Improvements in Framework Structures for Balloons.
Реферат: 17,857. Huber, C. Jan. 4, [Convention date]. Aerostats.-The framework of a balloon comprises longitudinally corrugated bearers a arranged radially edgeways, the summits of the corrugations being riveted or glued together with wedge-shaped insertion pieces c. The bearers are preferably of veneer reinforced on the longitudinal edges by a binding e of aluminium, and having recesses a<1>, Fig. 4, to reduce the weight, the edges of the recesses being similarly bound. Distance plates b, Figs. 3 and 5, of similar construction to the bearers, or crossed wires or tension rods d, Fig. 6, may be used to strengthen the framework.
Improvements in or relating to bridge structures for submarine vessels
Номер патента: GB309077A. Автор: . Владелец: Electric Boat Corp. Дата публикации: 1930-06-27.