D3 – Delivery drone

It is a quadrocopter designed for delivering shipments, mainly medical supplies on Mars. The principle of cargo transfer is based on reshaping the landing legs with the help of hydraulic pistons to support arms, which grab the shipment from below. For securing, the load it can also be attached to the supporting structure between the arms, on which the rotors and propellers are then placed. The drone has a camera and sensors that help avoid various obstacles during flight.​