Procedure for cutting trees located in the vicinity of an electricity transmission line, and saw cutting tree tops.

摘要

Procedure for cutting the tops (19) of trees (18) located in the vicinity of an electrical cable (12) of a transmission line power (10), comprising: - providing a helicopter (15) having a saw short-goblets (17) suspended from said helicopter (15) via a suspension means (16), said saw comprising a motor (28) and at least two cutting blades (20) rotating in the same direction, - suspend said helicopter one viewing device (21), - piloting the helicopter (15) near the power line (10) using the sighting device (21) as a visual guide for the helicopter pilot maintains adequate separation from the power line, so that the leaves of the short-goblets saw (17) cut the tops (19) of the selected trees, characterized in that - said cutting blades (20) can rotate in a horizontal plane when the saw cuts -copas (17) is suspended from the helicopter (15), - said vision device (21) is mounted at a certain angle with the horizontal plane, corresponding angle viewing device the angle of a desired cutting line of the cups (19) of trees in a direction away from power line, - the sighting device (21) is situated at a distance from said cutting blades (20) based on the distance from said power line (10) to a tree to be cut and the cutting height of the tree for that distance, and - cutting the tops (19) of trees (18) located in the vicinity of the electric cable (12) of the power line (10) by flying the helicopter (15) in a direction parallel to the power line while the viewing device (21) focuses on the power cord.