The Delta D2 is an Australian

diesel Diesel may refer to: * Diesel engine, an internal combustion engine where ignition is caused by compression * Diesel fuel, a liquid fuel used in diesel engines * Diesel locomotive, a railway locomotive in which the prime mover is a diesel engin ...

-powered

helicopter A helicopter is a type of rotorcraft in which lift and thrust are supplied by horizontally spinning rotors. This allows the helicopter to take off and land vertically, to hover, and to fly forward, backward and laterally. These attributes ...

, under development by Delta Helicopters of

Tanah Merah, Queensland Tanah Merah is a residential Suburbs and localities (Australia), suburb in the City of Logan, Queensland, Australia. In the , Tanah Merah had a population of 4,752 people. It was originally named by the Queensland Place Names Board in 1971. G ...

. The aircraft was publicly introduced in 2009 and is intended to be supplied as a kit for amateur construction.Bayerl, Robby; Martin Berkemeier; et al: ''World Directory of Leisure Aviation 2011–12'', page 190. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X By January 2013 the Delta Helicopters website was no longer available on the internet, and development of the design by Delta had ended.

Design and development

The D2 features a single three-bladed main rotor, a two-seats-in

side-by-side configuration Tandem, or in tandem, is an arrangement in which a team of machines, animals or people are lined up one behind another, all facing in the same direction. The original use of the term in English was in ''tandem harness'', which is used for two ...

enclosed cockpit with a windshield, skid-type

landing gear Landing gear is the undercarriage of an aircraft or spacecraft that is used for takeoff or landing. For aircraft it is generally needed for both. It was also formerly called ''alighting gear'' by some manufacturers, such as the Glenn L. Martin ...

and a four-cylinder, air-cooled,

two-stroke A two-stroke (or two-stroke cycle) engine is a type of internal combustion engine that completes a power cycle with two strokes (up and down movements) of the piston during one power cycle, this power cycle being completed in one revolution of ...

, turbocharged

DeltaHawk DH180 The DH180 is V-4 piston diesel aircraft engine developed for aircraft applications by DeltaHawk of Racine, Wisconsin. The engine was type certified 0n April 7, 2023. Design The design is a four-cylinder, two-stroke, piston diesel engine, ...

diesel engine made by DeltaHawk Engines, Inc. The aircraft

fuselage The fuselage (; from the French ''fuselé'' "spindle-shaped") is an aircraft's main body section. It holds crew, passengers, or cargo. In single-engine aircraft, it will usually contain an engine as well, although in some amphibious aircraf ...

is made from welded steel tubing and covered in a composite fairing. Further details about the design have not been released.

Specifications (D2)

References

{{reflist

External links

Official website archives
on

Archive.org The Internet Archive is an American digital library with the stated mission of "universal access to all knowledge". It provides free public access to collections of digitized materials, including websites, software applications/games, music, ...

Photo of the Delta D2
2000s Australian sport aircraft 2000s Australian helicopters Homebuilt aircraft Single-engined piston helicopters

Design and development

Specifications (D2)

See also

References

External links