14a, 14b, as well as of the upper wall 12.
- the lower edges 142a, 142b, of the receiving walls 14a, 14b, and the lower edges 130a, 130b, of the sidewalls lateral 13a, 13b, are substantially coplanar.
- a dimension, measured in the vertical direction (Z), of the inlet mouth 160a, 160b, is substantially equal to a diameter of a strand 43a, 43b, forming the connection shaft.
- the receiving housing 16a, 16b extends, in the longitudinal direction (X) of the drive arm 1, in the direction of the front end 11 of the latter.
- the reception housing 16a, 16b comprises, from its inlet mouth 160a, 160b, and in the direction of the front end 11 of the drive arm 1, successively a first part 161a, 161b, and a second part 162a, 162b, or end part, substantially aligned in the longitudinal direction (X).
- the first part 161b and the second part 162b of the receiving housing 16b are not visible in FIG. 3.
- a dimension, measured in the vertical direction (Z), of the first part 161a, 161b is slightly less than a diameter of a strand 43a, 43b, of the connector 4. Furthermore, the invention provides that the shapes and dimensions of the end part 162a, 162b, mentioned above, are substantially complementary to those of a strand 43a, 43b, of the connector 4. First part 161a, 161b, and second part 162a, 162b, together form a zone of locking connector 4 with drive arm 1.
- the drive arm 1 also comprises, arranged within the reception volume 150, a guide member.
- the drive arm 1 comprises two guide members 17a, 17b, symmetrically arranged on either side of the median vertical longitudinal plane 155 previously defined.
- each guide member 17a, 17b extends, in the longitudinal direction (X) of the drive arm 1, behind a receiving wall 14a, 14b.
- each receiving wall 14a, 14b is located, in the longitudinal direction (X) of the drive arm 1 and of the wiping system 100, between the front end 11 of the drive arm 1 and a corresponding guide member 17a, 17b.
- Each guide member 17a, 17b extends, in the longitudinal direction (X) of the drive arm 1, in the extension of a receiving wall 14a, 14b, and it comprises a main wall 170a, 170b substantially parallel to the lateral flank 13a, 13b of which it is, in the transverse direction (Y), the closest. More precisely, the main wall 170a, 170b, of the guide member 17a, 17b, is substantially aligned, in the longitudinal direction (X) of the drive arm 1, with the corresponding receiving wall 14a, 14b.
- a dimension, measured, in the vertical direction (Z) of the drive arm 1, at a front end of the main wall 170a, 170b, is less than a dimension, measured in the vertical direction (Z) of the drive arm 1, at a rear end of the main wall 170a, 170b.
- the main wall 170a, 170b, of the guide member 17a, 17b is inclined, in the longitudinal direction (X) of the drive arm 1, in the direction of the receiving wall 14a, 14b , in the extension of which extends, in the longitudinal direction, the guide member 17a, 17b, considered.
- the front end of the main wall 170a, 170b is, in the longitudinal direction (X) of the drive arm 1, the end of this wall closest to the front end 11, previously defined, of the drive arm 1.
- the rear end of the main wall 170a, 170b is, in the longitudinal direction (X) of the drive arm 1, the end of this wall furthest from the front end 11 of the drive arm 1.
- the guide member 17a, 17b also comprises a support wall 171a, 171b, substantially perpendicular to the main wall 170a, 170b, of the guide member 17a, 17b.
- the support wall 171a, 171b extends at the front end of the main wall 170a, 170b, between the latter and the lateral flank 13a, 13b, the closest in the transverse direction (Y) of the drive arm 1.
- the support wall 171a, 171b is substantially perpendicular to the main wall 170a, 170b and to the lateral flank 13a, 13b, between which it extends.
- the drive arm 1 also comprises a substantially vertical longitudinal wall 18, which extends substantially in the middle position of the drive arm 1 in the transverse direction (Y) of the last.
- the wall 18 extends substantially in the median vertical longitudinal plane 155 previously defined.
- the wall 18 extends from the upper wall 12 of the drive arm. Furthermore, in the longitudinal direction, the wall 18 extends substantially between a rear end of the main wall 170a, 170b, of the guide member 17a, 17b, and a front end of the receiving wall 14a, 14b.
- a dimension of the wall 18, measured in the transverse direction (Y) of the drive arm 1 is slightly less than a dimension, measured in the transverse direction (Y) of the connector 4 and of the wiping system 100, of the slot 42, previously described, of the connector 4 as illustrated in FIG. 2, such that, in the wiping system 100, the wall 18 of the drive arm 1 can be received in the longitudinal slot 42 of the connector 4, between the upper uprights 41a, 41b, thereof.
