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Crankcase |
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crankcase
the metal housing that encloses the crankshaft, connecting rods, etc., in an internal-combustion engine, reciprocating pump, etc. crankcase [′kraŋk‚kās] (mechanical engineering) The housing for the crankshaft of an engine, where, in the case of an automobile, oil from hot engine parts is collected and cooled before returning to the engine by a pump. Crankcase a nonmoving part of a machine or mechanism, usually box-shaped; it supports parts and protects them against contamination. For example, the crankcase of a piston engine supports the crankshaft, cylinders, and other parts. The lower part of the crankcase is used to hold lubricating oil. Crankcases are made of cast iron, steel that has not been heat-treated, andalloys of light metals. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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