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Beardmore Inflexible

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Top speed
  
175 km/h

Length
  
23 m

Retired
  
1930

Wingspan
  
48 m

Introduced
  
1928

First flight
  
1928

Beardmore Inflexible FileBeardmore Inflexiblepng Wikimedia Commons

Manufacturer
  
William Beard and Company

Beardmore inflexible


The Beardmore Inflexible, also known as the Rohrbach Ro VI, was a three-engined all-metal prototype bomber aircraft built by William Beardmore and Company at Dalmuir, Scotland.

Contents

Beardmore Inflexible Beardmore Inflexible bomber

Beardmore inflexible rc plane aerial footage taken from a dji quadcopter


Design and development

Beardmore Inflexible httpsuploadwikimediaorgwikipediacommonsthu

William Beardmore and Company had acquired a licence for the use of the Rohrbach principle for stressed-skin construction. Using these principles and drawings supplied by Rohrbach for the RoVI, the Beardmore company designed, what was then a massive all-metal three-engined transport, the Beardmore Inflexible.

Beardmore Inflexible Beardmore Inverness 1928 The Library of Inverness

The aircraft (Serial Number J7557) was built in sections at Dalmuir between 1925 and 1927 and these were sent by sea to Felixstowe and from there delivered by road to the Aeroplane & Armament Experimental Establishment (A&AEE) at Martlesham Heath Airfield where it first flew on 5 March 1928, appearing at the Hendon RAF Display later in the year. The aircraft was structurally advanced for its time and had good flying qualities. It was also a very large aircraft for the time, having a wingspan of 157 feet (48 m) - around 16 feet (4.9 m) greater than the Boeing B-29 Superfortress heavy bomber of World War II. However, with an all up weight of 37,000 pounds (17,000 kg). it suffered from being underpowered and, with no interest in production, the aircraft was dismantled at Martlesham Heath in 1930. It was then used to investigate the effects of corrosion on light-alloy stressed skin structures.

One of the aircraft's wheels survives, and is an exhibit in the Science Museum, London.

Operators

 United Kingdom
  • Royal Air Force
  • Specifications

    Data from Air Enthusiast International

    General characteristics

    Beardmore Inflexible Beardmore Inflexible

  • Length: 75 ft 6 in (23.02 m)
  • Wingspan: 157 ft 6 in (48.05 m)
  • Height: 21 ft 2 in (6.45 m)
  • Wing area: 1,967 sq ft (182.8 m²)
  • Empty weight: 24,301 lb (11,022 kg)
  • Max. takeoff weight: 37,000 lb (16,783 kg)
  • Powerplant: 3 × Rolls-Royce Condor II inline piston engine, 650 hp (485 kW) each
  • Performance

  • Maximum speed: 109 mph (95 knots, 175 km/h)

  • Beardmore Inflexible BeardmoreInflexibleJ755701largejpg

    References

    Beardmore Inflexible Wikipedia