Glider, tail-less flying wing, 'Twin Plank' VH-GST, and engineering drawings (63), wood / fabric / paper, made by Reginald Todhunter, Australia, 1958
'Twin Plank' glider and a collection of drawings and prints for its construction.
Tail-less, high-winged aircraft glider comprising an oval-shaped body and a rounded nose. The glider is made of wood and canvas with a perspex covered cockpit area on the roof and sides, which is hinged from the centre and can open upwards. The glider features cream painted wings with a red painted stripe at either end, a cream painted rear body and red painted nose. Underneath the body of the glider is a single landing wheel and on the top exterior is a metal reinforcement bar. The interior of the cockpit is blue painted metal with double seating, two fabric harnesses, controls and dashboard.
Empty weight: 430lb (195 kg)
Wingspan: 35' 6" (10.8m)
Chord (width of wing): 5' (1.5m)
Fuselage length: 10' 9" (3.2m)
Glider ratio: 18:1
Sink rate: 3' 6"/sec (1m/sec)