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  2. EDM Aerotec CoAX 2D/2R - Wikipedia

    en.wikipedia.org/wiki/EDM_Aerotec_CoAX_2D/2R

    The CoAX 2D/2R was originally known as the FLIP 2 (Fly In Perfection) and is a derivative of the FLIP 1, a conventional helicopter with a main and tail rotor.[1]The CoAX 2D/2R was designed to comply with the European Class 6 microlight helicopter rules, including the category's maximum takeoff weight of 450 kg (992 lb).

  3. Vickers MBT Mark 7 - Wikipedia

    en.wikipedia.org/wiki/Vickers_MBT_Mark_7

    Vickers Mk. 7/2 : new turret with improved armour protection and fire control system for better fire-on the-move capability. The new turret is designed to better suit the 1.98 m turret ring of the Leopard 2 hull instead of the 2.15 m of the Vickers Valiant .

  4. Heli-Sport CH-7 - Wikipedia

    en.wikipedia.org/wiki/Heli-Sport_CH-7

    It was developed by Josi and Claudio Barbero and, with the help of the sports car designer, Marcello Gandini who produced a new, enclosed cabin, marketed from 1992 as the CH-7 Angel. [1] Its commercial success led to a tandem two-seat version with a stretched cabin and bigger engine, named the CH-7 Kompress and, in 2005, a further refinement ...

  5. OpenTTD - Wikipedia

    en.wikipedia.org/wiki/OpenTTD

    The development of OpenTTD was driven by the desire to extend the abilities of Transport Tycoon Deluxe to support user-made additions to the graphics and gameplay, as well as the desires of users to play the game on more modern operating systems and alternative computer architectures which the original game (released in 1994 for DOS and programmed in assembly language) did not support.

  6. Mil V-7 - Wikipedia

    en.wikipedia.org/wiki/Mil_V-7

    The Mil V-7 was an experimental four-seat helicopter with AI-7 ramjets at the tips of the two rotor blades. [1] It had an egg-shaped fuselage, skid undercarriage, and a two-bladed tail rotor on a short tubular tail boom. Four aircraft were built in the late 1950s, but only one is known to have flown, with only the pilot aboard. [2]

  7. Tandem-rotor aircraft - Wikipedia

    en.wikipedia.org/wiki/Tandem-rotor_aircraft

    Tandem-rotor designs achieve yaw by applying opposite left and right cyclic to each rotor, effectively pulling both ends of the helicopter in opposite directions. To achieve pitch , opposite collective is applied to each rotor; decreasing the lift produced at one end, while increasing lift at the opposite end, effectively tilting the helicopter ...

  8. NOTAR - Wikipedia

    en.wikipedia.org/wiki/NOTAR

    NOTAR ("no tail rotor") is a helicopter system which avoids the use of a tail rotor. It was developed by McDonnell Douglas Helicopter Systems (through their acquisition of Hughes Helicopters ). The system uses a fan inside the tail boom to build a high volume of low-pressure air, which exits through two slots and creates a boundary layer flow ...

  9. Klimov TV3-117 - Wikipedia

    en.wikipedia.org/wiki/Klimov_TV3-117

    The Klimov TV3-117 is a Soviet gas turbine aero engine.This engine was first made and designed by Klimov which in modern day is a aerospace manufacturer based in Saint Petersburg Russia.Moreover The Klimov TV3-117 engine was developed as an advanced version of the Klimov TV2-117, incorporating significant improvements in performance and reliability. [1]