Abstract: The present invention relates to a method for controlling the fluid circulation in a spraying system comprising a boom comprising a nozzle, supply means, at least one pulse-width modulation generator of a signal and a pressure sensor, said method comprising the following steps: a) setting a reference pressure; b) calculating a percentage of flow rate reduction to be applied according to said pressure, said percentage of flow rate reduction corresponding to the expected flow rate; then c) generating a control signal corresponding to said expected flow rate; d) spraying a liquid, by measuring the supply pressure of said nozzle; e) measuring a flow rate of liquid supplying the boom; f) determining the outgoing liquid flow rate of liquid leaving said nozzle g) modifying the control of the generator according to a comparison between the determined outgoing liquid flow rate and the expected flow rate.

Abstract: A spraying nozzle for an agricultural device, a spraying system and agricultural machine provided therewith and method therefor. The spraying nozzle includes a body and a nozzle head, the body comprising a first inlet chamber, a second inlet chamber, and a mixing chamber. The first inlet chamber includes a first inlet configured to receive a first fluid under a first pressure and a first outlet that is fluidly connected to the mixing chamber, and the second inlet chamber comprises a second inlet configured to accept a second fluid under a second pressure and a second outlet that is fluidly connected with the mixing chamber. The mixing chamber is fluidly connected to the nozzle head.

Abstract: The invention relates to the field of agricultural spraying. It relates to a method for preparing a treatment product in a quantity needed for treating a plot of land using a localized spraying system. According to the invention, the method (100) comprises: a step (120) of generating a vegetation prediction map, said map being generated from an earlier vegetation map and from a plant growth model that models the growth of the plants being cultivated on the plot of land; a step (130) of generating a spray prediction map, said map being generated from the vegetation prediction map, a quantity of treatment products to be sprayed being determined for each zone of the spray prediction map; and a step (140) of determining a total quantity of treatment product, said quantity being calculated according to the quantities of treatment product to be sprayed in the various zones of the spray prediction map.

Abstract: A fluid spraying facility including a fluid circulation pipe and a scraper that can circulate in the pipe in order to push back the fluid present in the pipe as it moves forward, the pipe and the scraper each having a circular section, the pipe having an inner diameter, the scraper having an outer diameter, the outer diameter having a first value. A difference between the inner diameter of the pipe and the first outer diameter value of the scraper is greater than or equal to 100 micrometers, preferably greater than or equal to 200 micrometers.

Abstract: A piezo actuator for carrying out an actuating movement is disclosed, with a piezo bending transducer made of a carrier layer which is at least partially covered on one or two sides with a piezo lamella, with a movable end and with a housing, with a reference stop connected to the housing for determining a reference position for the actuating movement, with a first bearing region which comprises regions of the piezo actuator and the housing and which allows for twists ?1 of the piezo bending transducer, with a second bearing region having a surface on the side of the bending transducer and a surface on the side of the housing, and an intermediate layer between the surfaces, which connects them and which can be liquefied, and with a pressure element for generating a bias torque on the piezo bending transducer around the first bearing region against the reference stop.

Abstract: The invention relates to a spray boom comprising a nozzle holder connected to a duct, comprising a first nozzle, a section, a group of nozzles, a flow regulating means arranged between the nozzle and the section and comprising at least one inlet and two outlets controllable between an open and closed position, said flow regulating means allowing supply of the nozzle and/or the group of nozzles with liquid, and in the closed position preventing their supply with liquid, in the open position of the first outlet or the second outlet, said flow regulating means allows supply of the nozzle and the section respectively, and in the closed position prevents supply of the first nozzle and the section respectively.

Abstract: Device for applying a product, including a frame in which a product conduit is provided, the frame defining a longitudinal bore, the device including a needle mounted in the longitudinal bore, the device including a product application valve formed by a nozzle provided on the frame and a shutter provided at an end of the needle in the product conduit. The needle is configured to be moved along a longitudinal axis between a closed position and an open position of the dispensing valve. The device includes a stop fixed in relation to the needle, and a stop fixed in relation to the frame, configured to limit the return of the needle towards its closed position to an intermediate position between the closed and the open position, by interaction with the stop fixed in relation to the needle, and the stop fixed in relation to the frame has an adjustable position.

Abstract: A method for connecting to equipment by means of an electronic terminal, including an image sensor of the electronic terminal acquiring a visual indicator image displayed by the equipment, the visual indicator including connection identifiers for establishing a communication link with the equipment in coded form, a software application installed on the electronic terminal extracting the connection identifiers from the acquired image, and the connection identifiers establishing a local wireless communication link between a communication interface of the electronic terminal and a communication interface of an electronic controller of the equipment.

Abstract: An installation including an atomizer configured to atomize a fluid, a robot and a first station, the robot being configured to move the atomizer in a predetermined reference frame between at least a first position and a second position, the atomizer being configured to atomize the fluid when the atomizer is in the first position, a distance being defined between the atomizer and the first station, the distance when the atomizer is in the second position being strictly less than the distance when the atomizer is in the first position. The first station includes at least one sensor configured to measure at least one value of a parameter of the atomizer when the atomizer is in the second position.

