A torsion box consists of two thin layers of material (skins) on either side of a lightweight core, usually a grid of beams. It is designed to resist...

and torsion box have changed, with wood, various plastic foams, fibreglass, kevlar and carbon fiber all being used in different designs. Torsion box designs...

devised sometime before 1783 by geologist John Michell, who constructed a torsion balance apparatus for it. However, Michell died in 1793 without completing...

The wing consists of two cantilever sections attached to a central torsion box, forming a single unit with the fuselage. The air brakes are housed in...

the torsion box ski construction design is patented. The patent is referenced by Kästle, Salomon, Rottefella, and Madshus, but in fact, torsion box skis...

undercarriage was used as the wing box couldn't have cutouts for wheel stowage which would reduce wing torsion box stiffness required for the forward...

with range increased to 3,650 km (2,268 mi) with fuel tanks in the wing torsion box and seating for 124 passengers. The engines were moved 1 m (3 ft) outward...

employed on the Sea Harrier and AV-8B would be used. The wing and the torsion box were to be enlarged to accommodate extra fuel and hardpoints to improve...

D-shaped torsion box. Most aircraft of the era used two spars, near the front and rear edges of the wings, but the D-box was much stiffer torsionally, and...

whether flown single seated or dual seated. The D-type leading edge torsion box is of plywood and the whole wing is fabric-covered. There are metal Schempp-Hirth...