Engine
The invention provides an engine able to improve crankcase strength, where the crankcase is equipped with lower opening part which is covered with oil disc from below, a pair of left and right oil passages extending forward and backward is arranged along the left and right horizontal walls of the cr...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides an engine able to improve crankcase strength, where the crankcase is equipped with lower opening part which is covered with oil disc from below, a pair of left and right oil passages extending forward and backward is arranged along the left and right horizontal walls of the crankcase, left and right ribs extending forward and backward are arranged on the left and right horizontal walls of the crankcase and heave from the left and right horizontal walls of the crankcase and the left and right oil passages are arranged in the left and right ribs, and this makes the left and right ribs located at the lower opening part of the crankcase. |
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