Airships past and present, together with chapters on the use of balloons in connection with meteorology, photography and the carrier pigeon (1908)
Hildebrandt, A. (Alfred), b. 1870, Story, W. H. tr · New York, D. Van Nostrand company · leaf 210
r 04 in. high. Ifthere is a sufficiencyof gas the envelopemust always retainits shape. As soonas the pressure increases owing to the rising of the balloon, theair is pressed out of the air-bag into a steering-bag through aconnecting valve. The wind therefore automatically fills upany deficiency… … Fig. 11G.—Drawing showing the design of thekite-balloon. Ventil = valve. Kette = belt. Entleerungsloch = hole foremptying the balloon of its contents. Ventilleine = valve-line. Buchse = stuffing box. Fiillansatz = inflating neck.Naht des Ballonets = seam of the air-bag. Ballonetmaul =opening into…
Aeronautics
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