| 摘要 |
FIELD: transportation. ^ SUBSTANCE: cruciform in plane parachute contains canopy which has square central part and four lateral blades, each of them is affixed to lateral side of central part and directed to its external edge. Lateral edges of adjacent blades are connected to forming of hole angularly to central part. Parachute is outfitted by lune aprons, covering on top holes between blades. Aprons are affixed to parachute blades with forming of air channels. Air channels communication holes with atmosphere. ^ EFFECT: rising of canopy air resistance. ^ 2 dwg |
