The Sopwith Grasshopper was a British two-seat touring biplane built by the Sopwith Aviation and Engineering Company at Kingston upon Thames in 1919.^[1]

Development

The Grasshopper was a conventional two-seat open-cockpit biplane, with a nose-mounted 100 hp (75 kW) Anzani engine. Only one aircraft was built, registered G-EAIN, which obtained its Certificate of Airworthiness in March 1920.^[1] It passed through a number of private operators until 1929 when the Certificate was not renewed.^[1] The last owner had been Constance Leathart.^[2]

Specifications

Data from ^[1]

General characteristics

• Crew: 1
• Capacity: 1
• Length: 23 ft 1 in (7.04 m)
• Wingspan: 33 ft 1 in (10.09 m)
• Height: 9 ft 0 in (2.74 m) ^[3]
• Wing area: 312 sq ft (30.0 m²) ^[3]
• Gross weight: 1,670 lb (758 kg)
• Powerplant: 1 × Anzani 10 , 100 hp (75 kW)

Performance

• Maximum speed: 90 mph (144 km/h, 78 kn)

References

Notes

Bibliography