Engineering:Kinner Playboy

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Playboy
Kinner R Playboy NS-22 (6958078949).jpg
Role Sporting monoplane
Manufacturer Kinner Airplane & Motor Corporation
Designer Max B. Harlow
First flight 1933
Number built 13[1]

The Kinner R Playboy was a 1930s United States two-seat sporting monoplane built by Kinner Airplane & Motor Corporation.[1]

Design and development

The Playboy was a two-seat (side-by-side) sporting monoplane designed by Max B. Harlow and built by the Kinner Airplane & Motor Corporation in 1933.[2] Originally built with an enclosed cockpit the sole R was modified to have an open cockpit as the Kinner R-1 Playboy. Production aircraft were designated Kinner R-5 Playboy. one of the 12 built being supplied to the China Aviation Assn (Shanghai), fitted with a 210 hp (157 kW) Kinner C-5 engine.[1] The Center for Freedom and Flight in Vacaville, California has one of the two remaining aircraft on display.

Variants

Data from:[1]

Kinner R Playboy
The original closed cockpit version of the Playboy.
Kinner R-1 Playboy
The R modified to have an open cockpit.
Kinner R-5 Playboy
The production version with enclosed cockpit, 12 aircraft were built.

Specifications (R-5)

Data from [1]

General characteristics

  • Crew: 2
  • Length: 24 ft 2 in (7.37 m)
  • Wingspan: 32 ft 9 in (9.98 m)
  • Gross weight: 809 lb (367 kg)
  • Powerplant: 1 × Kinner R-5 5-cyl. air-cooled radial piston engine, 160 hp (120 kW)
  • Propellers: 2-bladed metal propeller

Performance

  • Maximum speed: 138 mph (222 km/h, 120 kn)
  • Cruise speed: 125 mph (201 km/h, 109 kn)
  • Stall speed: 55 mph (89 km/h, 48 kn)
  • Range: 600 mi (970 km, 520 nmi)
  • Service ceiling: 14,000 ft (4,300 m)

References

Citations

  1. 1.0 1.1 1.2 1.3 1.4 Eckland, K.O. (6 December 2007). "Kinner". USA: Aerofiles.com. http://aerofiles.com/_kinner.html. Retrieved 18 May 2012. 
  2. Jouhn Underwood (Winter 1969). "The Quiet Professor". Air Progress Sport Aircraft. 

Bibliography

  • The Illustrated Encyclopedia of Aircraft (Part Work 1982-1985). Orbis Publishing. 

External links