Eurocopter/Kawasaki BK 117
The BK 117 was created under a joint communitarian exertion between MBB of Germany (now a piece of Eurocopter) and Kawasaki of Japan, bringing about creation lines in both nations.
The BK 117 system supplanted the freely created BO 107 and Kawasaki Kh7 plan studies. The BK 117 holds the previous' general setup, with Eurocopter in charge of the helicopter's rotor framework (which utilizes a scaled up variant of the BO 105's four edge inflexible fundamental rotor), tail unit, pressure driven framework and force controls, while Kawasaki has obligation regarding the fuselage, transmission and undercarriage.
Improvement prompted the BK 117's first flight on June 13 1979, the first generation airplane (implicit Japan) flew December 1981, certificate was recompensed in December 1982, and first conveyances occurred ahead of schedule in 1983. Introductory generation was of the BK 117 A1, while the BK 117 A3 with higher max takeoff weight and expanded tail rotor with bent cutting edges was certificated in March 1985. The BK 117 A4 presented from 1987 peculiarities expanded execution through an expanded transmission limit at takeoff force, enhanced tail rotor head and, on German fabricated flying machine, expanded fuel.
The BK 117 B1 (certificated in 1987) has all the more compelling motors and better execution, the BK 117 B2 is right now in creation and has an expanded max takeoff weight. The BK 117 C1 is a German advancement with Turbomã©ca Arriel motors, while the BK 117 C-2 now underdevelopment characteristics enhancements from the EC 135 including new aeronautic designs.
Pictures of Eurocopter/Kawasaki BK 117