| 摘要 |
FIELD: transport.SUBSTANCE: invention relates to aircraft and space engineering, particularly, to airship drives. Aircraft adjustable element drive comprises backup component, variable-volume chamber and controlled pump communicated via control line with said chamber. Proposed drive includes additional adjustable valve arranged at control pipe. Backup component consists of tubular vase accommodating working element made of alloy with shape memory effect, hot gas feed source communicated with tubular case, lock and working element loading means. Working element one end is secured at airship airframe while opposite end is connected with working element loading means. Aforesaid lock is arranged between airship airframe and aforesaid loading means.EFFECT: higher reliability.3 cl, 2 dwg |
