The Kellett Autogiro Corporation was an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 aircraft manufacturer from 1929 based in Philadelphia, named after founder W. Wallace Kellett (? – July 23, 1951).

History

The Kellett Autogiro Corporation was formed in 1929 after it acquired a licence from Pitcairn-Cierva to build autogiros. The first three designed were all typical Cierva

Juan de la Cierva

Juan de la Cierva y Codorníu, 1st Count of De La Cierva was a Spanish civil engineer, pilot and aeronuatical engineer. His most famous accomplishment was the invention in 1920 of the Autogiro, a single-rotor type of aircraft that came to be called autogyro in the English language...

 designs and the more advanced KD-1 was similar to the contempary Cierva C.30. The KD-1/G-1 was the first practical rotary-wing aircraft used by the United States Army

United States Army

The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...

. The company stopped building autogyros in the late 1940s.

Aircraft

• Kellett K-2
  Kellett K-2
  |-References:* *...
  
  
• Kellett K-3
• Kellett K-4
• Kellett KD-1
  Kellett KD-1
  -See also:-References:...
  
  
• Kellett XR-8
  Kellett XR-8
  -External links:*...
  
  
• Kellett XR-10
  Kellett XR-10
  |-References:* * -External links:* bottom of page...