| 摘要 |
<p>Gas propellor having at least one pair of diametrically opposed lateral nozzles in order to supply a thrust force directed towards the rear of the missile or projectile and comprising a cake of solid propellant relatively insensitive to the combustion pressure, and opening-closing valves of each of the nozzles, these valves being sliding elements provided with pneumatic flip-flop actuators that are controlled by control circuits including a logic operator allowing to prevent the situation or state of the valves corresponding to the simultaneous closing of the two nozzles of a same pair, and the sliding elements of the valves being provided with mechanical safety means in order to limit the relative displacement of these sliding elements.</p> |
