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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.
Pom-poms are mainly used to cheer for sports. Three cheerleaders dancing with pom-poms in Tokyo, Japan. A pom-pom – also spelled pom-pon, pompom or pompon – is a decorative ball or tuft of fibrous material. The term may refer to large tufts used by cheerleaders, or a small, tighter ball attached to the top of a hat, also known as a bobble ...
As part of an effort to provide a visually appealing device for cheerleaders, given the advent of color television, his pom-pon with a hidden handle was granted patent 3,560,313 by the United States Patent and Trademark Office in 1971. Herkimer chose the name "Pom pon" after hearing that the word "pompom" had vulgar meanings in other languages.
In that form, the "QF 40 mm Mark III" (Mk II was a designation used for a version of the naval "pom-pom" anti-aircraft gun), became the army's standard light anti-aircraft (AA) weapon, operating alongside their 3-inch 20 cwt and 3.7-inch heavy AA guns. British production started slowly and, by September 1939 only 233 equipments had been produced.
Arguments raged as to the effectiveness of mounting one or two four-barrelled 2-pounder "pom poms", one pom-pom and one of the 0.661-inch (16.8 mm) multiple machine guns then in development, one pom-pom and the traditional 0.5-inch (12.7 mm) Vickers machine gun.
Cheer Up: Love and Pompoms, sometimes stylized as Cheer Up!, is a young adult graphic novel written by Crystal Frasier, with art by Val Wise and lettering by Oscar Jupiter. . Published on August 10, 2021, by Oni Press, it tells the story of two queer high school girls, Beatrice – who is transgender – and Annie, as they try to become cheerleade
The King George V-class design had four 0.5-inch quadruple machine gun mounts but in 1939 these were replaced by two Mark VI pom-poms. In 1940, to combat air attack, four Unrotated Projectile (rocket) mountings were fitted, one on "B" turret, two on "Y" turret and one replacing a pom-pom mount added in 1939 at the stern.
She received two 4-inch Mark VII guns on HA Mk II mounts capable of 60° of elevation in April 1917 [12] and a pair of single 2-pounder Mk II "pom-poms" were added in April 1919. [19] They fired 40-millimetre (1.6 in) shells weighing 2 pounds (0.9 kg) at a muzzle velocity of 2,040 ft/s (620 m/s) to a maximum range of 6,900 yards (6,309 m).