Patent ID: 7013788

Claim:
A launch tube assembly comprising: an aft launch tube portion, said aft launch tube portion having a forward open end and a rear closed end for housing a gas generator; a transfer sleeve having a first end fixed to and adjacent the forward open end of said aft launch tube portion and a second end; a forward launch tube portion positioned within said transfer sleeve adjacent the second end thereof and selectively adjustable with respect to a longitudinal axis of said transfer sleeve, said forward launch tube portion having a forward end and a rear open end, the rear open end facing the forward open end of said aft launch tube portion, an adjustable plenum being defined as a volume within said transfer sleeve defined by a distance between the forward end of said aft launch tube portion and the rear end of said forward launch tube portion, said forward launch tube portion being provided to house a launch tube device; and an end cap pinned to the forward open end of said forward launch tube portion.