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The pit sword (also known as a rodmeter) is a blade of metal or plastic that extends into the water beneath the hull of a ship. [1] It is part of the pitometer log , a device for measuring the ship's speed through the water.
Typically, the pitometer has a long tube that penetrates the ship's hull near the keel. The part of the pitometer protruding from the ship is sometimes called a pit sword or rodmeter. This tube usually has two openings: one facing the direction of seawater motion that is used to measure the dynamic pressure of the seawater and one at 90° to ...
Urumi usage in Kalaripayattu demonstrated by Gangadharan Gurukkal in Perambra, Kozhikode.. An urumi is an Indian sword with a flexible, whip-like blade. [1] Originating in modern-day Kerala, a state in southwestern India, it is thought to have existed from as early as the Sangam period.
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In June 1968 she underwent numerous minor fixes such as a boiler re-tubing and the pit sword at Port Chicago. In October 1968, the Mount Baker left for its final cruise to the Far East, carrying out its mission of underway (at-sea) transfers of ammunition to the 7th Fleet aircraft carriers, cruisers, destroyers and the one battleship New Jersey ...
Page of the Codex Wallerstein showing a half-sword thrust against a Mordhau move (Plate 214). In the German school of swordsmanship, Mordhau, alternatively Mordstreich or Mordschlag (in German literally "murder-stroke" or "murder-strike" or "murder-blow"), is a half-sword technique of holding the sword inverted, with both hands gripping the blade, and hitting the opponent with the pommel or ...
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The invention consisted of a "sword", box, chain and handle: the box held a ratchet, by which the "sword" (a toothed rack) was pulled in one direction. The chain, attached to the sword, was fixed to the pit prop. [1] [2] It was known locally in north Staffordshire as a "Walter".