Patent ID: 6340012
Filing Date: 2002-01-22
Classification: F01M

Abstract:
An oil pan for collecting a lubricating oil drained from an internal combustion engine and a lubricating oil dripped from a crankshaft of the engine, said oil pan being disposed near the crankshaft, comprising:a wall including a first oil collecting portion and a second oil collecting portion that are adapted for collecting the lubricating oils, said first and second oil collecting portions being connected with and adjacent to each other in a longitudinal direction of the engine; a first baffle plate cooperating with the first oil collecting portion of the wall to define a first oil passage extending along the longitudinal direction of the engine, said first oil passage being disposed downstream of a rotating direction of the crankshaft perpendicular to the longitudinal direction of the engine, said first oil passage having an inlet portion open in a direction opposed to the rotating direction of the crankshaft; a second baffle plate cooperating with the first oil collecting portion of the wall to define a second oil passage extending along the longitudinal direction of the engine and spaced from the first oil passage in a lateral direction of the engine perpendicular to the longitudinal direction, said oil passage being disposed upstream of the rotating direction of the crankshaft; and a plurality of oil guides guiding the lubricating oil drained from the engine to the first and second oil passages, said plurality of oil guides being disposed on the first and second baffle plates, respectively; wherein said first and second oil passages are so arranged as to force the lubricating oil collected at the first oil collecting portion toward the second oil collecting portion.