__NOTOC__ The Helmy Aerogypt was a British four-seat cabin monoplane designed and built by

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ian Saleh Helmy at

Heston Aerodrome Heston Aerodrome was an airfield located to the west of London, England, operational between 1929 and 1947. It was situated on the border of the Heston and Cranford areas of Hounslow, Middlesex. In September 1938, the British Prime Minister, Ne ...

in 1938. The Aerogypt I was a low-wing cantilever monoplane initially powered by three 22 hp (16 kW)

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engines. The aircraft had an upward hinged roof that acted as a landing flap. Registered ''G-AFFG'', it first flew in 1939. It later had the hinged roof removed, and was re-designated the Aerogypt II. Another modification added end plates to the horizontal tail surfaces, and was re-designated the Aerogypt III, and last flown in that configuration in September 1940.Jackson (1974) In 1943, the aircraft was modified as the Aerogypt IV with a tricycle landing gear and two 65 hp (48 kW)

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engines. It was flown from

White Waltham Airfield White Waltham Airfield is an operational general aviation aerodrome located at White Waltham, southwest of Maidenhead, in the Royal Borough of Windsor and Maidenhead in Berkshire, England. This large grass airfield is best known for its asso ...

, but in November 1946 it was damaged beyond repair when it was dropped by the recovery crane following a landing accident at

RAF Northolt ("Ready to carry or to fight") , pushpin_map = Greater London , pushpin_label = RAF Northolt , pushpin_map_caption = Shown within Greater London , coordinates = , type = Royal Air Force station , code = , site_area = , height = , owners ...

.Smith (2002)

Variants

;Aerogypt I :Initial designation, a three-engine monoplane with tail wheel landing gear. ;Aerogypt II :Modified with hinged roof removed. ;Aerogypt III :Modified with end plates on horizontal tail surfaces. ;Aerogypt IV :Rebuilt as a two-engine monoplane with tricycle landing gear.

Specifications (Aerogypt IV)

Notes

References

* * *Smith, Ron. 2002. British Built Aircraft Vol.I Greater London. Tempus Publishing. {{ISBN, 0-7524-2770-9 1930s British civil utility aircraft Trimotors Low-wing aircraft Aerogypt Aircraft first flown in 1939