| 摘要 |
Helicopter engine-drive assembly on which the engine and drive unit are connected by a propeller shaft extending inside an articulated tubular member connected in removable manner, at one end, to the casing on the engine and, at the other end, to the casing on the drive unit and consisting of at least two segments at least one of which consists of two portions connected telescopically and secured in a given mutual position by releasable, removable fastening means. |
