| 摘要 |
<p>PURPOSE:To provide a rocket thrust direction control device best suited especially for a compact rocket or a rocket requiring only a small quantity of thrust direction control and allowing the simplification of structure and cost reduction to be attained. CONSTITUTION:The side wall on the outlet end side of a rocket nozzle N is provided with four gas getting opening parts 1 at an angle of 90 deg. apart in the circumferential direction; and a movable plate 2 for opening/closing each opening part 1, a hydraulic cylinder 5 which is the opening/closing drive mechanism 3 of each movable plate 2, a rotation transmission part 5, a flexible shaft 7, a driving gear 8 and a rack 9 are further provided to form a rocket thrust direction control device.</p> |
