EP4077859A1 - Actionneur électromécanique pour dispositif d'occultation ou de protection solaire et installation d'occultation ou de protection solaire comprenant un tel actionneur - Google Patents
Actionneur électromécanique pour dispositif d'occultation ou de protection solaire et installation d'occultation ou de protection solaire comprenant un tel actionneurInfo
- Publication number
- EP4077859A1 EP4077859A1 EP20830202.6A EP20830202A EP4077859A1 EP 4077859 A1 EP4077859 A1 EP 4077859A1 EP 20830202 A EP20830202 A EP 20830202A EP 4077859 A1 EP4077859 A1 EP 4077859A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- bar
- electromechanical actuator
- clutch
- selection element
- electric motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/26—Lamellar or like blinds, e.g. venetian blinds
- E06B9/28—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable
- E06B9/30—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable liftable
- E06B9/32—Operating, guiding, or securing devices therefor
- E06B9/322—Details of operating devices, e.g. pulleys, brakes, spring drums, drives
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B2009/2423—Combinations of at least two screens
- E06B2009/2441—Screens joined one below the other
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/26—Lamellar or like blinds, e.g. venetian blinds
- E06B9/262—Lamellar or like blinds, e.g. venetian blinds with flexibly-interconnected horizontal or vertical strips; Concertina blinds, i.e. upwardly folding flexible screens
- E06B2009/2625—Pleated screens, e.g. concertina- or accordion-like
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/26—Lamellar or like blinds, e.g. venetian blinds
- E06B9/28—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable
- E06B9/30—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable liftable
- E06B9/32—Operating, guiding, or securing devices therefor
- E06B9/322—Details of operating devices, e.g. pulleys, brakes, spring drums, drives
- E06B2009/3222—Cordless, i.e. user interface without cords
Definitions
- TITLE Electromechanical actuator for occultation or sun protection device and blackout or sun protection installation comprising such an actuator
- the present invention relates to an electromechanical actuator for a concealment or sun protection device.
- the present invention also relates to a concealment or sun protection installation comprising such an actuator.
- the present invention relates to the field of concealment devices comprising at least one rail, a screen, a first bar, a second bar and a motorized drive device.
- the first bar is disposed between the rail and the second bar, in an assembled configuration of the concealment device.
- the screen is arranged between the first and second bars.
- the display is configured to be driven in motion by the motorized drive device.
- the motorized drive device sets in motion, on the one hand, the first bar connected to the screen, between at least a first position and at least a second position, and, on the other hand, the second bar connected to the screen. 'screen, between at least a third position and at least a fourth position.
- Such a motorized drive device comprises at least one electromechanical actuator of a movable solar protection or blackout element, such as a pleated blind, a honeycomb blind or any other equivalent material, hereinafter referred to as a screen.
- a movable solar protection or blackout element such as a pleated blind, a honeycomb blind or any other equivalent material, hereinafter referred to as a screen.
- blinds comprising two bars for adjusting the concealment of an opening in a building.
- This type of blind allows you to choose the height of the area of the opening to be hidden, as well as its position within the opening.
- Each of these winding shafts is motorized by an electromechanical actuator, comprising an electric motor and a reduction gear respectively associated with one of the winding shafts.
- the electromechanical actuator therefore comprises two electric motors and two reducers. This implies a significant bulk within a concealment or solar protection installation comprising such an electromechanical actuator, as well as a high manufacturing cost.
- the invention more particularly intends to remedy by providing an electromechanical actuator for a blind that is more compact and more economical.
- Document EP 2 305 943 A2 is also known, which describes a device for concealing or protecting the sun.
- the shading or sun protection device comprises a screen, a lower bar, an upper winding shaft and a shaft lower winding.
- the screen is arranged between the upper and lower bars.
- the upper bar is connected to the upper winding shaft, via first cords
- the lower bar is connected to the lower winding shaft, via second cords.
- the shading or sun protection device further contemplates that a first electric motor and a first transmission device are configured to drive the upper winding shaft, as well as a second electric motor and a second control device. transmission are configured to drive the lower winding shaft.
- Document EP 3 434 857 A1 is also known, which describes an occultation or sun protection device.
- the shading or sun protection device consists of a screen, a lower bar, an upper winding shaft and a lower winding shaft.
- the screen is arranged between the upper and lower bars.
- the upper bar is connected to the upper winding shaft, via first cords, and the lower bar is connected to the lower winding shaft, via second cords.
- the shading or sun protection device further comprises a first electric motor and a first transmission device configured to drive the upper winding shaft, as well as a second electric motor and a second transmission device configured to. drive the lower winding shaft.
- the present invention relates, according to a first aspect, to an electromechanical actuator for a concealment or sun protection device, the occultation or sun protection device comprising at least:
- the electromechanical actuator further comprising:
- the electromechanical actuator comprises a single electric motor, the electric motor being configured to drive the winding shafts. upper and lower.
- the first transmission device is connected, on the one hand, to the electric motor and, on the other hand, to the upper winding shaft.
- the second transmission device is connected, on the one hand, to the electric motor and, on the other hand, to the lower winding shaft.
- the first transmission device includes a first clutch.
- the second transmission device includes a second clutch.
- the presence of a single electric motor within the electromechanical actuator makes it possible to reduce the cost of a motorized drive device for the occultation or sun protection device.
- This also makes it possible to simplify the integration of the electromechanical actuator into the occultation or sun protection device, the various elements of the electromechanical actuator being integral with one another.
- such an electromechanical actuator has one or more of the following characteristics, taken in any technically permissible combination:
- the first transmission device comprises a first encoder.
- the second transmission device includes a second encoder.
- the first transmission device includes a first gearbox, the first gearbox being configured to transmit movement generated by the electric motor to the upper winding shaft.
- the second transmission device includes a second reducer, the second reducer being configured to transmit movement generated by the electric motor to the lower winding shaft.
- Each of the first and second transmission devices includes one of the first and second clutches, one of the first and second encoders, and one of the first and second reducers.
- the first transmission device further comprises a first brake. Furthermore, the second transmission device further comprises a second brake.
- the upper winding shaft is coaxial with the lower winding shaft.
- the upper winding shaft is parallel and not coaxial with the lower winding shaft.
- the electromechanical actuator includes a transmission member, the transmission member being configured to transmit power supplied by the electric motor to at least one of the upper and lower winding shafts.
- the first or second clutch or each of the first and second clutches comprises at least:
- the shaft is connected to an output shaft of the electric motor and is rotatable relative to the housing.
- the coil is fixed relative to the housing.
- the shuttle is movable in translation relative to the housing, between a first position, the first position being an engaged position of the first or second clutch, and a second position, the second position being a disengaged position of the first or second clutch.
- the magnet is fixed relative to the shuttle. Further, the coil is configured to generate a pulsed magnetic field, so as to cause the shuttle to move by means of the magnet between the first position and the second position, or vice versa, according to an orientation of the pulsed magnetic field.
- the first or second clutch or each of the first and second clutches comprises two annular magnets with axial magnetization. Additionally, the two magnets are configured to generate two magnetic fields opposite to each other.
- the first or second clutch or each of the first and second clutches comprises a magnet with radial magnetization.
- the present invention relates, according to a second aspect, to an occultation or sun protection installation, the installation comprising at least one occultation or sun protection device, the occultation or sun protection device comprising at least:
- the screen being arranged between the upper and lower bars, the upper bar being connected to the upper winding shaft, by means of first cords, and the lower bar being connected to the shaft of 'lower winding, via second cords.
- the electromechanical actuator is in accordance with the invention, as mentioned above.
- the electromechanical actuator is configured to move each of the upper and lower bars separately or simultaneously.
- the installation further comprises at least one control point.
- control point comprises at least:
- the third selection element being configured to be driven in rotation or linear movement with respect to the housing.
- the first and second selection elements are configured to respectively control an upward movement and a downward movement of the lower bar. Further, the third selection element is configured to control an upward movement and a downward movement of the top bar.
- control point comprises at least:
- the third selection element being configured to be driven in rotation or linear movement with respect to the housing.
- the first and second selection elements are configured to respectively control an upward movement and a downward movement of the lower bar or the upper bar.
- the third selection element is configured to simultaneously control an upward movement of the top bar and the bottom bar or a downward movement of the top bar and the bottom bar.
- the control point comprises at least:
- the third selection element being configured to activate or deactivate a first operating mode of the installation
- the fourth selection element being configured to activate or deactivate a second operating mode of the installation.
- the first and second selection elements are configured to, when only the first mode of operation of the installation is activated, respectively control an upward movement and a downward movement of the upper bar.
- the first and second selection elements are configured to, when only the second mode of operation of the installation is activated, respectively control an upward movement and a downward movement of the lower bar.
- the first and second selection elements are configured for, when the first and second operating modes of the installation are activated simultaneously, respectively controlling a simultaneous upward movement and a downward movement of the upper bar and of the bar. lower.
