| 摘要 |
FIELD: transport. ^ SUBSTANCE: invention relates to aircraft with low noise at take-off and landing. Aircraft comprises airframe, two wings, vertical tail consisting of at least two fins and at least one gas turbine engine mounted at aircraft tail part. Tail unit forms with airframe tail part a channel. Gas flows generated of gas turbine engine enter said channel. Main undercarriage support is arranged right under airframe. Sweepback wings feature sweep angle (å) not exceeding 10 and elongation not smaller than 10 and are arranged in lateral direction with respect to airframe and do not carry engines. ^ EFFECT: reduced air craft noise in take-off and landing. ^ 2 dwg |
