Patent ID: 8011613

Claim:
An aircraft with reduced environmental impact comprising: a fuselage, which has a longitudinal axis and a rear part which carries a horizontal tail and at least one vertical tail, and at least one engine provided with at least one propeller and mounted at said rear part of the fuselage, on the back thereof, having an axis substantially parallel to said longitudinal axis of the fuselage, wherein: said engine is mounted on said rear part of the fuselage so that said propeller lies forward of said tails; and provided at said rear part of the fuselage, symmetrically with respect to said fuselage, are removable noise masking surfaces configured to occupy: a deployed position in which the removable noise masking surfaces project laterally with respect to said rear part of the fuselage and are positioned plumb with said propeller; and a retracted position in which the removable noise masking surfaces are incorporated into said rear part of the fuselage.