Dornier Rs III

The Dornier DO RS- III was a four-engine monoplane flying boat on Lake of the resident aircraft manufacturer Dornier works from the period of the First World War. The first flight took place on 4 November 1917.

History

The flying boat was an evolution of the previous two Dornier Dornier Rs Rs I and II were still biplanes and sesquiplane. Now In the DO Rs III, the lower wing was omitted and for the span of the enlarged upper. Again, the typical Dornier tandem arrangement of the four engines was chosen. The densely arranged in the fuselage nacelles should reduce an asymmetric thrust at an engine failure and also enable to be able to shut down one or two engines at long reconnaissance flights to save fuel. On February 19, 1918, the airplane in non-stop flight could be transferred from Lake Constance to Norderney. About the North Sea then also took place a series of flight tests with up to 3400 kg payload and duration flights from 10 to 12 hours.

Construction

The hull was made ​​12,60 m long and made of duralumin. Was to the support surface than the tail boom, a further body having a rectangular cross section, consisting of four steel uprights and Duraluminiumspanten. He was planked with duralumin front and rear covered with fabric.

The Trägflächen with struts and bracing formed a high-deck screen. They had three steel spars, ribs duralumin and fabric covering.

The kastenfömige tail had a side, but two horizontal stabilizers, and was fastened with stems and tension on the upper trunk.

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