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The BT tanks were "convertible tanks". This was a feature that was designed by J. Walter Christie to reduce wear of the unreliable tank tracks of the 1930s. In about thirty minutes, the crew could remove the tracks and engage a chain drive to the rearmost road wheel on each side, allowing the tank to travel at very high speeds on roads.
The 2-man Leclerc turret is approximately 6 tons lighter than the 3-man Leopard 2 turret. The lower weight of the vehicle enables it to traverse bridges that might not be able to support heavier tanks. [34] On 26 April 2024 the French and German defence ministers announced the designation of the technology pillars and national responsibilities.
John Walter Christie (May 6, 1865 – January 11, 1944) was an American engineer and inventor. [1] He is known best for developing the Christie suspension system used for several World War II-era tank designs, most notably the Soviet BT and T-34 [2] tanks series, and the United Kingdom Covenanter and Crusader Cruiser tanks, as well as the Comet heavy cruiser tank.
The 70th Tank Battalion was the U.S. Army's first separate tank battalion, activated on 15 June 1940, from Regular Army troops. Four more separate tank battalions (the 191st–194th) were formed soon after from National Guard tank companies from California, Connecticut, Illinois, Kentucky, Massachusetts, New York, Ohio, Virginia, and Wisconsin.
2 cm KwK 30 20 mm 3.7 cm KwK 36 37 mm 7.5 cm KwK 37 75 mm ÚV vz. 34 37 mm 3,7cm ÚV vz. 38 37 mm Bofors wz. 37 37 mm Model 32 45 mm Model 38 45 mm L-11 Model 1939 76.2mm L/30.5 76.2mm F-34 (tank gun) Type 97 57mm Tank Gun: Secondary – 7.92 mm Besa MG – 2×MG34 7.92 mm 3×MG34 7.92 mm 2×MG34 7.92 mm 2×MG 37(t) 7.92 mm 2×MG 37(t) 7.92 mm ...
Serbian officials installed homegrown spyware on the phones of dozens of journalists and activists, Amnesty International said in a report released on Monday, citing digital forensic evidence and ...
Medium Mark III (3) A7 medium tank (3 - A7E1, A7E2, A7E3) Vickers A1E1 Independent (1 prototype) A3E1 three man tank, "Carrier, Machine gun" A4E1 Carden-Loyd Mk VII; A5E1 Vickers 'Carden-Loyd' 3-man light tank; Vickers Patrol tank Mk. 1 & Mk. 2; Vickers D3E1 Wheel Cum Track tank; Vickers L3E1 & L3E2 3-man light tanks
The study, published in Environmental Health Perspectives, examined the effects of PM2.5, a mixture of microscopic particles measuring less than 2.5 micrometers in diameter.