- Figure 1 is a schematic view of a blackout or sun protection installation according to a first embodiment of the invention
- FIG 2 is a schematic view of an electromechanical actuator according to the first embodiment of the invention, belonging to the installation illustrated in Figure 1;
- FIG 3 is a schematic view of an electromechanical actuator according to a second embodiment of the invention, similar to Figure 2;
- Figure 4 is a schematic view of an electromechanical actuator according to a third embodiment of the invention, similar to Figures 2 and 3;
- FIG 5 is a first perspective view of a clutch, according to a first embodiment of the invention, of the electromechanical actuator illustrated in one of Figures 2 to 4, according to one three embodiments of the invention;
- Figure 6 is a second perspective view of the clutch shown in Figure 5, where a coil is omitted;
- Figure 7 is a schematic sectional view of the clutch shown in Figures 5 and 6, in a so-called "disengaged" position of the clutch, along a section plane passing through a shaft of the clutch;
- Figure 8 is a view similar to Figure 7, in a so-called "engaged" position of the clutch;
- FIG. 9 is a schematic sectional view of a clutch, according to a second embodiment of the invention and in a so-called "disengaged" position of the clutch, of the electromechanical actuator shown in FIG. one of Figures 2 to 4, according to one of the three embodiments of the invention;
- Figure 10 is a view similar to Figure 9, in a so-called "engaged" position of the clutch;
- FIG 11 is a schematic view of a control point belonging to the installation of Figure 1, according to the invention, and configured to operate with the electromechanical actuator illustrated in one of Figures 2 to 4, according to one of the three embodiments of the invention;
- FIG 12 is a schematic view of another control point belonging to the installation of Figure 1, according to the invention, and configured to operate with the electromechanical actuator illustrated in one of Figures 2 to 4, according to one of the three embodiments of the invention.
- an installation I in accordance with a first embodiment of the invention and installed in a building comprising an opening O, window or door, equipped with a screen 6 belonging to a blackout or sun protection device, in particular a motorized blind.
- the blackout or sun protection device is hereinafter called a "blackout device”.
- the concealment device includes screen 6.
- installation I includes the concealment device.
- the screen 6 can be formed, for example, from a pleated or honeycomb fabric.
- a blind is described in accordance with the first embodiment of the invention.
- the installation I comprises a device for driving 2 a blind 4 designed to conceal, at least partially, the opening O, such as a window in a wall of a building.
- the motorized drive device 2 comprises an electromechanical actuator 10.
- the drive device 2 is housed in a housing 3 of the blind 4 mounted in the upper part or above the opening O.
- the housing 3 is generally called a rail and, more particularly, an upper rail.
- the housing 3 has a “U” -shaped section.
- the blind 4 comprises a screen 6.
- the screen 6 is arranged, in other words is configured to be deployed, between two bars 8a, 8b of the blind 4, called load bars.
- the bars 8a, 8b comprise an upper bar 8a, to which is linked an upper edge of the screen 6, and a lower bar 8b, to which is linked a lower edge of the screen 6, parallel to the upper edge of the screen. screen 6.
- the upper bar 8a is parallel to the lower bar 8b, in an assembled configuration of the installation I.
- the electromechanical actuator 10 centered on an X axis, is configured to rotate two winding shafts 12a, 12b, belonging to the blind 4.
- winding shafts 12a, 12b are located on either side of the electromechanical actuator 10, along the X axis, as shown in Figures 1 and 2.
- Winding shafts 12a, 12b include an upper winding shaft 12a and a lower winding shaft 12b.
- the upper winding shaft 12a is dedicated to the movement of the upper bar 8a and the lower winding shaft 12b is dedicated to the movement of the lower bar 8b.
- the upper and lower winding shafts 12a, 12b are coaxial. In addition, they are parallel to the upper and lower bars 8a, 8b.
- the upper winding shaft 12a is equipped with two first winding pulleys 14a, each of these first winding pulleys 14a being intended to wind or unwind a first cord 16a attached to the upper bar 8a. Each of the first cords 16a is hung on the upper bar 8a in an area close to one of the ends of this upper bar 8a.
- the lower winding shaft 12b is equipped with two second winding pulleys 14b, each of these second winding pulleys 14b being intended to wind or unwind a second cord 16b attached to the lower bar 8b. Each of the second cords 16b is hung on the lower bar 8b in an area close to one of the ends of this lower bar 8b.
- the first and second cords 16a, 16b connect the upper and lower bars 8a, 8b to the upper and lower winding shafts 12a, 12b and therefore support the screen 6.
- the corresponding upper bar 8a or lower 8b rises towards the electromechanical actuator 10.
- the first or second cords 16a, 16b unwind from the first or second pulleys d 'winding 14a, 14b corresponding, the upper bar 8a or lower 8b descends away from the housing 3.
- the first and second winding pulleys 14a, 14b are commonly referred to as winders.
- first and second winding pulleys associated respectively with the upper and lower winding shafts is not limiting and may be different, in particular greater than two.
- first and second winding pulleys 14a, 14b are arranged inside the housing 3, in an assembled configuration of the awning 4.
- the length of the first and second cords 16a, 16b is provided so that these first and second cords 16a, 16b are permanently stretched, while keeping the upper and lower bars 8a, 8b mutually parallel and parallel to the upper winding shafts and lower 12a, 12b.
- control unit 500, 600 is controlled by a control unit 500, 600.
- the control unit 500, 600 can be, for example, a local control unit, such as the remote control 500 or the wall control point 600, visible in Figures 1, 11 and 12, or a central control unit, not shown.
- the local control unit 500, 600 can be connected, in wired or wireless connection, with the central control unit.
- the central control unit can control the local control unit 500, 600, as well as other similar local control units distributed in the building.
- the motorized drive device 2 is preferably configured to execute the commands for deploying or folding back the screen 6, which can be issued, in particular, by the local control unit 500, 600 or central.
- the installation I comprises either the local control unit 500, 600, or the central control unit, or the local control unit 500, 600 and the central control unit.
- the electromechanical actuator 10 is shown schematically in Figure 2. This electromechanical actuator 10 comprises a single electric motor 18, centered on the X axis.
- Means for controlling the electromechanical actuator 10, allowing the screen 6 to be moved comprise at least one control unit 20, in particular an electronic control unit.
- This control unit 20 is able to operate the electric motor 18, and, in particular, allow the supply of electric energy to the electric motor 18.
- control unit 20 controls, in particular, the electric motor 18, so as to deploy or fold up the screen 6, as described above.
- the control means of the electromechanical actuator 10 include hardware and / or software means.
- the hardware means can include at least one microcontroller, not shown.
- control unit 20 further comprises a first communication module, not shown, in particular for receiving control orders, the control orders being sent by a command transmitter, such as the unit. local control unit 500, 600 or the central control unit, these orders being intended to control the motorized drive device 2.
- a command transmitter such as the unit. local control unit 500, 600 or the central control unit, these orders being intended to control the motorized drive device 2.
- the first communication module of the control unit 20 is of the wireless type.
- the first communication module is configured to receive radio control commands.
- the first communication module can also allow the reception of control commands transmitted by wired means.
- control unit 20, the local control unit 500, 600 and / or the central control unit can be in communication with a meteorological station, placed inside the building or deported outside the building. building, including, in particular, one or more sensors that can be configured to determine, for example, a temperature, a luminosity, or even a wind speed, in the case where the meteorological station is deported outside the building.
- control unit 20, the local control unit 500, 600 and / or the central control unit can also be in communication with a server, not shown, so as to control the electromechanical actuator 10 according to specifications. data made available remotely by means of a communication network, in particular an Internet network which can be linked to the server.
- the control unit 20 can be controlled from the local control unit 500, 600 or central.
- the local control unit 500, 600 or central is equipped with a control keypad.
- the control keyboard of the local control unit 500, 600 or central comprises one or more selection elements and, optionally, one or more display elements.
- the selection elements may include pushbuttons and / or sensitive keys.
- the display elements may include light-emitting diodes and / or an LCD (acronym for the term “Liquid Crystal Display”) or TFT (acronym for the term “Thin Film Transistor”). Selection and display elements can also be achieved by means of a touch screen.
- the local control unit 500, 600 or central includes at least a second communication module.
- the second communication module of the local control unit 500, 600 or central is configured to emit, in other words emits, control orders, in particular by wireless means, for example radio, or by wired means. .
- the second communication module of the local control unit 500, 600 or central can also be configured to receive, in other words receives, control orders, in particular through the same means.
- the second communication module of the local control unit 500, 600 or central is configured to communicate, in other words communicates, with the first communication module of the control unit 20.
- the second communication module of the local control unit 500, 600 or central exchanges control commands with the first communication module of the control unit 20, either monodirectionally or bidirectionally.
- the local control unit 500, 600 is a control point, which can be fixed 600 or nomadic 500.
- a fixed control point 600 can be a control box intended to be fixed on a facade of a building wall. or on one side of a frame of a window or door.
- a nomadic control point 500 can be a remote control, a smart phone or a tablet.
