Фотографии
-
Air Pictorial 1956-06 / The journal of a roving spotter
The Hunting Percival P.74 helicopter, XK889, is now complete, and is shown here for the first time.
-
Aeroplane Monthly 1986-07 / J.Silvester - Percival's Porky Chopper
The P.74 was never fully completed. This photograph of the helicopter, tethered at Luton Airport and sans tail rotor, was as near as it ever came to completion.
-
Aeroplane Monthly 1986-07 / J.Silvester - Percival's Porky Chopper
The partially completed P.74 undergoing initial engine tests at Luton in December 1955. The two Oryx engines were located in the helicopter's belly and were accessible through large detachable panels on each side.
-
Aeroplane Monthly 1986-07 / J.Silvester - Percival's Porky Chopper
The P.74 under construction at Luton in 1955.
-
Aeroplane Monthly 1986-07 / J.Silvester - Percival's Porky Chopper
View of the P.74's cabin. Each seat position was provided with a large window. In the event seats were never fitted.
-
Aeroplane Monthly 1986-07 / J.Silvester - Percival's Porky Chopper
Detail of one of the four torsionally-sprung undercarriage legs, the front pair of which were steerable.
-
Aeroplane Monthly 1986-07 / J.Silvester - Percival's Porky Chopper
P.74 rotor blade aerofoil tests were carried out on a Sikorsky R-4B, converted to drive a whirling arm on which the test sections were mounted.
Другие самолёты на фотографии: Sikorsky R-4 Hoverfly - США - 1942
-
Aeroplane Monthly 1986-07 / J.Silvester - Percival's Porky Chopper
Cockpit detail of the P.74.
-
Aeroplane Monthly 1986-07 / J.Silvester - Percival's Porky Chopper
The passenger cabin was fitted with a mass of instrumentation for test purposes.
-
Aeroplane Monthly 1986-07 / J.Silvester - Percival's Porky Chopper
Model of the original P.74 design, showing the large fin with an inclined-hinged rudder, later replaced by a tail rotor.
-
-
Aeroplane Monthly 1986-07 / J.Silvester - Percival's Porky Chopper
Hunting Percival P.74 helicopter