- FIG. 4 illustrates the assembly of a connector 4 as described previously and illustrated by FIG. 2 with a drive arm 1 as described previously and illustrated by FIG. 3.
- this figure shows more precisely the front end 11 of the drive arm 1 seen from below, that is to say seen from the side, in the vertical direction (Z) of the drive arm 1 and of the wiping system 100, by which the reception volume 150, previously defined, of the drive arm 1, is opened to receive the connector 4.
- FIG. 4 also shows the connector 4 in its position of assembly with the drive arm 1. , more precisely with the front end of the latter.
- FIG. 4 shows the drive arm 1 and the connector 4 in their relative positions of attachment to each other in the wiping system 100 according to the invention.
- FIG. 4 shows the connector 4, with its base 40, its upper uprights 41a, 41b, and its strands 43a, 43b, forming the connection shaft. Only the strand 43b is visible in FIG. 4.
- the groove 402 previously defined, configured to receive a wiper blade 3 of the wiper system 100 comprising the drive arm 1 and the connector 4.
- the wiper blade 3 of which the connector 4 is integral is not shown in FIG. 4.
- the attachment of the connector 4, integral with a wiper blade 3, to the drive arm 1, is first of all made by insertion, in the vertical direction (Z) of the wiping system 100, of the part upper of the upper uprights 41a, 41b, in which the strands 43a, 43b are arranged, in the opening 151 of the receiving volume 150 of the drive arm 1.
- the direction of insertion of the upper part of the upper uprights 41a, 41b, of the connector 4, in the reception volume 1501 of the drive arm 1 is represented by the arrow Fi in FIG. 4.
- this insertion is made in such a way that the strands 43a, 43b, of the connector 4 , are placed in support on the thickness of the main wall 170a, 170b, of the guide member 17a, 17b, corresponding, that is to say on the lower edge of the main wall 170a, 170b, mentioned above.
- the attachment of the connector 4 with the drive arm 1 continues with a relative translational movement of the connector 4 with respect to the drive arm 1, in a substantially longitudinal direction represented by the arrow F2 in FIG. 4, c ' that is to say in a movement tending to bring the connector 4 closer to the terminal part of the front end 11 of the drive arm 1.
- the strands 43a, 43b, of the connector 4 are guided by the inclination of the main wall 170a, 170b, of the guide member 17a, 17b, corresponding, to the support wall 171a, 171b, previously described.
- the locking of the connector 4 with the drive arm 1 is then carried out by continuing the relative translational movement of the connector 4 with respect to the drive arm 1, in the direction represented by the arrow F2.
- the strands 43a, 43b are, first of all, guided along the first part 161a, 161b, of the receiving housings 16a, 16b, then they snap into place in the end part 162a, 162b, reception housings 16a, 16b, mentioned above.
- the connector 4 is blocked with the drive arm 1 in the longitudinal direction (X) and in the vertical direction (Z) of the latter and of the wiping system 100.
- the invention thus allows a simple positioning and locking of the connector 4 with the front end 11 of the drive arm 1.
- the drive arm 1 is, for the replacement of the wiper blade 3, remote from the glazed surface against which the wiping system 100 is placed, in a direction substantially perpendicular to the aforementioned glazed surface, that is to- say, as indicated above, in a direction substantially parallel to the vertical direction (Z) of the wiping system Ioo.
- the inclination of the main wall 170a, 170b, of the guide member 17a, 17b, as well as the presence of the support wall 171a, 171b, allow the guiding strands 43a, 43b, of the connector 4, forming the connection shaft, to the receiving housings 16a, 16b of the drive arm 1.
- This guidance allows and facilitates the positioning and locking of the connector 4 with the arm d 'drive 1 in configurations in which the travel of the drive arm 1 relative to the glazed surface of the vehicle is small, that is to say in situations in which the user has only reduced visibility , or even no visibility, of the reception volume 150 previously defined and of the elements that compose it.
- FIGS. 5 and 6 respectively illustrate a drive arm 1 ′ and a connector 4 ′ according to a second exemplary embodiment of a wiping system 100 according to the invention.
- the connection shaft is carried by the drive arm 1 ’, and the receiving housing configured to receive the connection shaft is arranged in the connector 4’.
- FIG. 5 illustrates a drive arm 1 ’according to this second exemplary embodiment of the invention.
- the drive arm 1 ' comprises an upper wall 12 and two side flanks 13a, 13b, which together define an interior volume 150' of the drive arm 1 '. , the shape of which is substantially that of an inverted U, the lower branch of which is formed by the upper wall 12 of the drive arm 1 '.