- the local control unit 500, 600 or central further comprises a controller.
- the motorized drive device 2 in particular the control unit 20, is preferably configured to execute movement control commands, in particular for folding back as well as for deployment, of the screen 6. These control commands can be emitted, in particular, by the local control unit 500, 600 or central.
- the motorized drive device 2 can be controlled by the user, for example by receiving a control command corresponding to pressing the or one of the selection elements of the local control unit 500, 600 or central.
- the motorized drive device 2 can also be controlled automatically, for example by receiving a control command corresponding to at least one signal originating from at least one sensor and / or to a signal originating from a clock of the system.
- control unit 20 in particular the microcontroller.
- the sensor and / or the clock can be integrated into the local control unit 500, 600 or central.
- the electromechanical actuator 10 may also include an end-of-travel and / or obstacle detection device, which may be mechanical or electronic.
- the electromechanical actuator 10 is supplied with electrical energy by an electrical energy supply source, not shown, which can be either a mains electricity supply network or a battery, which can be recharged, for example, by a photovoltaic panel, not shown.
- an electrical energy supply source not shown, which can be either a mains electricity supply network or a battery, which can be recharged, for example, by a photovoltaic panel, not shown.
- the electromechanical actuator 10 includes a power supply cable, not shown, allowing its electric power supply from the electric power supply source.
- the power supply cable can include at least one electrical connector, in particular one at each of its ends or only one at one of its ends.
- This electrical supply cable can be, for example, a cord, in the case where the electromechanical actuator 10 is supplied with electrical energy from a mains electrical supply network, which may have, for example, a voltage 110V or 230V power supply, or a cable fitted with RJ45 type sockets (acronym for the English term "Registered Jack"), in the case where the electromechanical actuator 10 is supplied with electrical energy from a Ethernet network.
- control unit 20 is directly connected to the electric motor 18.
- This control unit 20 is located, along the X axis, next to the electric motor 18.
- the electromechanical actuator 10 comprises a casing, not shown, in particular tubular.
- the electric motor 18 is mounted inside the housing, in an assembled configuration of the electromechanical actuator 10.
- the control unit 20 can be mounted inside the housing, in the assembled configuration. of the electromechanical actuator 10.
- the housing of the electromechanical actuator 10 may be, for example, of cylindrical shape, in particular of revolution, or of parallelepiped shape.
- the casing is made of a metallic material.
- the material of the electromechanical actuator housing is not limiting and may be different. In particular, it can be a plastic material.
- the electric motor 18 is configured to rotate, on the one hand, the upper winding shaft 12a and, on the other hand, the lower winding shaft 12b.
- the electric motor 18 comprises a first output shaft and a second output shaft, which are not shown and which respectively extend on one of the two sides of the electric motor 18, that is to say on the left and to the right of this electric motor 18 in Figures 1 and 2.
- the electromechanical actuator 10 further comprises a first transmission device 21a and a second transmission device 21b.
- the first transmission device 21a is connected, on the one hand, to the electric motor 18 and, on the other hand, to the upper winding shaft 12a.
- the second transmission device 21b is connected, on the one hand, to the electric motor 18 and, on the other hand, to the lower winding shaft 12b.
- the first and second transmission device 21 a, 21 b are mounted inside the housing of the electromechanical actuator 10, in the assembled configuration of the electromechanical actuator 10.
- the first transmission device 21a comprises a first clutch 24a.
- the second transmission device 21b comprises a second clutch 24b.
- the first transmission device 21a comprises a first reduction gear 22a.
- the first reducer 22a is configured to transmit, in other words transmits, a movement generated by the electric motor 18 to the upper winding shaft 12a.
- the second transmission device 21b comprises a second reducer 22b.
- the second reducer 22b is configured to transmit a movement generated by the electric motor 18 to the lower winding shaft 12b.
- the first transmission device 21a comprises a first encoder 32a.
- the second transmission device 21b comprises a second encoder 32b.
- the first transmission device 21a further comprises a first brake 26a.
- the second transmission device 21b further comprises a second brake 26b.
- the first and second brakes 26a, 26b can be respectively a spring brake, a cam brake, an electromagnetic brake or a magnetic brake.
- a movement generated by the electric motor 18, at its first output shaft, is transmitted to the upper winding shaft 12a by the first transmission device 21a and, more particularly, by the first reduction gear 22a.
- the first transmission device 21a provides a mechanical connection between the electric motor 18 and the upper winding shaft 12a.
- the elements of the first transmission device 21a are described below. These elements of the first transmission device 21a are aligned, along the X axis, in the order in which they are described below, starting from the electric motor 18 and going towards the upper winding shaft 12a. .
- the first transmission device 21a comprises a first reduction stage 23a of the first reducer 22a, the first clutch 24a, the first brake 26a, a second reduction stage 28a of the first reducer 22a, a third reduction stage 30a of the first reducer 22a and the first encoder 32a.
- the first reduction stage 23a of the first reduction gear 22a is configured to reduce the movement provided by the electric motor 18.
- the first clutch 24a is configured to be engaged or disengaged, in other words is engaged or disengaged, depending on the choice of the user, so as to join or disconnect, in rotation at least, the upper winding shaft 12a to the first. electric motor output shaft 18.
- the first brake 26a is configured to handle the rotational speed of the upper winding shaft 12a, especially when the first cords 16a are unwound and the upper winding shaft 12a can be driven by the weight of the awning 4.
- the second and third reduction stages 28a, 30a of the first reduction gear 22a are configured to reduce the movement provided by the electric motor 18.
- the first encoder 32a connected to the upper winding shaft 12a, is integrated into the first transmission device 21a, to avoid any end-of-travel shift which could occur during the operation of the clutch by the first clutch 24a.
- a movement generated by the electric motor 18, at its second output shaft, is transmitted to the lower winding shaft 12b by the second transmission device 21b and, more particularly, by the second reduction gear 22b.
- the second transmission device 21b provides a mechanical connection between the electric motor 18 and the lower winding shaft 12b.
- the elements of the second transmission device 21b are similar, or even identical, to the elements of the first transmission device 21a connecting the upper winding shaft 12a to the electric motor 18, in particular via the control unit 20. These elements of the second transmission device 21b are aligned, along the X axis, in the order in which they are described below, starting from the electric motor 18 and going towards the winding shaft. lower 12b.
- the second transmission device 21b comprises a first reduction stage 23b of the second reducer 22b, the second clutch 24b, the second brake 26b, a second reduction stage 28b of the second reducer 22b, a third reduction stage 30b of the second reducer 22b and the second encoder 32b.
- the first and second transmission devices 21 a, 21 b are arranged on either side of the electric motor 18, along the X axis, that is to say on the two opposite sides of this electric motor 18 .
- the association of the first and second transmission devices 21a, 21b with a single electric motor 18 makes it possible, using this single electric motor 18 and the control unit 20, to drive the screen 6 of the blind 4, according to several options.
- the movement generated by the electric motor 18 is transmitted, by the first and second transmission devices 21 a, 21 b and, more particularly, by the first and second reducers 22a, 22b, to the upper and lower winding shafts 12a, 12b, which are then driven in rotation around the axis X.
- the upper and lower bars 8a, 8b perform the same vertical movement simultaneously. This makes it possible to choose the position of a zone S of the opening O to be hidden.
- the upper and lower bars 8a, 8b can therefore be moved vertically by the electromechanical actuator 10 separately or simultaneously.
- the first, second and third reduction stages 23a, 23b, 28a, 28b, 30a, 30b of the first and second reducers 22a, 22b can be epicyclic type gear trains.
- the type and number of reduction stages of the first and second reducers are not limiting.
- the reduction stages can be, for example, two in number.
- FIG 3 is shown an electromechanical actuator 110 according to a second embodiment of the invention, used in a blackout or sun protection installation I.
- the electromechanical actuator 110 of the second embodiment is functionally similar to the electromechanical actuator 10 of the first embodiment, but distinguished from it in its structure.
- the elements of the installation I similar to those of the first embodiment therefore bear the same references increased by 100 and operate as explained above. In what follows, we mainly describe what distinguishes this second embodiment from the first embodiment.
- winding shafts 112a, 112b are located on the same side of the electromechanical actuator 10, as illustrated in Figure 3.
- the electromechanical actuator 110 comprises a control unit 140.
- the control unit 140 comprising a single electric motor 118 and a control unit 120.
- the electric motor 118 comprises a single output shaft, not shown.
- first and second reducers 122a, 122b do not have their first reduction stage.
- the first reduction stage of the first and second reducers 122a, 122b is replaced by an additional reducer 125, which may include a single reduction stage.
- the output shaft of the electric motor 118 is connected to the additional reducer 125.
- the additional reducer 125 is configured to multiply a movement provided by the electric motor 118, like the first reduction stage 23a, 23b of the first and second reducers 22a, 22b of the first embodiment. This movement is then distributed between first and second transmission devices 121 a, 121b, by means of a transmission member 127.
