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188:. Each spoke runs through the middle felloe, creating a series of handles beyond the wheel's rim. One of these handles/spokes was frequently provided with extra grooves at its tip which could be felt by a helmsman steering in the dark and used by him to determine the exact position of the rudder—this is the
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just below deck (one on either side of the ship's wheel) and thence out to a pair of pulleys before coming back together at the tiller and connecting to the ship's rudder. Movement of the wheels (which were connected and moved in unison) caused the tiller rope to wind in one of two directions and
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clockwise would cause the tiller to angle to starboard and therefore the rudder to swing to port causing the vessel to also turn to port (see animation). Having two wheels connected by an axle allowed two people to take the helm in severe weather when one person alone might not have had enough
192:, and when it pointed straight upward the rudder was believed to be dead straight to the hull. The completed ship's wheel and associated axle and pedestals might even be taller than the person using it. The wood used in construction of this type of wheel was most often either
86:. In some modern ships the wheel is replaced with a simple toggle that remotely controls an electro-mechanical or electro-hydraulic drive for the rudder, with a rudder position indicator presenting feedback to the helmsman.
106:—a vertical stick acting on the arm of the ship's tiller. Near the start of the 18th century, a large number of vessels appeared using the ship's wheel design, but historians are unclear when the approach was first used.
168:, though this term was used more often to refer to a brass hub and nave plate) which was frequently etched with the name of the wheel's manufacturer. The outer rim is composed of sections each made up of stacks of three
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capable of surviving the effects of salt water spray and regular use without significant decomposition. Modern design—particularly on smaller vessels—can deviate from the template.
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184:. Because each group of three felloes at one time made up a quarter of the distance around the rim, the entire outer wooden wheel was sometimes called the
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140:(though sometimes as few as six or as many as ten or twelve depending on the wheel's size and how much force is needed to turn it.) shaped like
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The steering gear of earlier ships' wheels sometimes consisted of a double wheel where each wheel was connected to the other with a wooden
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can mean the wheel alone, or the entire mechanism by which the rudder is controlled). It is connected to a mechanical, electric
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angled the tiller left or right. In a typical and intuitive arrangement, a forward-facing helmsman turning the wheel
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When at the full extent of travel, the wheel and rudder are said to be "hard over", hence the order "hard
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256:) ran around the barrel in five or six loops and then down through two
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Diagram of the steering gear of an 18th- to 19th-century sailing ship
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Until the invention of the ship's wheel, the helmsman relied on a
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Front and overhead view of a traditional ship's wheel in motion.
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and was often lined with a brass plate (and therefore called a
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A ship's wheel is composed of eight cylindrical wooden
309:'s Commodore Boardroom features a ship's wheel table
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at the top of the platform before connecting to two
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78:which alters the horizontal angle of the vessel's
16:Mechanism used to steer a ship or other watercraft
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477:. New York City: Sterling Publishing Company.
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369:Ship's wheel pictured in the coat of arms of
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270:strength to control the ship's movements.
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331:, the latter also referred to in the
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232:. The spindle was held up by two
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450:. Articlesfactory.com. 2010-11-23
240:, often no more than a grate. A
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152:(sometimes covered with a brass
29:Gloucester Fisherman's Memorial
471:zu Mondfeld, Wolfram (2007) .
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448:"Ship Steering Wheel History"
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350:U.S. Navy personnel aboard
58:the vessel and control its
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43:is a device used aboard a
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421:Oxford English Dictionary
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258:tiller rope/ chain slots
236:that rested on a wooden
578:Apparent wind indicator
426:Oxford University Press
27:at a ship's wheel: the
329:engine order telegraph
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874:Watercraft components
357:, by the ship's wheel
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474:Historic Ship Models
307:Britannia Yacht Club
287:Officer of the Watch
248:(sometimes called a
424:(Online ed.).
224:that ran through a
156:) which houses the
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23:Iconic image of a
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432:(Subscription or
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547:sailing ship
496:. Retrieved
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452:. Retrieved
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354:Constitution
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45:water vessel
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37:ship's wheel
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773:Quarterdeck
663:Daggerboard
658:Crow's nest
638:Centreboard
608:Bow or prow
558:Aftercastle
545:Parts of a
498:3 September
281:" given by
242:tiller rope
130:Golden Bear
100:rudder post
863:Categories
743:Orlop deck
678:Forecastle
673:Figurehead
603:Boom brake
593:Bilgeboard
454:2018-06-20
436:required.)
400:References
190:king spoke
180:, and the
166:brass boss
154:nave plate
66:(the term
843:Whipstaff
813:Sternpost
803:Starboard
753:Poop deck
748:Outrigger
563:Afterdeck
352:USS
279:starboard
234:pedestals
208:Mechanism
202:hardwoods
142:balusters
104:whipstaff
823:Taffrail
763:Porthole
733:Leeboard
708:Jackline
613:Bowsprit
583:Beakhead
493:60525064
415:"helm n"
378:See also
337:lee helm
238:platform
198:mahogany
186:quadrant
126:Helm of
53:helmsman
25:helmsman
838:Transom
713:Jibboom
693:Gunwale
688:Gangway
648:Cockpit
628:Cathead
623:Capstan
335:as the
333:US Navy
324:LST-325
293:Gallery
283:Captain
267:counter
262:sheaves
222:spindle
170:felloes
90:History
49:airship
828:Tiller
818:Strake
783:Rudder
728:Kelson
643:Chains
568:Anchor
491:
481:
394:Tiller
226:barrel
176:, the
172:, the
138:spokes
110:Design
102:—or a
96:tiller
80:rudder
60:course
56:steers
848:Winch
683:Frame
618:Cable
598:Bitts
588:Bilge
430:
371:Kitee
74:, or
72:servo
798:Stem
793:Skeg
758:Port
738:Mast
718:Keel
703:Hull
698:Head
668:Deck
500:2013
489:OCLC
479:ISBN
322:USS
275:port
230:drum
194:teak
158:axle
150:nave
84:hull
68:helm
64:helm
833:Top
778:Rib
252:or
244:or
228:or
196:or
148:or
146:hub
128:TS
47:or
39:or
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463:^
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35:A
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
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