Definition of Drop rudder. Meaning of Drop rudder. Synonyms of Drop rudder

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Definition of Drop rudder

Drop rudder
Rudder Rud"der, n. [OE. rother, AS. r[=o][eth]er a paddle; akin to D. roer rudder, oar, G. ruder, OHG. roadar, Sw. roder, ror, Dan. roer, ror. [root] 8. See Row to propel with an oar, and cf. Rother. ] 1. (Naut.) The mechanical appliance by means of which a vessel is guided or steered when in motion. It is a broad and flat blade made of wood or iron, with a long shank, and is fastened in an upright position, usually by one edge, to the sternpost of the vessel in such a way that it can be turned from side to side in the water by means of a tiller, wheel, or other attachment. 2. Fig.: That which resembles a rudder as a guide or governor; that which guides or governs the course. For rhyme the rudder is of verses. --Hudibras. Balance rudder (Naut.), a rudder pivoted near the middle instead of at the edge, -- common on sharpies. Drop rudder (Naut.), a rudder extending below the keel so as to be more effective in steering. Rudder chain (Naut.), one of the loose chains or ropes which fasten the rudder to the quarters to prevent its loss in case it gets unshipped, and for operating it in case the tiller or the wheel is broken. Rudder coat (Naut.), a covering of tarred canvas used to prevent water from entering the rudderhole. Rudder fish. (Zo["o]l.) (a) The pilot fish. (b) The amber fish (Seriola zonata), which is bluish having six broad black bands. (c) A plain greenish black American fish (Leirus perciformis); -- called also black rudder fish, logfish, and barrel fish. The name is also applied to other fishes which follow vessels. Rudder pendants (Naut.), ropes connected with the rudder chains.

Meaning of Drop rudder from wikipedia

- A rudder is a primary control surface used to steer a ship, boat, submarine, hovercraft, airship, or other vehicle that moves through a fluid medium (usually...
- A rudder pedal is a foot-operated aircraft flight control interface for controlling the rudder of an aircraft. The usual set-up in modern aircraft is that...
- aviation, a drop tank (external tank, wing tank or belly tank) is used to describe auxiliary fuel tanks externally carried by aircraft. A drop tank is expendable...
- control surfaces but the basic principles remain. The controls (stick and rudder) for rotary wing aircraft (helicopter or autogyro) accomplish the same motions...
- applied to the ****embly of both this fixed surface and one or more movable rudders hinged to it. Their role is to provide control, stability and trim in yaw...
- during the spin and will drop to the side in a slip before the rudder has a chance to take authority over the plane. As the rudder stops the spin, the wings...
- fly straight up until their airspeed has dropped to a certain critical point. The pilot then uses the rudder to rotate the aircraft around its yaw axis...
- ("back-board") for the left side of a ship. With the steering rudder on the starboard side the man on the rudder had his back to the bagbord (Nordic for portside)...
- forwards. Rudder pedals, or the earlier, pre-1919 "rudder bar", control yaw by moving the rudder; the left foot forward will move the rudder left for instance...
- neutral or resting position of a control surface (such as an elevator or rudder). As the desired position of a control surface changes (corresponding mainly...