- the transmission member 127 can form part of the control unit 140, as illustrated in FIG. 3.
- a movement generated by the electric motor 118, at its output shaft, is transmitted to the upper winding shaft 112a by the transmission member 127 and the first transmission device 121a and, more particularly, by the first. reducer 122a.
- the first transmission device 121a provides a mechanical connection between the transmission member 127 and the upper winding shaft 112a.
- the elements of the first transmission device 121a are described below. These elements of the first transmission device 121a are aligned, along a first axis Xa, in the order in which they are described below, starting from the transmission member 127 to go towards the drive shaft. upper winding 112a.
- the first transmission device 121a comprises a first clutch 124a, a first brake 126a, a first reduction stage 128a of the first reducer 122a, a second reduction stage 130a of the first reducer 122a and a first encoder 132a.
- a movement generated by the electric motor 118, at its output shaft, is transmitted to the lower winding shaft 112b by the transmission member 127 and the second transmission device 121b and, more particularly, by the second reducer 122b.
- the second transmission device 121b provides a mechanical connection between the transmission member 127 and the lower winding shaft 112b.
- the elements of the second transmission device 121b are similar, or even identical, to the elements of the first transmission device 121a connecting the upper winding shaft 112a to the transmission member 127. These elements of the second transmission device 121b are aligned, along a second axis Xb, in the order in which they are described below, starting from the transmission member 127 to go to the lower winding shaft 112b.
- the second transmission device 121b comprises a second clutch 124b, a second brake 126b, a first reduction stage 128b of the second reducer 122b, a second reduction stage 130b of the second reducer 122b and a second encoder 132b.
- the first and second axes Xa, Xb are parallel and, in particular, defined by the upper and lower winding shafts 112a, 112b.
- the elements 124b, 126b, 128b, 130b, 132b of the second transmission device 121b are positioned so as to be facing the elements 124a, 126a, 128a, 130a, 132a of the first transmission device 121a, along the first and second axes Xa, Xb.
- the transmission member 127 which is not present in the first embodiment, makes it possible to distribute a power supplied by the electric motor 118 to the upper and lower winding shafts 112a, 112b, which are not coaxial but parallels.
- the functions and operation of the other elements 124a, 126a, 128a, 130a, 132a, 124b, 126b, 128b, 130b, 132b of the first and second transmission devices 121a, 121b of the electromechanical actuator 110 of the second embodiment are identical to the functions and to the operation of the elements 24a, 26a, 28a, 30a, 32a, 24b, 26b, 28b, 30b, 32b of the first and second transmission devices 21a, 21b of the electromechanical actuator 10 of the first embodiment.
- the configuration of the electromechanical actuator 110 of the second embodiment saves space in width, that is to say parallel to the first and second axes Xa, Xb, compared to the configuration of the electromechanical actuator 10 of the first embodiment.
- the vertical displacement of the first and second bars 8a, 8b can be carried out simultaneously or in a differentiated manner, when the electric motor 118 is electrically activated, depending on whether the only one or both clutches 124a, 124b is or are engaged, so as to drive in rotation one of the upper and lower winding shafts 112a, 112b or the two upper and lower winding shafts 112a, 112b.
- the plane of FIG. 3 can be a vertical plane or a horizontal plane.
- the first and second axes Xa, Xb can be offset with respect to each other in a vertical direction, in which case the first transmission device 121a is placed above the second transmission device 121b, or horizontal. , in which case the first transmission device 121a is placed at the same height as the second transmission device 121b and the first and second transmission devices 121a, 121b are offset according to the width of the housing 3.
- This plane can be chosen according to the dimension according to which we want to minimize the size of the drive device 2.
- FIG 4 is shown an electromechanical actuator 210 according to a third embodiment of the invention, used in an installation I for occulting or sun protection.
- the electromechanical actuator 210 of the third embodiment is functionally similar to the electromechanical actuator 10 of the first embodiment and the electromechanical actuator 110 of the second embodiment, but distinguished by its structure.
- the elements of the installation I similar to those of the first embodiment therefore bear the same references increased by 200 and operate as explained above.
- upper and lower winding shafts 212a, 212b are located, as in the second embodiment, on the same side of electromechanical actuator 210, as shown in Figure 4.
- the electromechanical actuator 210 comprises a single electric motor 218, a control unit 220, a first transmission device 221a, a second transmission device 221b and a transmission member 227.
- the electric motor 218 comprises two output shafts, not shown.
- the first transmission device 221a is provided to transmit a movement generated by the electric motor 218 to the transmission member 227 and to the upper winding shaft 212a, in particular by means of a first reducer 222a.
- the second transmission device 221b is provided to transmit the movement generated by the electric motor 218 to the lower winding shaft 212b, in particular through a second reducer 222b.
- the first and second transmission devices 221 a, 221 b are arranged on either side of the electric motor 218 and their elements 223a, 223b, 224a, 224b, 226a, 226b, 228a, 228b, 230a, 230b, 232a, 232b are aligned along an axis Xb ', defined, in particular, by the lower winding shaft 212b.
- the electromechanical actuator 210 includes the transmission member 227, which is a 180 ° bevel gear to redirect the motion transmitted to the first. transmission device 221a by the electric motor 218 to the upper drive shaft 212a, an axis Xa 'of which is parallel to the axis Xb'.
- the transmission member 227 therefore allows, in this third embodiment, that the lower winding shafts 212b and upper 212a are parallel.
- a movement generated by the electric motor 218 at its first output shaft is transmitted to the upper winding shaft 212a by the transmission member 227 and the first transmission device 221a and, more particularly, by the first reducer 222a.
- the first transmission device 221 a provides a mechanical connection between the electric motor 218 and the transmission member 227.
- the elements of the first transmission device 221 a are described below. These elements of the first transmission device 221a are aligned, along the axis Xb ', in the order in which they are described below, starting from the electric motor 218 and going to the transmission unit 227.
- the first transmission device 221a comprises a first reduction stage 223a of the first reducer 222a, a first clutch 224a, a first brake 226a, a second reduction stage 228a of the first reducer 222a, a third reduction stage 230a of the first reducer 222a and a first encoder 232a.
- a movement generated by the electric motor 218 at its second output shaft is transmitted directly to the lower winding shaft 212b by the second transmission device 221b and, more particularly, by the second reduction gear 222b.
- the second transmission device 221b provides a mechanical connection between the electric motor 218 and the lower winding shaft 212b.
- the elements of the second transmission device 221 b are similar, or even identical, to the elements of the first transmission device 221 a connecting the electric motor 218 to the transmission member 227. These elements of the second transmission device 221 b are aligned, the along axis Xb ', in the order in which they are described below, starting from electric motor 218 to the lower winding shaft 212b.
- the second transmission device 221b comprises a first reduction stage 223b of the second reducer 222b, a second clutch 224b, a second brake 226b, a second reduction stage 228b of the second reducer 222b, a third reduction stage 230b of the second reducer 222b and a second encoder 232b.
- the functions and operation of the other elements 223a, 224a, 226a, 228a, 230a, 232a, 223b, 224b, 226b, 228b, 230b, 232b of the first and second transmission devices 221a, 221b of the electromechanical actuator 210 of the third mode of implementation are identical to the functions and operation of the elements 23a, 24a, 26a, 28a, 30a, 32a, 23b, 24b, 26b, 28b, 30b, 32b of the first and second transmission devices 21a, 21b of the electromechanical actuator 10 of the first embodiment and to those of the elements 124a, 126a, 128a, 130a, 132a, 124b, 126b, 128b, 130b, 132b of the first and second transmission devices 121a, 121b of the electromechanical actuator 110 of the second embodiment.
- the vertical displacement of the first and second bars 8a, 8b can be carried out simultaneously or in a differentiated manner, when the electric motor 218 is electrically activated, depending on whether the only one or both clutches 224a, 224b is or are engaged, so as to rotate one of the upper and lower winding shafts 212a, 212b or both upper and lower winding shafts 212a, 212b.
- control unit 20 is located, along the X axis, next to the electric motor 18 towards the lower winding shaft 12b.
- the engagement and disengagement of the first and second clutches 24a, 24b, 124a, 124b, 224a, 224b is controlled by means of the control unit 20, 120, 220.
- clutch in other words “clutch”, is meant the implementation of a clutch, at each of the first and second clutches 24a, 24b, 124a, 124b, 224a, 224b, to mechanically couple its input and its output and transmit a rotational movement between this input and this output.
- disengage in other words “declutch”, we mean the implementation of a disengagement, at the level of each of the first and second clutches 24a, 24b, 124a, 124b, 224a, 224b, to decouple its input and its output. and do not transmit movement between this input and this output.
- a first exemplary embodiment of a clutch which may optionally constitute one or the other of the first and second clutches 24a, 24b, 124a. , 124b, 224a, 224b or each of the first and second clutches 24a, 24b, 124a, 124b, 224a, 224b, illustrated in Figures 2 to 4.
