Sikorsky R-4 is a two-seat helicopter that was designed by Igor Sikorsky with a single, three-bladed main rotor and powered by a radial engine. The R-4...

Hoverfly II. The R-6/Hoverfly II was developed to improve on the successful Sikorsky R-4. In order to enhance performance, a completely new streamlined fuselage...

The Sikorsky H-5 (initially designated R-5 and also known as S-48, S-51 and by company designation VS-327) is a helicopter built by Sikorsky Aircraft Corporation...

helicopters today. Sikorsky modified the design into the Sikorsky R-4, which became the world's first mass-produced helicopter in 1942. Igor Sikorsky was born in...

Sikorsky Aircraft is an American aircraft manufacturer based in Stratford, Connecticut. It was established by the Russian aviation pioneer Igor Sikorsky...

landing (STOVL) aircraft cannot perform without a runway. In 1942, the Sikorsky R-4 became the first helicopter to reach full-scale production. Although...

The Vought-Sikorsky VS-300 (or S-46) is an American single-engine helicopter designed by Igor Sikorsky. It had a single three-blade rotor originally powered...

The Sikorsky H-19 Chickasaw (company model number S-55) is a multi-purpose piston-engined helicopter that was used by the United States Army and United...

R utility aircraft, first flown in 1915 Sikorsky R-4, American helicopter, first flown in 1942 HMCS Cayuga (R04), Royal Canadian Navy destroyer USS R-4 (SS-81)...

Sikorsky SH-3 Sea King (company designation S-61) is an American twin-engined anti-submarine warfare (ASW) helicopter designed and built by Sikorsky Aircraft...