Patent ID: 6530305
Filing Date: 2003-03-11
Classification: F41F

Abstract:
A launching apparatus comprising:a launch tube having a fore end and an aft end, each end having an opening formed therein; a muzzle cap fit to the fore end of said launch tube; a breech mounting formed at the aft end of said launch tube; a primary housing positioned in the aft end of said launch tube forward of said breech mounting, said primary housing having a fore end and an aft end; a first telescoping cylinder slidably positioned within the fore end of said primary housing; a second telescoping cylinder slidably positioned within the aft end of said primary housing; a first telescoping piston slidably disposed in said first telescoping cylinder; a second telescoping piston slidably disposed in said second telescoping cylinder and joined to said breech mounting; a gas generator provided within said primary housing between said first telescoping cylinder and said second telescoping cylinder; a ram plate positioned in said launch tube and connected to said first telescoping piston; and a projectile seated between said ram plate and said muzzle cap.