Outboard marine engines having a bedplate and cover assembly
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United States of America Patent
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Oct 4, 2016
Grant Date -
N/A
app pub date -
Mar 3, 2014
filing date -
Mar 15, 2013
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Abstract
An outboard marine engine has an engine block; a crankcase on the engine block; a crankshaft disposed in the crankcase for rotation about a crankshaft axis; a cover on the crankcase; a bedplate disposed between the engine block and the cover, the bedplate having a plurality of bearings for supporting rotation of the crankshaft; and a cooling water jacket that extends parallel to the crankshaft axis along a radially outer portion of the plurality of bearings. The cooling water jacket carries cooling water for cooling the plurality of bearings and at least one oil drain-back area is located adjacent to the cooling water jacket. The at least one oil drain-back area drains oil from the crankcase.
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