Bearing (navigation) (1362 bytes)
1: ...ference direction is [[true north]]. In [[stellar navigation]], the reference direction is that of the [[North...
3: ...for [[geostationary satellite]]s is constant. The bearing for polar-orbiting satellites varies continuously...
5: ...n of B), but not in the sense of keeping the same bearing, which applies when following a [[rhumb line]].
7: ...ordingly, the direction at A of B, expressed as a bearing, is not in general the opposite of the direction ...
11: [[Category:Navigation]]

Bearing (379 bytes)
1: [[Bearing]] is the following:
3: *Often, [[bearing]] is the state of having something as a quality, ...
5: *In [[navigation]] [[bearing (navigation)|bearing]] is a term for direction
6: *In [[mechanics]] a [[bearing (mechanical)|bearing]] is a mechanical component that separates moving...

Foil bearing (2016 bytes)
1: [[Image:FoilBearing.png|right|thumb|Foil Bearing]]
2: ...ngs''' are a type of [[Fluid bearing|hydrodynamic bearing]]. A shaft is supported by a compliant, spring l...
4: ...re system for the working fluid, the hydrodynamic bearing is self starting. Anti-wear coatings exist that ...
6: ...on turbine]] in the 1990's (made possible by foil bearings). [[Turbomachinery]] is the most common applicat...
8: ...on of the [[oil]] systems required by traditional bearing designs. Other advantages are:

Crosshead bearing (1998 bytes)
1: A '''crosshead bearing''' (or simply '''crosshead''') is used in large [...
3: [[Image:Crosshead_bearing.png|right|Crosshead bearing]]
7: ... forces are applied only to the crosshead and its bearings, not to the piston itself.

Ball bearing (4511 bytes)
1: [[Image:BallBearings.jpg|thumb|[[Nickel]]-[[chrome]] plated [[steel]]...
2: ...ment bearing]], a kind of [[bearing (mechanical)|bearing]].
4: ...individual component and '''ball bearing''' or '''bearing''' for the assembly.
6: ...or their size than other kinds of rolling-element bearings.
8: There are several common designs of ball bearings, each offering various tradeoffs.

Jewel bearing (2320 bytes)
3: ... off-center so that the shaft rolls inside of the bearing rather than sliding. As the shaft rolls, the cen...
5: ...even with high-friction bearings, but today jewel bearings are used widely in sensitive measuring equipment...
7: ...ed availability/applicability in medium and large bearing sizes and capacities, and friction variations if ...
9: ...ly support loads of under 1 [[gram]]; large jewel bearings are as large as 10mm and support loads up to abo...
13: ...nd so have lower friction variability. [[Flexure bearing]]s have even lower variability, but also have a m...

Flexure bearing (2731 bytes)
1: ...'''flexure bearing''' is a [[bearing (mechanical)|bearing]] which allows motion by bending a load element.
3: A typical flexure bearing is just one part, joining two other parts. For e...
5: ... of motion is limited, and often very limited for bearings that support high loads.
7: ...ple, the rollers and races in a [[rolling-element bearing]] fatigue as they flatten against each other.
9: ...iction is very uniform. For this reason, flexure bearings are often used in sensitive precision measuring ...

Plain bearing (2619 bytes)
1: ...humb|250px|right|Crankshaft, babbitt metal, plain bearing shells]]
2: ... notably as [[crankshaft]] and [[connecting rod]] bearings in [[automobile]] [[piston engine|piston]] [[int...
4: ... a shaft running through a hole. A simple linear bearing can be a pair of flat surfaces designed to allow ...
6: ...ces. In this condition they are known as [[fluid bearing]]s. In Mix or Boundry conditions load is carried...
8: ...y conditions may be experienced even in a [[fluid bearing]] when operating outside of its normal operating ...

Fluid bearing (4951 bytes)
1: ...ed where loads are very high and building regular bearings is difficult or expensive.
3: ...thin layer of liquid or gas [[fluid]] between the bearing faces, typically sealed around or under the rotat...
5: ...aft. [[Foil bearing]]s are a type of hydrodynamic bearing that has recently been introduced in turbine appl...
7: ... of 2002, the manufacturer estimated the Holtwood bearings should have a maintenance-free life of about 1,3...
9: ...eak more, but require more pump power to maintain bearing pressure, so a tradeoff exists.

Bearing (mechanical) (3154 bytes)
2: A '''bearing''' is a component used to reduce [[friction]] in ...
3: Bearings may be classified broadly according to the motio...
7: ... drawer being pulled out and pushed in. A rotary bearing allows motion about a center, such as a wheel on ...
10: ...olling-element bearing]]s such as ball and roller bearings;
11: [[jewel bearing]]s, in which the load is carried by rolling the a...

Magnetic bearing (1346 bytes)
1: ...''magnetic bearing''' is a [[bearing (mechanical)|bearing]] which supports a load using [[magnetic levitati...
3: ...ly in a vacuum due to poor lubrication. Magnetic bearings are also used to support some trains in order to...
5: ...rings also typically require some kind of back-up bearing in case of power or control system failure.
7: [[category:bearings]]

Weight bearing (1179 bytes)
1: In [[orthopedics]] '''Weight bearing''' the [[weight]] a patient puts on the leg on wh...
3: ...ce for recovery to get the right amount of weight bearing when moving around with crutches or frames.
5: The grades of weight bearing for each phase of recovery will be determined by ...
7: ===Grades of weight bearing===
8: * '''Non weight bearing:''' The leg must not touch the floor. The patient...

Thrust bearing (1041 bytes)
1: ...'' is a particular type of [[bearing_(mechanical)|bearing]]. Most commonly used in automotive applications...
3: ...tle in terms of radial load. '''''Tapered roller bearings''''' are the type most commonly used in automoti...

Air bearing (494 bytes)
1: ...er of [[earth's atmosphere|atmospheric air]]. Air bearings are often used where the gap between moving surf...
3: An example of the use of an air bearing is the "flying head" in a computer's [[hard disk]...
5: [[category:bearings]]

Load-bearing villain (140 bytes)

Load bearing wall (1428 bytes)
1: ... [[veneer]], or facing material), whereas in load bearing walls the material most often used in large scale...
3: ... type of building and the number of stories, load bearing walls are gauged to the appropriate thickness to ...
5: ... distributed. Notre Dame is an example of a load bearing wall structure with flying buttresses.
7: ... suitable framing system, the limitations of load bearing construction in large scale buildings lead to the...

Fur-bearing trout (2388 bytes)
1: The '''fur-bearing trout''' (or '''furry trout''') is a [[fictitious...
5: ...alida]] have told tales for many years of the fur-bearing trout indigenous to the waters of the Arkansas ne...
9: ...y quantity large enough to hold a trout—fur-bearing or otherwise—is a rarity, came an urgent re...
17: The fur-bearing trout and people's gullible reaction to it was pa...

Pillow block bearing (186 bytes)
4: Pillow block bearings are a mounted bearing used to provide support for a rotating shaft with...

Rolling-element bearing (10448 bytes)
1: ...ng-element bearing''' is a [[bearing (mechanical)|bearing]] which carries a load by placing round elements ...
3: ...ing]]s" for more on the historical development of bearings.
5: ...he logs in the above example. However, since the bearing is round, the rollers never fall out from under t...
7: Rolling-element bearings have the advantage of a good tradeoff between co...
8: ...in bearing]]s have as wide use as rolling-element bearings.

Live-bearing aquarium fish (951 bytes)
1: '''Live-bearing aquarium fish''' are [[fish]] of certain species ...
5: Almost all popular live-bearing aquarium fish belong to the family [[Poecilidae]]...

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