Rumpler B.I

Rumpler B.I
Role	Reconnaissance aircraft
National origin	Germany
Manufacturer	Rumpler
First flight	1914
Primary user	Luftstreitkräfte
Number built	ca 225

The Rumpler B.I (factory designation 4A) was a military reconnaissance aircraft produced in Germany during World War I.^[1] It was a conventional two-bay biplane with unstaggered wings of unequal span.^[2] It featured two open cockpits in tandem and fixed, tailskid undercarriage.^[2] Its upper wing reflected the wing design of the Etrich Taube that Rumpler was building at the time.^[3]

Rumpler built 198 of these aircraft for the Luftstreitkräfte, plus 26 seaplane versions for the Imperial German Navy.^[2]

Variants

• 4A - landplane with Mercedes D.I engine, military designation B.I^[3]
  • 4A13 - B.I with balanced, comma-style rudder^[4]
  • 4A14 - version with Benz Bz.III engine^[5]
• 4B - seaplane
  • 4B1 - version with Mercedes D.I engine^[6]
  • 4B2 - version with Benz Bz.III engine^[6]
  • 4B11 - version with Benz Bz.I engine^[5]
  • 4B12 - version with Benz Bz.III engine^[5]

Specifications (B.I)

Data from Gray & Thetford 1962, p.518

General characteristics

• Crew: Two, pilot and observer
• Length: 8.40 m (27 ft 7 in)
• Wingspan: 13.00 m (42 ft 8 in)
• Height: 3.10 m (10 ft 2 in)
• Empty weight: 750 kg (1,650 lb)
• Gross weight: 970 kg (2,100 lb)
• Powerplant: 1 × Mercedes D.I, 75 kW (100 hp)

Performance

• Maximum speed: 145 km/h (90 mph)

Notes

References

• Gray, Peter; Owen Thetford (1962). German Aircraft of the First World War. London: Putnam. 
• The Illustrated Encyclopedia of Aircraft. London: Aerospace Publishing. 
• Kroschel, Günter; Helmut Stützer (1994). Die Deutschen Militärflugzeuge 1910–1918. Herford: Verlag E.S. Mittler & Sohn. 
• Taylor, Michael J. H. (1989). Jane's Encyclopedia of Aviation. London: Studio Editions. 

Aircraft produced by Rumpler B.I C.I • C.III • C.IV • C.V • C.VI • C.VII • C.VIII • C.IX D.I G.I • G.II • G.III

Idflieg B-class aircraft designations AEG: B.I  • B.II  • B.III Albatros: B.I  • B.II  • B.III Aviatik: B.I  • B.II DFW: B.I  • B.II Euler: B.I  • B.II  • B.III Halberstadt: B.I  • B.II  • B.III Kondor: B.I LVG: B.I  • B.II  • B.III NFW: B.I Otto: B.I Rumpler: B.I Sablatnig: B.I

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