- the drive arm 1 ′ comprises, arranged within the aforementioned interior volume 150 ′, two walls, respectively 15a ′, 15b ′, also designated in the following as the walls of connection 15a ', 15b', substantially parallel to each other and to the lateral flanks 13a, 13b, previously mentioned. More precisely, each connection wall 15a ', 15b', extends at a distance, in the transverse direction (Y) of the drive arm 1 ', from the lateral flank 13a, 13b, of which it is, in the transverse direction ( Y) above, the closest. According to one example, each connection wall 15a ’, 15b’, is connected to the lateral flank 13a, 13b, to which it is, transversely, the closest, by one or more reinforcements which are substantially perpendicular to these two elements.
- connection shaft 19 extends, in the transverse direction (Y) of the drive arm 1 ’, between the connection walls 15a’, 15b ’, previously defined. It follows from the above that the connection shaft 19 is substantially perpendicular to the connection walls 15a ’, 15b’, mentioned above. According to an alternative example, the connection shaft 19 can extend between the lateral flanks 13a, 13b, previously mentioned.
- FIG. 6 more particularly illustrates a connector 4 ’configured to cooperate with a drive arm’ such as that illustrated in FIG. 5, according to the second exemplary embodiment of the invention mentioned above.
- the connector 4 illustrated in FIG. 2 Analogously to the connector 4 illustrated in FIG. 2 according to a first embodiment of the invention, there is, in the connector 4 ', the base 40 formed of an upper wall 400 and the two side walls 401a, 401b, previously described, which together delimit a groove 402 configured to receive a wiper blade 3 of the wiper system 100, not shown in FIG. 6.
- the upper uprights 41a ', 41b' extend substantially symmetrically on either side of a median vertical longitudinal plane 450 'which passes through the middle, according to the transverse direction (Y) of the connector 4 ', of the upper wall 400.
- the upper uprights 41a', 41b ' define between them a longitudinal slot 42' substantially parallel to the median vertical longitudinal plane 450 '.
- each upper upright 41a ', 41b' comprises a cutout 44a ', 44b' forming a housing for receiving the connection shaft 19, previously described, carried by the arm of drive 1 '. More precisely, with reference to the directions and orientations defined above, each cutout 44a ', 44b', extends from an upper edge 410a ', 410b', by an upper upright 41a ', 41b', in a direction combined between the longitudinal direction (X) and the vertical direction (Z) of the connector 4 '.
- each cutout 44a ', 44b' is inclined, in the corresponding upper upright 41a ', 41b', in the direction of the upper wall 400 of the base 40, forming, with the vertical direction (Z) of the connector 4 ', a non-zero angle 460.
- each cutout 44a ’, 44b’ opens into the top edge 410a ’, 410b’, forming an inlet mouth 440a ’, 440b’, of the corresponding receiving housing 44a ’, 44b’.
- each cutout 44a ', 44b' comprises, opposite its inlet mouth 440a ', 440b', in its main direction of extension, an end portion 442a ', 442b ', the shapes and dimensions of which are substantially complementary to those of the connection shaft 19 mentioned above.
- the end portion 442a ', 442b', of each receiving housing 44a ', 44b' constitutes a snap-locking zone for the connection shaft 19 carried by the aforementioned drive arm.
- each cutout 44a ', 44b' comprises an intermediate part 441a ', 441b', the shapes and dimensions of which are defined to allow sliding of the aforementioned connection shaft 19, carried by the drive arm 1 '.
- FIG. H illustrates the assembly of a connector 4 ′ such as that illustrated by FIG. 6 with a drive arm 1 ′ such as that illustrated by FIG. 5, in a wiping system 100 according to the invention. With reference to the directions and orientations previously defined, the connector 4 'and the drive arm 1' are shown, in FIG. 7, in view from below.
- connection shaft 19 in the inlet openings. 440a ', 440b', receiving housings 44a ', 44b', then by relative sliding of the connector 4 'relative to the drive arm 1', in a direction tending to bring the connection shaft 19 to the area locking 442a ', 442b', receiving housings 44a ', 44b', connector 4 '.
- the connector 4 ′ is first of all engaged in the reception volume 150 ′ of the drive arm 1 ′, from the front end 11 of the latter, in a direction substantially parallel to the longitudinal direction. (X) of the drive arm 1 '.
- the direction of engagement of the connector 4 'with the drive arm 1' is shown by the arrow F3 in FIG. 7.
- the connector 4 ' is engaged with the drive arm 1' in such a way that the locking zone 442a ', 442b' is located between the inlet mouth 440a ', 440b', previously described, and the front end part of the front end 11 of the drive arm 1 '.
- connection shaft 19 is extended, during the relative sliding of the connector 4 'relative to the drive arm 1', by a guide of the connection shaft 19 between the inclined edges, 4410a ', 4410b', 4411a ', 4411b' , of the first part 441a ', 441b', of the reception housing 44a ', 44b', until the connection shaft 19 is snap-locked in the locking areas 442a ', 442b'.
