High-capacity agricultural drone for carrying-out phytosanitary treatments in field crops. Brevet De Invenție, C., D. AP, 11, 2021.
High-capacity agricultural drone for carrying-out phytosanitary treatments in field crops [pdf]Paper  abstract   bibtex   
The invention relates to a high-capacity agricultural drone for carrying out phytosanitary treatments in field crops, intended to apply them with precision and to reduce the quantity of applied phytosanitary substances. According to the invention, the drone is of hexarotor type, in the shape of letter "Y", having a frame (1) consisting of three arms made of aluminum profile, which are mounted on a central plate (2), having an angle of 120° between the arms, six brushless motors (3 and 5) with propellers (4 and 6), a battery (7) that supplies with electric energy both the autopilot and six speed controllers of the motors (3 and 5) and an electric pump (8) supplied by two 12 Vdc batteries (9), pumping phytosanitary substances from a tank (10) in a circular ramp (11) to three nozzle holders (12), the ground stability being ensured by some landing ramps (13).

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