bottom bracket

См. также в других словарях:

• Bottom bracket — A square taper cartridge bottom bracket. The bottom bracket on a bicycle connects the crankset to the bicycle and allows the crankset to rotate freely. It contains a spindle that the crankset attaches to, and the bearings that allow the spindle… …   Wikipedia

• bottom bracket — Bicycle component that is inserted into the bottom bracket shell. The bottom bracket consists of the crank axle (bottom bracket spindle), ball bearings, and (in older style bottom brackets) a fixed cup and an adjustable cup. Crankarms are bolted… …   Dictionary of automotive terms

• bottom bracket shell — The barrel shaped portion of the frame into which the bottom bracket is inserted. The seat tube, down tube, and chain stays are connected to the bottom bracket shell …   Dictionary of automotive terms

• bottom bracket, adjustable — See adjustable bottom bracket …   Dictionary of automotive terms

• bottom bracket, sealed — see sealed bottom bracket …   Dictionary of automotive terms

• bottom bracket, splined — See splined bottom bracket …   Dictionary of automotive terms

• bottom bracket, square tapered — see square tapered bottom bracket …   Dictionary of automotive terms

• bottom bracket — noun : bracket 2b …   Useful english dictionary

• bottom bracket — part of a bicycle frame around which the pedals revolve (connected to the down tube and the chain stays) …   English contemporary dictionary

• adjustable bottom bracket — [1] A component of a bicycle through which the crank fits. It has two bearing cups on either side. One cup is fixed in place while the other is removable or adjustable. [2] This is the older type of bottom bracket before sealed cartridge bottom… …   Dictionary of automotive terms

• square tapered bottom bracket — The industry standard bottom bracket shape until Shimano developed the splined bottom bracket. Square tapered refers to the shape of the ends of the bottom bracket spindle …   Dictionary of automotive terms