- the upper edges 410a ', 410b', of the upper uprights 41a ', 41b', of the connector 4 ', and the inclined edges 4410a ', 4410b', 4411a ', 4411b', of the first part 441a ', 441b', of the receiving housings 44a ', 44b', form a guide member 45 'of the connection shaft 19 carried by the drive arm 1 'with respect to the connector 4'.
- the invention offers a simple solution for the replacement of the wiper blade 3 of a wiping system 100, in particular in a context of reduced visibility. , or even zero, and of poor accessibility, for the user, of the area of attachment of the connector 4, 4 'with the drive arm 1, 1'.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Pivots And Pivotal Connections (AREA)
- Ink Jet (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1915697A FR3105768B1 (fr) | 2019-12-27 | 2019-12-27 | Système d'essuyage pour véhicule automobile |
PCT/EP2020/085374 WO2021130023A1 (fr) | 2019-12-27 | 2020-12-09 | Système d'essuyage pour véhicule automobile |
Publications (1)
Publication Number | Publication Date |
---|---|
EP4081425A1 true EP4081425A1 (fr) | 2022-11-02 |
Family
ID=71111483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20817442.5A Pending EP4081425A1 (fr) | 2019-12-27 | 2020-12-09 | Système d'essuyage pour véhicule automobile |
Country Status (6)
Country | Link |
---|---|
US (1) | US11851029B2 (fr) |
EP (1) | EP4081425A1 (fr) |
JP (1) | JP2023508177A (fr) |
CN (1) | CN114945494A (fr) |
FR (1) | FR3105768B1 (fr) |
WO (1) | WO2021130023A1 (fr) |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3147507A (en) * | 1963-10-14 | 1964-09-08 | Tridon Mfg Ltd | Automobile windshield wiper clip |
FR2389519A1 (fr) | 1977-05-04 | 1978-12-01 | Ducellier & Cie | |
DE19952054A1 (de) | 1999-10-28 | 2001-05-03 | Bosch Gmbh Robert | Wischvorrichtung für Scheiben von Kraftfahrzeugen |
ES2234921T3 (es) * | 2000-10-28 | 2005-07-01 | Robert Bosch Gmbh | Dispositivo para unir de forma separable y articulada una escobilla ppara limpiar lunas de cristal con un brazo del limpiaparabrisas. |
DE102011089922A1 (de) * | 2011-12-27 | 2013-06-27 | Robert Bosch Gmbh | Wischblattvorrichtung |
DE102013220255A1 (de) * | 2013-10-08 | 2015-04-09 | Robert Bosch Gmbh | Wischvorrichtung |
FR3023525B1 (fr) * | 2014-07-11 | 2017-12-22 | Valeo Systemes Dessuyage | Ensemble comportant un connecteur mecanique et une canule pour un balai d'essuie-glace de vehicule |
FR3043620B1 (fr) * | 2015-11-17 | 2019-01-25 | Valeo Systemes D'essuyage | Piece intermediaire pour relier un balai d’essuyage a un bras d’entrainement d’un essuie-glace |
FR3053013B1 (fr) * | 2016-06-27 | 2018-07-13 | Valeo Systemes D'essuyage | Connecteur et dispositif d'essuyage pour assembler un bras d'actionnement de vehicule automobile a un balai d'essuie-glace |
FR3063950B1 (fr) * | 2017-03-14 | 2019-04-19 | Valeo Systemes D'essuyage | Capot, dispositif de connexion pour le montage d’un balai d’essuie-glace sur un bras d’essuie-glace et systeme d’essuyage correspondants |
-
2019
- 2019-12-27 FR FR1915697A patent/FR3105768B1/fr active Active
-
2020
- 2020-12-09 CN CN202080090752.5A patent/CN114945494A/zh active Pending
- 2020-12-09 JP JP2022539190A patent/JP2023508177A/ja active Pending
- 2020-12-09 US US17/787,830 patent/US11851029B2/en active Active
- 2020-12-09 EP EP20817442.5A patent/EP4081425A1/fr active Pending
- 2020-12-09 WO PCT/EP2020/085374 patent/WO2021130023A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
FR3105768A1 (fr) | 2021-07-02 |
WO2021130023A1 (fr) | 2021-07-01 |
JP2023508177A (ja) | 2023-03-01 |
US20230023460A1 (en) | 2023-01-26 |
US11851029B2 (en) | 2023-12-26 |
CN114945494A (zh) | 2022-08-26 |
FR3105768B1 (fr) | 2022-06-17 |
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