An inflatable lifting system basically consists of a flexible membrane attached to the periphery of a base containing an orifice. A load is suspended from the inner surface of the membrane and the base rests in contact ...

A re-assessment of a generally accepted theory of parachute stability has been made with the object of clarifying the assumptions used in its derivation and exposing deficiencies in previous treatments. Some new, equations ...

A method of calculating the fuel boiling losses, due to aerodynamic heating, from a supersonic aircraft with integral wing fuel tanks is devised and is applied to the Concord, assuming flight conditions of Mach 2.2 at 64000 ...