Abstract: Olive harvesting machine of the type that includes a chassis with four wheels, a power engine, and command and transmission devices: the said chassis carries an operator's cab and a frame supporting the rollers placed in opposition to one another, each of which consists of a motorized vertical axle to which are connected several hairs capable of being in physical contact with the branches of the plant. Each of the said hairs is connected to abovementioned vertical axle so that, apart form enabling a turning movement, they allow the free end in the axle to oscillate as compared to the end attached to the axle.