for unpowered vehicles, e.g. gliders or parachutes

Full Title

Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots > Control within particular dimensions > Control of position or course in three dimensions [3D] > for unpowered vehicles, e.g. gliders or parachutes

Classification Context

Section:

PHYSICS

Class:

CONTROLLING; REGULATING

Subclass:

SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES