Accession Number : ADD015504

Title :   Load-Reducing Rocket Nozzle Operation Method.

Descriptive Note : Patent, Filed 19 Feb 91, patented 26 May 92,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s) : Mitchell, David L ; Stein, Alan J ; Barndt, Charles L , Jr ; Szeto, William W

Report Date : 26 May 1992

Pagination or Media Count : 5

Abstract : A submarine launched missile generates undesirable stress on the rocket nozzle hydraulic control system at the moment of ignition of the rocket motor. This stress can be minimized by operating the system so that the nozzle is near center and the hydraulic actuator valves are open at ignition.

Descriptors :   *HYDRAULIC ACTUATORS, *IGNITION, *ROCKET NOZZLES, *SUBMARINE LAUNCHED, *PATENTS, ACTUATORS, CONTROL, CONTROL SYSTEMS, MOTORS, NOZZLES, ROCKET ENGINES, ROCKETS, VALVES

Subject Categories : Underwater-launched Guided Missiles
      Guided Missile Launching and Basing Support

Distribution Statement : APPROVED FOR PUBLIC RELEASE