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Commercial elliptical trainer (rear drive version) Row of elliptical trainers at a gym ElliptiGO trainers are elliptical but not stationary. An elliptical trainer or cross-trainer is a stationary exercise machine used to stair climb, walk, or run without causing excessive pressure to the joints, hence decreasing the risk of impact injuries.
This range included a treadmill, an incline trainer, an elliptical, and recumbent and upright bikes. After the 9600 series was discontinued, NordicTrack has not made any more commercial gym equipment ever since. In 2009, NordicTrack pioneered the incline trainer, a specialty treadmill that can reach an incline of up to 40%.
The 3X55 Trener (Trainer) and 3X47 Ultra are a family of ultralight aircraft produced in Poland by the 3Xtrim Aircraft Factory. Both are two-seat, high-wing, strut-braced monoplanes with fixed tricycle undercarriage and available only as completed aircraft. There are also 450 Ultra and 495 Ultra Plus sub-variants of the 3X47 Ultra, with gross ...
Lifting line theory supposes wings that are long and thin with negligible fuselage, akin to a thin bar (the eponymous "lifting line") of span 2s driven through the fluid. . From the Kutta–Joukowski theorem, the lift L(y) on a 2-dimensional segment of the wing at distance y from the fuselage is proportional to the circulation Γ(y) about the bar a
Link trainer in use at a British Fleet Air Arm station in 1943. The term Link Trainer, also known as the "Blue box" and "Pilot Trainer" [1] is commonly used to refer to a series of flight simulators produced between the early 1930s and early 1950s by Link Aviation Devices, founded and headed by Ed Link, based on technology he pioneered in 1929 at his family's business in Binghamton, New York.