- Clutch 24a, 24b, 124a, 124b, 224a, 224b includes housing 300.
- the housing 300 comprises two half-housings, only one of which is shown in FIGS. 5 and 6, to facilitate reading of these figures.
- the clutch 24a, 24b, 124a, 124b, 224a, 224b includes a shaft 302. Further, the shaft 302 is connected, in other words is configured to be connected, to one of the first and second output shafts or to the output shaft of the electric motor 18, 118, 218 and is movable in rotation, in other words is configured to be movable in rotation, with respect to the housing 300, particularly in an assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a, 224b.
- the shaft 302 is centered on an X24 axis, particularly in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a, 224b.
- the shaft 302 comprises an input 304.
- the input 304 is driven in rotation, in other words is configured to be driven in rotation, respectively by the first output shaft or by the output shaft of the electric motor. 18, 118, 218 and, optionally, through the first reduction stage 23a, 223a, when the clutch forms the first clutch 24a, 124a, 224a, and through the second output shaft or through the output shaft of the electric motor 18, 118, 218 and, optionally, via the first reduction stage 23b, 223b, when the clutch forms the second clutch 24b, 124b, 224b.
- the inlet 304 constitutes a first end of the shaft 302.
- the shaft 302 also includes a second end 305.
- the second end 305 is opposite the first end 304 of the shaft 302.
- the clutch 24a, 24b, 124a, 124b, 224a, 224b further includes a shuttle 306, shown in Figures 7 and 8.
- the shuttle 306 is mounted on the shaft 302, particularly in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a, 224b.
- the shuttle 306 is movable in translation with respect to the shaft 302, along the axis X24, and fixed in rotation with respect to the shaft 302.
- the clutch 24a, 24b, 124a, 124b, 224a, 224b further includes at least one magnet 310, 312.
- the clutch 24a, 24b, 124a, 124b, 224a, 224b includes a first magnet 310 and a second magnet 312. Further, each of the first and second magnets 310, 312 is configured to generate, in other words generate, a field magnetic, denoted respectively M310 and M312, whose simplified representations are visible in Figures 7 and 8.
- Each of the first and second magnets 310, 312 is fixed relative to the shuttle 306, particularly in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a.
- the shuttle 306 comprises at least one ring 308, the first magnet 310, the second magnet 312, a spacer 314 and a first dog clutch 316.
- the elements 308, 310, 312, 314, 316 of the shuttle 306 are all fixed to one another.
- first dog 316 of the shuttle 306 is said to be “mobile”.
- first and second magnets 310, 312 are magnets with axial magnetization, which can be, for example, of annular shape.
- each of the first and second magnets 310, 312 is mounted on the ring 308 of the shuttle 306, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a, 224b.
- each of the first and second magnets 310, 312 coincides with the X24 axis.
- each of the first and second magnets 310, 312 is separated by a fixed distance by means of the spacer 314.
- first and second magnets 310, 312 are oriented so that their magnetic fields M310, M312 are opposite.
- the first dog clutch 316 defines a contact surface S316, the normal of which is parallel to the axis X24, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a.
- the first dog clutch 316 comprises at least a first tooth
- the first dog clutch 316 comprises two first teeth 318.
- the clutch 24a, 24b, 124a, 124b, 224a comprises an output 320.
- the output 320 is connected, that is to say integral, in other words is configured to be connected or to be integral, respectively to the upper winding shaft 12a via the second and third reduction stages 28a, 30a, when the clutch forms the first clutch 24a, 124a, 224a, and to the lower winding shaft 12b via the intermediate of the second and third reduction stages 28b, 30b, when the clutch forms the second clutch 24b, 124b, 224b.
- the output 320 comprises, at least, a second dog clutch 322.
- the second dog clutch 322 is said to be “fixed”, since it is fixed in translation along the X24 axis, unlike the first dog clutch 316 called "mobile”.
- the second dog 322 comprises at least one second tooth
- the second dog clutch 322 includes two second teeth 324, only one of which is visible only in Figures 5 and 6, particularly in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a.
- each of the first and second dogs 316, 322 comprises a number of teeth 318, 324 other than two, which may be, for example, of one, three or four.
- the number of second teeth 324 is preferably equal to the number of first teeth 318.
- the output 320 and the second dog clutch 322 are movable in rotation about the axis X24, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a.
- the outlet 320 further comprises a bore 326. Further, the second end 305 of the shaft 302 is housed within the bore 326 of the outlet 320, particularly in the assembled configuration of the shaft 302. 'clutch 24a, 24b, 124a, 124b, 224a.
- the second end 305 of the shaft 302 is rotatably movable within the bore 326 relative to the outlet 320.
- the second end 305 of the shaft 302 is held in place by the bore 326 but does not rotate the output 320.
- the clutch 24a, 24b, 124a, 124b, 224a further comprises a spool 330, as illustrated in Figures 5, 7 and 8, which may be, for example, annular in shape.
- the coil 300 is fixed with respect to the housing 300, that is to say is arranged in a fixed manner inside the housing 300, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b , 224a.
- the axis of symmetry of the coil 300 coincides with the X24 axis.
- the shuttle 306 is housed, in other words is configured to be housed, inside a central space of the spool 330, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a.
- the shuttle 306 is movable in translation, in other words is configured to be movable in translation, relative to the housing 300, in particular along the axis X24, between a first position and a second position, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a.
- the first position is an engaged position, in other words “dogged", of the clutch 24a, 24b, 124a, 124b, 224a, 224b.
- the second position is a disengaged position, in other words "disengaged", of the clutch 24a, 24b, 124a, 124b, 224a, 224b.
- the coil 330 is configured to generate, in other words generates, a pulsed magnetic field M330, a simplified representation of which is visible in FIGS. 7 and 8, in particular when the latter is supplied by an electric current coming from a generator, not shown. , so as to cause a movement of the shuttle 306 to the means of the first and second magnets 310, 312, between the first position and the second position, or vice versa, according to an orientation of the pulsed magnetic field M330.
- the pulsed magnetic field M330 is shown oriented according to a first polarity, which depends on the direction of flow of the electric current.
- a first polarity which depends on the direction of flow of the electric current.
- the shaft 302 does not rotate the output 320 of the clutch 24a, 24b, 124a, 124b, 224a, 224b.
- the input 304 and the output 320 of the clutch 24a, 24b, 124a, 124b, 224a, 224b are decoupled and the clutch 24a, 24b, 124a, 124b, 224a, 224b does not transmit any movement between its input 304 and its output 320.
- the second magnet 312 is closer to the coil 330 than the first magnet 310.
- the magnetic field M312 of the second magnet 312 is in opposition with the pulsed magnetic field M330 of the coil 330.
- the magnetic field M310 of the first magnet 310 and the pulsed magnetic field M330 of the coil 330 can couple if the shuttle 306 is coupled. moves thanks to the opposition of the magnetic field M312 of the second magnet 312 with the pulsed magnetic field M330 of the coil 330. This phenomenon is represented in FIG. 7 where the direction of the circuits of the magnetic fields are illustrated by arrows.
- the first position of the shuttle 306 is shown in FIG. 8.
- the first dog clutch 316 is engaged with the second dog clutch 322, that is to say that the first and second dogs 316, 322 are in contact.
- the contact surface S316 of the first dog clutch 316 is in contact with the contact surface S322 of the second dog clutch 322.
- the rotation of the shaft 302 is transmitted to the output 320 of the clutch 24a, 24b, 124a, 124b, 224a, 224b.
- the second dog clutch 324 is driven in rotation by the first dog clutch 318.
- the input 304 and the output 320 of the clutch 24a, 24b, 124a, 124b, 224a, 224b are mechanically coupled and the clutch 24a, 24b, 124a, 124b, 224a, 224b transmits a rotational movement between its input 304 and its output 320.
- the first magnet 310 is closer to the coil 330 than the second magnet 312.
- the magnetic field M310 of the first magnet 310 is coupled with the pulsed magnetic field M330 of the coil 330.
- the magnetic field M312 of the second magnet 312 and the pulsed magnetic field M330 of the coil 330 are also coupled over a small part of their respective circuit. This phenomenon is represented in FIG. 8 where the direction of the circuits of the magnetic fields are illustrated by arrows.
- the first position and the second position of the clutch 24a, 24b, 124a, 124b, 224a, 224b are stable positions, that is to say that nothing causes the clutch 24a, 24b, 124a, 124b, 224a, 224b to switch from one position to another.
- first and second clutches 24a, 24b, 124a, 124b, 224a, 224b are bistable clutches.
- the coil 330 is supplied with a first electric current so as to generate the pulsed magnetic field M330 in a first orientation, as shown in Figures 7 and 8.
- the pulsed magnetic field M330 of the coil 330 and the magnetic field M312 of the second magnet 312 are opposite, that is to say they have two opposite orientations.
- the second magnet 312 is set in motion along the axis X24, so as to drive the entire shuttle 306. This translation continues until the contact surface S316 of the first clutch 316 and the contact surface S322 of the second dog 322 come into contact, that is to say until the shuttle 306 is in the first position.
