Search results
Results From The WOW.Com Content Network
Hiram Maxim originally designed the Pom-Pom in the late 1880s as an enlarged version of the Maxim machine gun.Its longer range necessitated exploding projectiles to judge range, which in turn dictated a shell weight of at least 400 grams (0.88 lb), as that was the lightest exploding shell allowed under the Saint Petersburg Declaration of 1868 and reaffirmed in the Hague Convention of 1899.
Royal Navy deck mounting of the QF 3-pounder Hotchkiss, the first modern QF gun, 1915 The French firm Hotchkiss produced the QF 3 pounder as a light 47 mm naval gun from 1886. The gun was ideal for defending against small fast vessels such as torpedo boats and was immediately adopted by the RN as the "Ordnance QF 3 pounder Hotchkiss". [ 2 ]
The first naval pom-pom was the QF 1.5-pdr Mark I, a piece with a calibre of 37 mm (1.46 in) and a barrel 43 calibres long. This was tested in the Arethusa -class light cruisers HMS Arethusa and Undaunted but did not enter full service, being replaced instead by a larger weapon, the QF 2-pdr Mark II (see below).
The Ordnance QF 2-pounder (QF denoting "quick firing"), or simply "2 pounder gun", was a 40 mm (1.575 in) British anti-tank gun and vehicle-mounted gun employed in the Second World War. It was the main anti-tank weapon of the artillery units in the Battle of France and, due to the need to rearm quickly after the Dunkirk evacuation , remained in ...
2-pounder gun, 2-pounder and QF 2 pounder or QF 2-pdr are abbreviations used for various guns which fired a projectile weighing approximately 2 pounds (0.91 kg). These include: These include: QF 2 pounder Mk II & Mk VIII "pom-pom" Vickers 40mm naval anti-aircraft autocannon of the First World War and the Second World War
The Ordnance QF 3-pounder Vickers (47 mm / L50) was a British artillery piece first tested in Britain in 1903. It was used on Royal Navy warships. It was more powerful than and unrelated to the older QF 3-pounder Hotchkiss, with a propellant charge approximately twice as large, but it initially fired the same Lyddite and steel shells as the Hotchkiss.
The 1.59-inch breech-loading Vickers Q.F. gun, Mk II was a British light artillery piece designed during World War I.Originally intended for use in trench warfare, it was instead tested for air-to-air and air-to-ground use by aircraft.
The Ordnance QF 25-pounder, or more simply 25-pounder or 25-pdr, with a calibre of 3.45 inches (87.6 mm), was a piece of field artillery used by British and Commonwealth forces in the Second World War.