The Dewoitine D.560 was a prototype French

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 single-seat fighter developed by Dewoitine

Dewoitine

Constructions Aéronautiques Émile Dewoitine was a French aircraft manufacturer established by Émile Dewoitine at Toulouse in October 1920. The company's initial products were a range of metal parasol-wing fighters which were largely ignored by the French Air Force but purchased in large quantities...

 as an alternate to the Dewoitine D.500. The design failed to better the performance and only one aircraft was built.

Development

To provide an alternate design in the competition to supply the French Air Force

French Air Force

The French Air Force , literally Army of the Air) is the air force of the French Armed Forces. It was formed in 1909 as the Service Aéronautique, a service arm of the French Army, then was made an independent military arm in 1933...

 with a successor to the Nieuport 62. Rather than the low-wing monoplane design of the D.500 the D.560 had a shoulder mounted gull wing. During test flying the D.560 was found to be slower than the D.500 and had stability problems. The aircraft was re-built with a parasol wing and re-designated the D.570. Performance was even worse than the Gull-wing design and following a crash of the prototype development was abandoned.

Variants

D.560

Prototype gull-wing fighter, one built.

D.570

The D.560 rebuilt with a parasol wing.

Specifications (D.560)