- the pulsed magnetic field M330 of the coil 330 and the magnetic field M310 of the first magnet 310 are aligned, i.e. they have the same orientation. This alignment results in the coil 330 attracting the first magnet 310, so as to drive the entire shuttle 306 towards the first position.
- the first position being a stable position of the clutch 24a, 24b, 124a, 124b, 224a, 224b, once this changeover has taken place, the power supply to the coil 330 is interrupted. In other words, all it takes is an electrical pulse, which generates a pulsating M330 magnetic field, to switch from the disengaged state to the engaged state.
- the coil 330 is supplied with a second electric current, of intensity opposite to the first electric current, so as to generate a pulsed magnetic field M330 in a second orientation, opposite to the first orientation, not shown.
- the second electric current has a negative intensity
- the pulsed magnetic field M330 generated by this second electric current is opposed to the magnetic field M310 of the first magnet 310 and aligned with the magnetic field M312 of the second magnet 312.
- This alignment causes the coil 330 to push back the first magnet 310 and attract the second magnet 312, so as to drive the entire shuttle 306 to the second position.
- the switching between the first position and the second position of the clutch 24a, 24b, 124a, 124b, 224a, 224b occurs according to the same phenomena as the switching between the second position and the first position of the clutch 24a, 24b, 124a, 124b, 224a, 224b, but in reverse.
- the second position being a stable position of the clutch 24a, 24b, 124a, 124b, 224a, 224b, once this changeover has taken place, the power supply to the coil 330 is interrupted. In other words, all it takes is an electrical pulse, which generates a pulsed M330 magnetic field, to switch from the engaged state to the disengaged state.
- a second exemplary embodiment of a clutch which may optionally constitute one or the other of the first and second clutches 24a, 24b, 124a. , 124b, 224a, 224b or each of the first and second clutches 24a, 24b, 124a, 124b, 224a, 224b, illustrated in Figures 2 to 4.
- the clutch 24a, 24b, 124a, 124b, 224a, 224b comprises the housing 300, the shaft 302, a spool 408, a shuttle 400 and a magnet 404.
- the shuttle 400 comprises the first dog clutch 316, a ring 402, the magnet 404 and a spacer 406.
- the shuttle 400 is movable in translation, in other words is configured to be movable in translation, relative to the housing 300, in particular along the axis X24, between a first position and a second position, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a.
- the first position is an engaged position, in other words “dogged", of the clutch 24a, 24b, 124a, 124b, 224a, 224b.
- the second position is a disengaged position, in other words "disengaged", of the clutch 24a, 24b, 124a, 124b, 224a, 224b.
- the first dog clutch 316 In the first position of the clutch 24a, 24b, 124a, 124b, 224a, the first dog clutch 316 is in contact, in other words is configured to be in contact, with the second dog clutch 322. Furthermore, in the second dog clutch position 322. 'clutch 24a, 24b, 124a, 124b, 224a, the first dog clutch 316 and the second dog clutch 322 are not in contact, in other words are configured not to be in contact.
- the magnet 404 is fixed relative to the ring 402, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a.
- the magnet 404 is, on the one hand, in abutment against a shoulder, not shown, of the ring 402 and, on the other hand, in abutment against the spacer 406.
- the magnet 404 is held at a fixed distance from the first dog clutch 316.
- the magnet 404 is a magnet with radial magnetization, which can be, for example, of annular shape.
- the magnet 404 is mounted on the ring 402 of the shuttle 400, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a.
- the axis of symmetry of the magnet 404 coincides with the X24 axis.
- Magnet 404 is configured to generate, in other words generates, a magnetic field, denoted M404, a simplified representation of which can be seen in Figures 9 and 10.
- the M404 magnetic field consists of two groups of field lines, propagating in two opposite orientations, located on either side of the magnet 404, along the X24 axis.
- the coil 408 is fixed with respect to the housing 300, that is to say is arranged in a fixed manner inside the housing 300, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b , 224a, which may be, for example, annular in shape.
- the axis of symmetry of the coil 408 coincides with the axis X24.
- the shuttle 400 is housed, in other words is configured to be housed, inside a central space of the spool 408, in particular in the assembled configuration of the clutch 24a, 24b, 124a, 124b, 224a.
- the magnet 404 is disposed opposite the coil 408, but is off-center with respect to the coil 408 along the axis X24, that is to say that a median plane, not shown, of the magnet 404 and a median plane, not shown, of the coil 408 are not the same.
- the two groups of field lines of the magnetic field M404 interact differently with the coil 408.
- one of the two groups of field lines of the magnetic field M404 is closer to the coil 408 and there is then a coupling. magnetic stronger between this first group of magnetic field lines M404 and coil 408 than between the second group of magnetic field lines M404 and coil 408.
- the coil 408 is configured to generate, in other words generates, a pulsed magnetic field M408, a simplified representation of which is visible in FIGS. 9 and 10, in particular when it is supplied with an electric current coming from a generator, not shown, so as to cause the shuttle 400 to move by means of the magnet 404, between the first position and the second position, or vice versa, according to an orientation of the pulsed magnetic field M408.
- the pulsed magnetic field M408 is shown oriented according to a first polarity, which depends on the direction of flow of the electric current.
- a first polarity which depends on the direction of flow of the electric current.
- the coil 408 is supplied with a first electric current, so as to generate the pulsed magnetic field M408 in a first orientation, such as as shown in Figures 9 and 10.
- the pulsed magnetic field M408 of the coil 408 is opposed to a first group of field lines of the magnetic field M404 of the magnet 404, corresponding to the group of field lines located closest to the coil 408, i.e. their orientations are opposite, and the pulsed magnetic field M408 is aligned with a second group of field lines of the magnetic field M404 of the magnet 404, corresponding to the group of field lines located farthest from the coil 408.
- the magnet 404 which is movable in translation along the axis X24, is set in motion along the axis X24, so as to drive the entire shuttle 400. This translation continues until the surface contact S316 of the first clutch 316 and the contact surface S322 of the second clutch 322 come into contact, that is to say until the shuttle 400 is in the first position.
- the first position being a stable position of the clutch 24a, 24b, 124a, 124b, 224a, once this changeover has taken place, the power supply to the coil 408 is interrupted. In other words, all it takes is an electrical pulse, which generates an M408 pulsed magnetic field, to switch from the disengaged state to the engaged state.
- the coil 408 is supplied with a second electric current, of intensity opposite to the first electric current, so as to generate a field pulse magnetic M408 in a second orientation opposite to the first orientation, not shown.
- the second electric current has a negative intensity
- the pulsed magnetic field M408 generated by this second electric current is opposed to the magnetic field M404 of the magnet 404.
- the switching between the first position and the second position of the clutch 24a, 24b, 124a, 124b, 224a occurs according to the same phenomena as the switching between the second position and the first position of the clutch 24a, 24b, 124a, 124b, 224a, but in reverse.
- the second position being a stable position of the clutch 24a, 24b, 124a, 124b, 224a, once this changeover has been made, the power supply to the coil 408 is interrupted. In other words, just one electric pulse, which generates a pulsed magnetic field M408, to switch from the engaged state to the disengaged state.
- an upper end-of-travel position is defined as corresponding to a position in which the upper bar 8a can no longer rise, in particular when approaching the housing 3 and, optionally, the electromechanical actuator. 10, 110, 210, in the case where the electromechanical actuator 10, 110, 210 is arranged inside the housing 3.
- the upper end-of-travel position can be either predetermined or correspond to a resting of the bar. 8a against the casing 3.
- a low end-of-travel position is defined as corresponding to a position in which the lower bar 8b can no longer descend, in particular when moving away from the casing 3 and, optionally, of the electromechanical actuator 10, 110, 210, in the case where the electromechanical actuator 10, 110, 210 is arranged inside the housing 3 or of the upper bar 8a.
- the lower end-of-travel position can either be predetermined or correspond to the lower bar 8b being pressed against a threshold of the opening O or correspond to the complete unfolding of the screen 6.
- a first control point in this case the remote control 500, belonging to the installation I.
- the remote control 500 is a local control unit configured to communicate, in other words communicating, with the control unit 20, by means of its second communication module, so as to transmit control commands to the first communication module of control unit 20.
- the communication between the first and second communication modules of the remote control 500 and the control unit 20 is preferably wireless. This communication can be one-way or two-way.
- the remote control 500 comprises at least one housing 502, a first selection element 504, which can also be called an "Up” button, a second selection element 510, which can also be called a “Down” button, a third selection element 506, which can also be called a "wheel”.
- the third selection element 506 is configured to be driven in rotational or linear movement with respect to the housing 502.
- the remote control 500 can also include a fourth selection element 508, which can also be called a “Stop” button.
- the fourth selection element 508 is disposed at the center of the third selection element 506.
- the third selection element 506 can be either a ring movable in rotation with respect to the housing 502, in particular clockwise or counterclockwise, or a cursor movable in translation with respect to the housing 502.
