main bearing journal

См. также в других словарях:

• Main bearing — In a piston engine, the main bearings are the bearings on which the crankshaft rotates, usually plain or journal bearings. All engines have a minimum of two main bearings, one at each end of the crankshaft, and they may have as many as one more… …   Wikipedia

• Bearing (mechanical) — A bearing is a device to allow constrained relative motion between two or more parts, typically rotation or linear movement. Bearings may be classified broadly according to the motions they allow and according to their principle of operation as… …   Wikipedia

• journal-box — jourˈnal box noun A box or bearing for a journal • • • Main Entry: ↑journal …   Useful english dictionary

• Journal bearing — A journal bearing is a simple bearing in which a shaft, or journal , or crankshaft rotates in the bearing with a layer of oil or grease separating the two parts through fluid dynamic effects. The shaft and bearing are generally both simple… …   Wikipedia

• Cross-bolted bearing — A cross bolted bearing is a bearing, usually a crankshaft main bearing of a piston engine. Most bearing caps are retained by two bolts, one on each side of the bearing journal, and parallel to the cylinder axis. A cross bolted bearing has one or… …   Wikipedia

• Plain bearing — Crankshaft plain bearing shells A plain bearing, also known as a plane bearing[1] or a friction bearing[2] is the simplest type of bearing, comprising just a bearing surface and no rolling elem …   Wikipedia

• Foil bearing — Foil bearings are a type of air bearing. A shaft is supported by a compliant, spring loaded foil journal lining. Once the shaft is spinning fast enough, the working fluid (usually air), pushes the foil away from the shaft so that there is then no …   Wikipedia

• thrust bearing — noun a bearing designed to take thrusts parallel to the axis of revolution • Hypernyms: ↑bearing * * * noun or thrust block : a bearing to resist end thrust; specifically : one provided with collars or horseshoe shaped pieces or rollers which… …   Useful english dictionary

• crankshaft journal — [1] The journals running in the main bearings as opposed to those for the big end bearings. [2] Part of shaft which contacts the bearing on the large end of the piston rod …   Dictionary of automotive terms

• Oldsmobile V8 engine — The 1966Toronado s 425 V8, the first post war front wheel drive V8 application. The Oldsmobile Rocket V8 was the first post war OHV V8 at General Motors. Production started in 1949, with a new generation introduced in 1964. Like Pontiac, Olds… …   Wikipedia

• Straight-8 — The term straight 8 is a colloquialism for an inline eight cylinder engine. The type has been produced in side valve, overhead valve and overhead cam configurations.A straight 8 can be timed for inherent primary and secondary balance, with no… …   Wikipedia