breather pipe


breather pipe
A pipe opening into the interior of the engine. It is used to assist ventilation the pipe usually extends downward to a point just below the engine so that the passing air stream will form a partial vacuum thus assisting in venting the engine.
Also see

Dictionary of automotive terms. 2015.

Look at other dictionaries:

  • breather pipe — tube through which one can breathe air (under water) …   English contemporary dictionary

  • oil breather pipe — A crankcase breather pipe used prior to engine emission control systems to remove fumes and pressure from the engine crankcase. Also called road draft tube. The tube, which was connected to the crankcase and suspended slightly above the ground,… …   Dictionary of automotive terms

  • pipe — A tube used to transfer liquid or gas. See air pipe balance pipe brake pipe breather pipe chain pipe discharge pipe downpipe exhaust pipe feed pipe flexible brake …   Dictionary of automotive terms

  • breather — A vent in the crankcase for relieving internal pressure or admitting air. Also see crankcase breather oil breather pipe oil breather …   Dictionary of automotive terms

  • Breather — Breath er, n. 1. One who breathes. Hence: (a) One who lives. (b) One who utters. (c) One who animates or inspires. [1913 Webster] 2. That which puts one out of breath, as violent exercise. [Colloq.] [1913 Webster] 3. a pause to catch one s breath …   The Collaborative International Dictionary of English

  • to take a breather — Breather Breath er, n. 1. One who breathes. Hence: (a) One who lives. (b) One who utters. (c) One who animates or inspires. [1913 Webster] 2. That which puts one out of breath, as violent exercise. [Colloq.] [1913 Webster] 3. a pause to catch one …   The Collaborative International Dictionary of English

  • oil breather — Ventilated cap on oil filler pipe for allowing fumes to escape from the crankcase …   Dictionary of automotive terms

  • Diesel engine runaway — is a rare condition affecting diesel engines, where the engine goes out of control, consuming its own lubrication oil and running at higher and higher RPM until it overspeeds to a point where it destroys itself either due to mechanical failure or …   Wikipedia

  • road-draft tube — British term for oil breather pipe or oil breather tube …   Dictionary of automotive terms

  • PCV valve — The Positive Crankcase Ventilation valve, or PCV valve, is a one way valve that ensures continual evacuation of gases from inside a gasoline internal combustion engine s crankcase.ExplanationAs an engine runs, gases and combustion pressure are… …   Wikipedia


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