- Each of the first, second, third and, optionally, fourth selection elements 504, 510, 506, 508 is configured to transmit, in other words transmit, a control signal to the control unit 20, via the first and second control modules. communication.
- the first and second selection elements 504, 510 are configured to control, in other words control, respectively an upward movement and a downward movement of the lower bar 8b.
- Pressing the first selection element 504 triggers an upward movement of the lower bar 8b, in particular towards the housing 3, by means of the electromechanical actuator 10, 110, 210.
- the upper bar 8a is also set in motion towards the housing 3, in particular at the same speed as the lower bar 8b, by means of the electromechanical actuator 10, 110, 210, so as to be mounted with the lower bar 8b.
- the upward movement of the lower bar 8b and of the upper bar 8a continues either until the fourth selection element 508 is pressed or until the upper end-of-travel position is reached by the bar. upper 8a.
- the pressing on the first control element 504 does not trigger any movement of the lower bar 8b or upper bar 8a, by means of the electromechanical actuator 10, 110, 210.
- Pressing the second selection element 510 triggers a downward movement of the lower bar 8b, in particular away from the housing 3, by means of the electromechanical actuator 10, 110, 210.
- the downward movement of the lower bar 8b continues either until pressing on the fourth selection element 508 or until the lower end-of-travel position is reached by the lower bar 8b.
- the upward movement of the lower bar 8b is interrupted and a downward movement of the lower bar 8b is triggered, by means of the electromechanical actuator 10, 110, 210.
- the third selection element is configured to control an upward movement and a downward movement of the top bar 8a.
- a first predetermined value in particular a rotation of the wheel clockwise by at least 360 degrees.
- Such an upward movement can also be referred to as a full upward movement.
- the upward movement of the upper bar 8a continues either until the fourth selection element 508 is pressed or until the upper end-of-travel position is reached by the upper bar 8a.
- a movement of the third selection element 506 in the first direction and less than the first predetermined value, in particular a rotation of the wheel clockwise by less than 360 degrees triggers a partial upward movement of the upper bar 8a, in particular either by a predetermined distance or up to a predetermined intermediate position, the predetermined intermediate position being situated between the upper end-of-travel position and the low end-of-travel position, for example by a percentage of a height the opening O or a value expressed in centimeters.
- the partial upward movement of the upper bar 8a continues either until pressing on the fourth selection element 508 or until the upper end-of-travel position is reached by the upper bar 8a or when the upper bar 8a is reached. 'a movement of the third selection element 506 in a second direction, the second direction being opposite to the first direction, in particular a rotation of the dial in the counterclockwise direction.
- a displacement of the third selection element 506 in the second direction and greater than or equal to a second predetermined value triggers a downward movement of the upper bar 8a, in particular towards the low end position.
- a downward movement can also be referred to as a full downward movement.
- the lower bar 8b is also set in motion by moving away from the housing 3, in particular at the same speed than the upper bar 8a, by means of the electromechanical actuator 10, 110, 210, so as to descend with the upper bar 8a.
- the downward movement of the lower bar 8b and of the upper bar 8a continues either until the fourth selection element 508 is pressed or until the lower end-of-travel position is reached by the bar. lower 8b.
- a movement of the third selection element 506 in the second direction and less than the second predetermined value, in particular a rotation of the knob in the counterclockwise direction of less than 360 degrees triggers a partial downward movement of the upper bar 8a, in particular either by a predetermined distance or up to a predetermined intermediate position, the predetermined intermediate position being situated between the high end-of-travel position and the low end-of-travel position, for example by a percentage of the height of the opening O or a value expressed in centimeters.
- the partial downward movement of the upper bar 8a continues either until pressing on the fourth selection element 508 or as soon as the upper bar 8a comes into contact with the lower bar 8b or during a movement of the third selection element 506 in the first direction.
- the first and second selection elements 504, 510 are configured to control, in other words control, respectively an upward movement and a downward movement of the lower bar 8b or the upper bar 8a.
- the third selection element 506 is configured to control, in other words control, simultaneously an upward movement of the upper bar 8a and the lower bar 8b or a downward movement of the upper bar 8a and the lower bar 8b. .
- a movement of the third selection element 506 in a first direction triggers a simultaneous downward movement of the upper bar 8a and of the lower bar 8b.
- the displacement of the third selection element 506 in the first direction causes a movement of the screen 6 which moves away from the housing 3, without the concealment surface S by the screen 6 varying.
- the downward movement of the third selection element 506 in the first direction is greater than or equal to the first predetermined value, in particular a rotation of the thumbwheel of at least 360 degrees, then the downward movement continues without interruption, in particular up to to the low end position.
- a downward movement can also be referred to as a full downward movement.
- the downward movement of the screen 6 is partial, in particular either by a predetermined distance or up to a predetermined intermediate position, the predetermined intermediate position being situated between the upper end-of-travel position and the lower end-of-travel position, for example a percentage of the height of the opening O or a value expressed in centimeters.
- the descent movement continues either until pressing on the fourth selection element 508 or until the lower end-of-travel position is reached by the lower bar 8b or during a movement of the third selection element 506 in a second direction, the second direction being opposite to the first direction.
- a movement of the third selection element 506 in the second direction in particular a rotation of the knob in the counterclockwise direction, triggers a simultaneous upward movement of the upper bar 8a and of the lower bar 8b.
- the displacement of the third selection element 506 in the second direction causes a movement of the screen 6 towards the housing 3, without the concealment surface S by the screen 6 varying.
- the displacement of the third selection element 506 in the second direction is greater than or equal to a second predetermined value, the second predetermined value possibly being identical or different from the first predetermined value, in particular a rotation of the dial of at least 360 degrees, then the upward movement continues uninterrupted, especially up to the upper end position.
- a second predetermined value possibly being identical or different from the first predetermined value, in particular a rotation of the dial of at least 360 degrees.
- the upward movement of the screen 6 is partial, in particular either by a predetermined distance or up to a predetermined intermediate position, the predetermined intermediate position being situated between the upper end-of-travel position and the low end-of-travel position, for example a percentage of the height the opening O, or a value expressed in centimeters.
- the upward movement continues either until pressing on the fourth selection element 508 or until the upper end-of-travel position is reached by the upper bar 8a or during a movement of the third selection element 506 in the first direction.
- a long press on the fourth selection element 508 triggers a movement of the screen 6 to a preferential position pre-recorded in the control unit 20.
- long press is meant a continuous press on the fourth selection element. 508 for a period of time greater than or equal to a predetermined threshold value, which may be, for example, one second.
- the pre-recorded preferential position in the control unit 20 of the screen 6 corresponds to a pre-recorded preferential position of the upper bar 8a and to a pre-recorded preferential position of the lower bar 8b.
- the movement of the screen 6 triggered by a long press on the fourth selection element 508 corresponds to a successive movement, that is to say sequential, of the upper bar 8a then of the lower bar 8b, or to a successive movement, that is to say sequential, of the lower bar 8b then of the upper bar 8a, each bar being set either in an upward movement or in a downward movement, to reach its pre-recorded preferential position.
- the first bar set in motion among the upper 8a and lower 8b bars corresponds to the bar closest to its pre-recorded preferential position.
- the movement of the screen 6 triggered by a long press on the fourth selection element 508 is calculated by the control unit 20 so that the movement time of the screen 6 is minimized, that is to say. say that the sequence of movements of the upper 8a and lower 8b bars is chosen to reduce the movement time of the screen 6.
- the movement of the screen 6 triggered by a long press on the fourth selection element 508 corresponds to a simultaneous movement of the upper bar 8a and of the lower bar 8b, each bar being set either in upward movement or in downward movement, to reach its pre-recorded preferential position. Further, when a first bar among the upper bar 8a and the lower bar 8b reaches its pre-recorded preferential position, the second bar continues its upward or downward movement until it reaches its pre-recorded preferential position.
- a second control point in this case the wall control point 600, belonging to installation I.
- the wall control point 600 is a local control unit configured to communicate, in other words communicating, with the control unit 20, through its second communication module, so as to transmit control commands to the first module. communication unit of the control unit 20, in a manner comparable to the remote control 500.
- the wall control point 600 includes at least a first selection element 604, which may also be referred to as an "Up” button, a second selection element 608, which may also be referred to as a "Down” button, a third selection element 610 and a fourth. selection element 612.
- the wall control point 600 further includes a housing 602.
- the wall control point 600 can further include a fifth selection element 606, which can also be called a “Stop” button.
- the third selection element 610 is configured to activate or deactivate a first operating mode of the installation I.
- the first selection element 610 is associated with a first light source, not shown, such as, for example, a light emitting diode.
- the first light source is configured to be on, in other words is on, when the first operating mode of the installation I is activated and is configured to be off, in other words is off, when the first operating mode of the plant I is activated. installation I is disabled.
- the fourth selection element 612 is configured to activate or deactivate a second operating mode of the installation I.
