Abstract: The invention proposes a device for cleaning an optical surface of an optical sensor of a vehicle. The device includes at least one segment in the form of an arc of a circle having a cleaning fluid inlet, at least one cleaning fluid circulation channel, able to be supplied with cleaning fluid via the cleaning fluid inlet, the channel being delimited by a base and a cover, at least one nozzle for diffusing cleaning liquid towards the optical surface from the fluid circulation channel. The at least one nozzle includes a deflector capable of deflecting the jet of cleaning fluid at a certain angle towards the optical surface, the cover having a thickness, and the deflector being at least partially within the thickness of the cover. The deflector is better protected. The invention also relates to a detection system and to a vehicle.

Abstract: The invention relates to a cleaning system suitable for being mounted on a motor vehicle and comprising at least one first and one second cleaning devices, each cleaning device comprising a cleaning liquid reservoir, at least one cleaning nozzle for spraying the cleaning liquid, a fluid distribution circuit arranged to convey cleaning liquid from the reservoir to the cleaning nozzle and a pump arranged to inject the cleaning liquid contained in the reservoir into the fluid distribution circuit, the cleaning system further comprising a bypass device connecting at least two cleaning devices by their respective fluid distribution circuits, comprising a backup line and a solenoid valve placed on the backup line, controlled as a function of the failure state of a pump, and arranged to supply the cleaning nozzle of one cleaning device from the reservoir of another cleaning device, each cleaning device comprising a non-return member between its reservoir and a point of connection to the bypass device.

Abstract: A method for cleaning a surface of a vehicle, comprising steps of: detecting whether the surface is dirty, triggering a cleaning counter if said surface is dirty, executing a primary cleaning phase employing at least one cleaning parameter, checking whether said surface is clean, resetting said cleaning counter and stopping execution of said primary cleaning phase if the surface is clean, otherwise incrementing said cleaning counter, and if it is lower than a primary threshold, reiterating said primary cleaning phase, if said cleaning counter is equal to said primary threshold, executing a secondary cleaning phase with said at least one cleaning parameter modified, and if said cleaning counter is equal to said secondary threshold, resetting it, stopping execution of said secondary cleaning phase, and executing a function ensuring safety of said vehicle.

Abstract: A device for cleaning an optical surface of a sensor of a vehicle including at least one segment that has a circular-arc shape with a cleaning fluid circulation channel. The segment including at least one cleaning fluid inlet in the channel and at least one nozzle for spraying cleaning fluid toward the optical surface from the fluid circulation channel. The at least one nozzle includes a cleaning fluid outlet duct and a deflector, and the deflector extends in line with the duct, the deflector being able to deflect the flow of cleaning fluid by a given angle toward the optical surface.

Abstract: A device for cleaning an optical surface of an optical sensor of a vehicle. The device including a first and a second segment respectively having a cleaning fluid circulation channel and a connector, the first and second segments each including a cleaning fluid inlet and at least one fluid diffusion nozzle, the first segment and the second segment being configured to be attached to one another so as to form a circular arc, the connectors having complementary shapes and being configured to interact so as to make it possible to lock the first and second segments relative to one another in an axial direction and in a radial direction.

Abstract: A method for cleaning motor vehicle surfaces with the aid of a cleaning device comprising a reservoir of cleaning liquid, at least one nozzle for spraying cleaning liquid, a fluid distribution circuit conveying cleaning liquid from the reservoir to the cleaning nozzle, and a pump injecting the cleaning liquid contained in the reservoir into the fluid distribution circuit, the fluid distribution circuit comprising a cleaning liquid distribution unit comprising a plurality of valves connected to the nozzle, the method comprising the following steps: starting the pump to inject the cleaning liquid into the distribution unit, opening a plurality of the valves connected to the nozzle depending on the desired pressure at the outlet of the nozzle, and spraying cleaning liquid from the nozzle onto a surface to be cleaned.

Abstract: A system for cleaning a glazed surface of a motor vehicle including a liquid-spray cleaning device provided with a storage reservoir for storing cleaning liquid, an alternative cleaning device and a control module configured to selectively control the liquid-spray cleaning device and/or the alternative cleaning device. The cleaning system also includes a data acquisition unit configured to detect a qualitative or quantitative characteristic of the cleaning system, the control module being configured to control the liquid-spray cleaning device and/or the alternative cleaning device according to the qualitative or quantitative characteristic detected.

Abstract: The invention relates to a cleaning system suitable for being mounted on a motor vehicle and comprising at least one first and one second cleaning devices, each cleaning device comprising a cleaning liquid reservoir, at least one cleaning nozzle for spraying the cleaning liquid, a fluid distribution circuit arranged to convey cleaning liquid from the reservoir to the cleaning nozzle and a pump arranged to inject the cleaning liquid contained in the reservoir into the fluid distribution circuit, the cleaning system further comprising a bypass device connecting at least two cleaning devices by their respective fluid distribution circuits, comprising a backup line and a solenoid valve placed on the backup line, controlled as a function of the failure state of a pump, and arranged to supply the cleaning nozzle of one cleaning device from the reservoir of another cleaning device, each cleaning device comprising a non-return member between its reservoir and a point of connection to the bypass device.

Abstract: The present invention relates to a fluid spraying device for a system for cleaning a surface of a motor vehicle, the spraying device includes a solenoid valve configured to allow or prevent the passage of fluid towards a spraying member, the solenoid valve includes a hydraulic system and an electromagnetic system, the hydraulic system includes at least one fluid dispensing member that includes at least a fluid inlet end-fitting, a circulation chamber and a fluid outlet end-fitting in fluid communication with the spraying member, the electromagnetic system being configured to allow or prevent the passage of fluid through the circulation chamber, and the spraying member includes at least a connecting tube and a spray nozzle, the connecting tube being fastened directly to the fluid outlet end-fitting.

Abstract: A sensor-cleaning apparatus includes an upper piece, a lower piece fixed to the upper piece, a plurality of inserts inserted into the upper piece, and a plurality of nozzles. The upper piece and the lower piece form a tubular segment that is elongated along an arc of a circle and encloses a chamber. Each nozzle is formed of the upper piece and one of the inserts. Each nozzle includes a deflection surface and a tunnel from the chamber to the deflection surface, and each tunnel is partially formed of the upper piece and partially formed of the respective insert.

Abstract: A sensor-cleaning apparatus includes an upper piece, a lower piece fixed to the upper piece, a plurality of inserts inserted into the upper piece, and a plurality of nozzles. The upper piece and the lower piece form a tubular segment that is elongated along an arc of circle and encloses a chamber. Each nozzle is formed of the upper piece and one of the inserts. Each nozzle includes a deflection surface and a tunnel from the chamber to the deflection surface, and each tunnel is partially formed of the upper piece and partially formed of the respective insert.