Sopwith Triplane of 1917, surviving Triplanes were used as advanced trainers with No. 12 Naval Squadron. Sopwith Triplane The Sopwith Triplane was a British single seat fighter aircraft designed and manufactured by the Sopwith Aviation Company during the First World War. It was the first military triplane to see operational service. The Triplane joined Royal Naval Air Service squadrons in early 1917 and was immediately successful. It was nevertheless built in comparatively small numbers and was withdrawn from active service as Sopwith Camels arrived in the latter half of 1917. Surviving Triplanes continued to serve as operational trainers until the end of
Sopwith Three-seater of a Coventry Ordnance Works biplane. and powered by a 70 hp (52 kW) Gnome Gamma rotary engine. The resulting aircraft, known as the Hybrid, first flew on 4 July 1912. The Hybrid was rebuilt in October 1912 and sold to the British Admiralty, being delivered in November 1912. When the Admiralty tendered further orders for an improved tractor biplane based on the design,Sopwith created the Sopwith Aviation Company, with a factory in a disused roller rink at Kingston upon Thames. The resulting aircraft, known variously as the Three-Seat Tractor Biplane, the Sopwith 80 hp Biplane, the Sopwith D1, or