Search results
Results from the WOW.Com Content Network
[1] Starboard: the right side of the ship, when facing forward (opposite of "port"). [1] Stern: the rear of a ship (opposite of "bow"). [1] Topside: the top portion of the outer surface of a ship on each side above the waterline. [1] Underdeck: a lower deck of a ship. [22] Yardarm: an end of a yard spar below a sail.
[1] Book 1 is in loose-leaf format. While many of the individual plans employ a standard format sheet 11.5 by 15 inches (290 by 380 mm), a variety of sizes is included. A number of them, in original ink drawings and blueprint copies, are notated in pencil, apparently from the time they were drawn. Not all the preliminary designs created during ...
The course is to be distinguished from the heading, which is the direction where the watercraft's bow or the aircraft's nose is pointed. [1] [2] [3] [page needed] The path that a vessel follows is called a track or, in the case of aircraft, ground track (also known as course made good or course over the ground). [1] The intended track is a route.
Mod 9 was a Mod 4 using a tube constructed of nickel-steel instead of the normal gun-metal and again the rifling was a uniform 1/25. Mod 10 used a Mod 4 had a two-step cylindrical nickel-steel liner with the rifling changed to 0 to 1/25. Mod 11 used a Mod 4 but with only a one-step cylindrical nickel-steel liner and with a uniform 1/25 rifling ...
Of the initial 50 ordered, these were the only ones the Royal Navy received; the rest were reclassified as destroyer escorts (DE) on 25 January 1943 and taken over by the United States Navy. [6] By the end of World War II the Royal Navy had received 31 Evarts from Boston Navy Yard, 1 from Philadelphia Navy Yard and 46 Buckleys from Bethlehem ...
The Mark 1, and later the Mark 1A, Fire Control Computer was a component of the Mark 37 Gun Fire Control System deployed by the United States Navy during World War II and up to 1991 and possibly later. It was originally developed by Hannibal C. Ford of the Ford Instrument Company [1] and William Newell.
In the 1930s, the Mark 1, 2, 3, and 5 were upgraded to allow for increased charges and muzzle velocities, resulting in the Mark 8, 9, 10, and 12, respectively. All guns employed a Welin breech block and used a Smith- Asbury mechanism , and, in the case of the Mark 12, chromium plating was introduced to prolong barrel life.
The Mod 1 added a screw-box liner and chamber liner allowing it to use fixed ammunition along with only one hoop and a locking hoop and was hooped to within 52.5 in (1,330 mm) of the muzzle. Mod 2 was slightly heavier than the Mark 1 Mod 0 by 10 lb (4.5 kg) even with a 2.5 in (64 mm) shorter length, 39 caliber.