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Berco SpA, is a manufacturer and supplier of undercarriages for heavy machinery.Founded in the 1920s, the Italian company creates undercarriage solutions for all types of earthmoving machinery that range in weight from 1 to 330 tons. [1]
In aviation, the term refers to the structural component that attaches the undercarriage or landing gear to the airframe. [14] For aircraft equipped with retractable landing gear, the trunnion is pivoted to permit rotation of the entire gear assembly. [15] In axles, the term refers to the type of suspension used on a multi-axle configurations.
Special flanged steel wheels are behind the rubber-tired running wheels, with additional horizontal guide wheels in front of and behind the running wheels, as well. The unusually large flanges on the steel wheels guide the bogie through standard railroad switches , and in addition keep the train from derailing in case the tires deflate .
The landing gear represents 2.5 to 5% of the maximum takeoff weight (MTOW) and 1.5 to 1.75% of the aircraft cost, but 20% of the airframe direct maintenance cost. A suitably-designed wheel can support 30 t (66,000 lb), tolerate a ground speed of 300 km/h and roll a distance of 500,000 km (310,000 mi) ; it has a 20,000 hours time between overhaul and a 60,000 hours or 20 year life time.
Aircraft Wheels and Configuration Nose section Center section Example A318, A319, A320, A321 (standard): 6 wheels [1x2]+[2x2] An Airbus A319 from bmi: A300, A310, A320, A330, A350-900
Tricycle gear is a type of aircraft undercarriage, or landing gear, that is arranged in a tricycle fashion. The tricycle arrangement has one or more nose wheels in a single front undercarriage and two or more main wheels slightly aft of the center of gravity. Tricycle gear aircraft are the easiest for takeoff, landing and taxiing, and ...
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The Acro Sport is a short-span biplane of conventional taildragger configuration, typically built with an open cockpit and spatted main undercarriage. Its structure is a fabric-covered, steel tube fuselage and tail group, with a wood wing structure.