- the fourth selection element 612 is associated with a second light source, not shown, such as, for example, a light emitting diode.
- the second light source is configured to be on, in other words is on, when the second operating mode of the installation I is activated and is configured to be off, in other words is off, when the second operating mode of the plant I is activated. installation I is disabled.
- the first and second operating modes of installation I can be activated simultaneously.
- the first and second selection elements 604, 608 are configured to respectively control an upward movement and a downward movement of the upper bar 8a.
- the first selection element 604 triggers an upward movement of the upper bar 8a either until the fifth selection element 606 is pressed, or until the upper end-of-travel position is reached by the upper bar. 8a.
- the upward movement of the upper bar 8a is interrupted and a downward movement of the upper bar 8a is interrupted. triggered, by means of the electromechanical actuator 10, 110, 210.
- the lower bar 8b is also set in motion by moving away from the housing 3, in particular at the same speed than the upper bar 8a, by means of the electromechanical actuator 10, 110, 210, so as to descend with the upper bar 8a.
- the second selection element 608 triggers a downward movement of the upper bar 8a either until the fifth selection element 606 is pressed or until the lower end-of-travel position is reached by the lower bar. 8b.
- the downward movement of the upper bar 8a is interrupted and an upward movement of the upper bar 8a is interrupted. triggered, by means of the electromechanical actuator 10, 110, 210.
- the first and second selection elements 604, 608 are configured to respectively control an upward movement and a downward movement of the lower bar 8b, in a manner similar to this which occurs when these are configured to respectively control an upward movement and a downward movement of the upper bar 8a in the event that the first operating mode of the installation I is activated.
- the first and second selection elements 604, 608 are configured to respectively control a simultaneous upward movement and a downward movement of the upper bar 8a and of the lower bar 8b.
- pressing the second selection element 608 triggers a simultaneous downward movement of the upper bar 8a and of the lower bar 8b.
- pressing the second selection element 608 causes the screen 6 to move away from the housing 3, without the concealment surface S by the screen 6 varying.
- the downward movement continues either until pressing on the fifth selection element 606 or until the lower end-of-travel position is reached by the lower bar 8b or when pressing on the first. selection element 604.
- pressing the first selection element 604 triggers a simultaneous upward movement of the upper bar 8a and of the lower bar 8b.
- pressing the first selection element 604 causes movement of the screen 6 towards the housing 3, without the concealment surface S by the screen 6 varying.
- the upward movement continues either until pressing on the fifth selection element 606 or until the upper end-of-travel position is reached by the upper bar 8a or when pressing on the second. selection element 604.
- a long press on the fifth selection element 606 triggers a movement of the screen 6 to a preferential position pre-recorded in the control unit 20.
- long press is meant continuous pressure on the fifth selection element 606 for a period of time greater than or equal to a predetermined threshold value, which may be, for example, one second.
- the pre-recorded preferential position in the control unit 20 of the screen 6 corresponds to a pre-recorded preferential position of the upper bar 8a and to a pre-recorded preferential position of the lower bar 8b.
- the movement of the screen 6 triggered by a long press on the fourth selection element 508 corresponds to a successive movement, that is to say sequential, of the upper bar 8a then of the lower bar 8b, or to a successive movement, that is to say sequential, of the lower bar 8b then of the upper bar 8a, each bar being set either in an upward movement or in a downward movement, to reach its pre-recorded preferential position.
- the first bar set in motion among the upper 8a and lower 8b bars corresponds to the bar closest to its pre-recorded preferential position.
- the movement of the screen 6 triggered by a long press on the fourth selection element 508 is calculated by the control unit 20 so that the movement time of the screen 6 is minimized, that is to say. say that the sequence of movements of the upper 8a and lower 8b bars is chosen to reduce the movement time of the screen 6.
- the movement of the screen 6 triggered by a long press on the fourth selection element 508 corresponds to a simultaneous movement of the upper bar 8a and of the lower bar 8b, each bar being set either in upward movement or in downward movement, to reach its pre-recorded preferential position. Furthermore, when a first bar among the upper bar 8a and the lower bar 8b reaches its pre-recorded preferred position, the second bar continues its upward or downward movement until reaching its pre-recorded preferred position.
- the remote control 500 and the wall control point 600 can be used within the installation I comprising one or more electromechanical actuators 10 according to the first embodiment, as well as within the installation I comprising one or more electromechanical actuators. 110, 210 according to either of the second and third embodiments or the second and third embodiments.
- the installation I can incorporate the remote control 500 or the wall control point 600, or one or more other local control units, not shown, or the remote control 500 and the wall control point 600 and , optionally, one or more other local control units.
- the electromechanical actuator 10, 110, 210 can be mounted inside the upper bar 8a or the lower bar 8b, instead of being mounted inside the housing 3.
- the concealment or sun protection device 4 may be without the housing 3.
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
- Building Awnings And Sunshades (AREA)
- Photovoltaic Devices (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1915012A FR3105284B1 (fr) | 2019-12-19 | 2019-12-19 | Actionneur électromécanique pour dispositif d’occultation ou de protection solaire et installation de protection solaire comprenant un tel actionneur |
| PCT/EP2020/087034 WO2021123176A1 (fr) | 2019-12-19 | 2020-12-18 | Actionneur électromécanique pour dispositif d'occultation ou de protection solaire et installation d'occultation ou de protection solaire comprenant un tel actionneur |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP4077859A1 true EP4077859A1 (fr) | 2022-10-26 |
| EP4077859B1 EP4077859B1 (fr) | 2024-02-14 |
Family
ID=70008758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP20830202.6A Active EP4077859B1 (fr) | 2019-12-19 | 2020-12-18 | Actionneur électromécanique pour dispositif d'occultation ou de protection solaire et installation d'occultation ou de protection solaire comprenant un tel actionneur |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US12286836B2 (fr) |
| EP (1) | EP4077859B1 (fr) |
| CN (1) | CN114846217B (fr) |
| AU (1) | AU2020409697B2 (fr) |
| FR (1) | FR3105284B1 (fr) |
| WO (1) | WO2021123176A1 (fr) |
Families Citing this family (8)
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| US12237800B2 (en) | 2019-12-20 | 2025-02-25 | Nien Made Enterprise Co., Ltd. | Electric window covering, control device thereof and control method thereof |
| US12078011B2 (en) * | 2019-12-20 | 2024-09-03 | Nien Made Enterprise Co., Ltd. | Motorized window treatment |
| TWM593223U (zh) | 2019-12-20 | 2020-04-11 | 億豐綜合工業股份有限公司 | 窗簾 |
| TWI827395B (zh) * | 2022-12-09 | 2023-12-21 | 億豐綜合工業股份有限公司 | 窗簾系統及其校正方法 |
| FR3148800B1 (fr) * | 2023-05-15 | 2025-05-23 | Somfy Activites Sa | Actionneur électromécanique d’un dispositif d’occultation et dispositif d’occultation comprenant un tel actionneur électromécanique |
| FR3162783B1 (fr) * | 2024-08-29 | 2026-05-01 | Somfy Activites Sa | Procédé de commande en fonctionnement d’un actionneur électromécanique pour un dispositif d’occultation, actionneur électromécanique et dispositif d’occultation associés |
| WO2025247954A2 (fr) * | 2024-05-29 | 2025-12-04 | Somfy Activites Sa | Actionneur électromécanique pour un dispositif d occultation et dispositif d occultation comprenant un tel actionneur électromécanique |
| FR3162782B1 (fr) | 2024-05-29 | 2026-04-24 | Somfy Activites Sa | Actionneur électromécanique pour un dispositif d’occultation et dispositif d’occultation comprenant un tel actionneur électromécanique |
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-
2019
- 2019-12-19 FR FR1915012A patent/FR3105284B1/fr active Active
-
2020
- 2020-12-18 AU AU2020409697A patent/AU2020409697B2/en active Active
- 2020-12-18 US US17/785,567 patent/US12286836B2/en active Active
- 2020-12-18 WO PCT/EP2020/087034 patent/WO2021123176A1/fr not_active Ceased
- 2020-12-18 EP EP20830202.6A patent/EP4077859B1/fr active Active
- 2020-12-18 CN CN202080088092.7A patent/CN114846217B/zh active Active
-
2024
- 2024-12-30 US US19/005,744 patent/US20250137322A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20250137322A1 (en) | 2025-05-01 |
| FR3105284A1 (fr) | 2021-06-25 |
| WO2021123176A1 (fr) | 2021-06-24 |
| AU2020409697A1 (en) | 2022-06-30 |
| FR3105284B1 (fr) | 2022-05-20 |
| CN114846217A (zh) | 2022-08-02 |
| US20230009409A1 (en) | 2023-01-12 |
| CN114846217B (zh) | 2023-03-24 |
| EP4077859B1 (fr) | 2024-02-14 |
| AU2020409697B2 (en) | 2023-07-20 |
| US12286836B2 (en) | 2025-04-29 |
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