The Hurel-Dubois HD.10 was a French research aircraft first flown in 1948 to investigate Maurice Hurel's ideas about high-aspect ratio wings

Aspect ratio (wing)

In aerodynamics, the aspect ratio of a wing is essentially the ratio of its length to its breadth . A high aspect ratio indicates long, narrow wings, whereas a low aspect ratio indicates short, stubby wings....

. It was a single-seat monoplane with retractable tricycle undercarriage, twin tail

Twin tail

A twin tail is a specific type of vertical stabilizer arrangement found on the empennage of some aircraft. Two vertical stabilizers — often smaller on their own than a single conventional tail would be — are mounted at the outside of the aircraft's horizontal stabilizer...

s, and featuring an extremely long, slender wing with an aspect ratio of 30. This was mounted above the aircraft's enclosed cockpit and braced with struts. Construction was of metal throughout. Between 1948 and 1954, this aircraft accumulated some 200 hours of flight time and is now preserved in the Musée de l'Air et de l'Espace

Musée de l'Air et de l'Espace

The French Air and Space Museum is a French museum, located in the south-eastern edge of Le Bourget Airport, north of Paris, and in the commune of Le Bourget. It was created in 1919 from a proposition of Albert Caquot .-Description:Occupying over of land and hangars, it is one of the oldest...

in Paris.

Specifications