Abstract: A composter having a holding portion for holding material to be composted, a tank portion for collecting leachate formed during composting and a tap for allowing flow of collected leachate out of the tank portion. The composter may include a paddle for tamping down material added to the composter, wherein the composter has a paddle storage location for the paddle and paddle securing means for holding the paddle in the storage location. The tap may be an extendible tap moveable between a retracted position and an extended position.

Abstract: A device for measuring a mass of a body, the device including a support suitable for supporting the body, a frame and an actuator designed to vibrate the support relative to the frame. The device includes an accelerometer designed to measure values of an acceleration of the support upon vibration of the support, and an electronic control module designed to estimate the mass of the support body from the measured acceleration values.

Abstract: A spray gun for fluid, including a body defining an internal pipe, a shutoff member which is movable between a release position and a shutoff position of the internal pipe, a connecting member rigidly connected to the shutoff member, a coupling member having an engaged configuration in which it is fixed relative to the body, and a trigger pivotably mounted about a primary axis relative to the connecting member and about a secondary axis relative to the coupling member, the primary and secondary axes being parallel. The coupling member has a deployed configuration in which it is mobile in translation relative to the body in a direction orthogonal to the primary and secondary axes.

Abstract: The present invention is directed to a nozzle holder, having a body, a dispensing chamber, a plurality of valves in the dispensing chamber, movable between an open and closed position, a rotationally movable plate in contact with a first end contact surface of each valve to control the movement of said valve between its two positions; wherein the peripheral edge of the plate has high and low edge portions, in the opening position of a valve, the first end contact surface is in contact with a first plate edge portion, and in the closing position, the first end contact surface of the valve is in contact with a second plate edge, the second edge being different from the first edge.

Abstract: An agricultural device for working a field, a receiving system configured to receive data from an agricultural device, a system for collecting and storing agricultural data, and a method for aggregating data from an agricultural device. The agricultural device includes—a tool for working the field, a data aggregation system configured to collect a plurality of measurements at a time (T), a data processing unit, operatively connected to the data aggregation system, a memory operatively connected to the data processing unit, and a communication module operatively connected to the data processing unit. The data processing unit is configured to process each measurement from the plurality of measurements from the data aggregation system.

Abstract: Apparatus for spraying a fluid, including a pipe, a scraper capable of moving in the pipe, and a casing defining a storage volume for accommodating the scraper in a position for storing the scraper, the scraper being configured to push fluid in front of it which is present in the pipe when the scraper moves in the pipe, the storage volume being in fluid communication with the pipe and being configured to allow the scraper to move between the storage volume and the pipe. The scraper includes a first magnet, and the casing includes a second magnet capable of exerting a first force on the first magnet to move the scraper from the storage volume to the pipe.

Abstract: A bowl for spraying a coating product, intended to be integrated into a rotary spraying apparatus for spraying a coating product. The spraying apparatus includes a turbine for rotating the bowl about an axis of rotation, and a body that defines the axis of rotation and includes shaping air ejection orifices arranged in a crown. The bowl includes a body which is centered in relation to an axis and which defines an inner radial surface for distributing the coating product to a spraying edge, as well as an outer radial surface. The outer radial surface of the bowl includes a deflector for at least partially directing a flow of cleaning product towards the crown of the body, the cleaning product flowing along the outer radial surface towards the spraying edge.

Abstract: A boom section for an agricultural sprayer supports a plumbing pipe and a plurality of spray nozzles attached thereto. The boom section includes first and second upper beams, first and second lower beams, and gusset plates. The first and second upper beams and the first and second lower beams define an open interior between the first and second upper beams and the first and second lower beams. The gusset plates are disposed in the open interior, and are coupled to each of the first and second upper beams and first and second lower beams. The gusset plates extending from the first and second upper beams to the first and second lower beams in alternating angles in an interleaved manner. Each of the gusset plates has at least one cutout area defining a void sufficient to receive the plumbing pipe such that the spray nozzles are disposed within the open interior.

Abstract: Provided is a method of coating at least an area of a surface by a Drop-on-Demand (DOD) method, comprising the steps of providing a DOD dispensing head (1) with at least two individually controllable nozzles (2) arranged in a row, which is moved by a robotic device, applying a movement to the DOD dispensing head parallel while maintaining a distance between the nozzles (2) and the surface, wherein the movement comprises a rotation of the dispensing head around an axis perpendicular to the surface, dispensing discrete amounts of a the liquid coating material through the at least one nozzle onto the surface, wherein firing of the at least 2 nozzles is triggered non-synchronously by a control unit.

Abstract: A sprayer support including a housing for a high-voltage unit or plug, a guiding member for at least one coating product hose, a retention member for air hoses, a first fastening member for fastening to a robot, and a second fastening member for fastening to a sprayer. The housing, the guiding member, the retention member, the first fastening member, and the second fastening member are formed from a single part.

Abstract: A kit for a spray gun including a sleeve delimiting an inner volume provided to contain a pressurized fluid, the sleeve being configured to be connected to a main body of a spray gun, the sleeve having a radial periphery delimiting a fluid outlet of the sleeve and at least one orifice emerging on the radial periphery and fluidly connecting the inner volume and the radial periphery, a connector having an intake end connected to the fluid outlet and a connecting end suitable for being connected to a cup so as to fluidly connect the cup to the inner volume of the sleeve, and a ring surrounding the sleeve and covering the fluid outlet outside the intake end of the connector.