Engine lubrication structure and motorcycle
AssigneeSuzuki Motor Corporation
InventorsKohei Tsukamoto, Shintaro Yagi
Life of this patent
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Abstract
An engine lubrication structure supplies oil from an oil pump to individual components of an engine in which a balancer shaft is disposed parallel with a crank shaft in a crank case, the engine includes a turbocharger which compresses intake air using exhaust gas of the engine; a main gallery which supplies oil to a bearing of the crank shaft and a bearing of the balancer shaft and a sub-gallery which supplies, to individual components of the engine, oil that has been supplied to the bearing of the balancer shaft are provided in the crank case; and an oil passage which supplies oil to the turbocharger is connected to the sub-gallery.
Claims9
An engine lubrication structure which supplies oil from an oil pump to individual components of an engine in which a balancer shaft is disposed parallel to a crank shaft in a crank case, the engine lubrication structure comprising:
- a main gallery which is supplied with oil from the oil pump;
- an oil passage which carries the oil coming from the main gallery directly to and past a bearing of the balancer shaft;
- and
- a sub-gallery which supplies, to individual components of the engine, the oil from the oil passage that has passed the bearing of the balancer shaft;
- wherein the main gallery, the oil passage and the sub-gallery are provided in the crank case.
Dependencies are inferred from the claim text.