Internal-combustion engine
AssigneesMercedes-Benz AG, Filterwerk Mann & Hummel GmbH
InventorsGotz Freiherr Von Esebeck, Rene Reif, Rolf Durrstein, Robert Ostertag, Martin Weindorf
Life of this patent
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Abstract
An internal-combustion engine, particularly for a motor vehicle, is provided with an oil pan. Oil ducts are molded into the housing of the oil pan. An oil filter housing with an oil filter and an oil pump is integrated in the oil pan. Together with the oil filter and the oil pump, the oil pan can be mounted and/or demounted as a unit to the internal-combustion engine.
Claims27
Internal-combustion engine for a motor vehicle, comprising:
- an oil pan, having an oil pan housing,
- oil ducts molded into the oil pan housing, and
- an oil filter housing with an oil filter and an oil pump integrated in the oil pan,
- wherein the oil pan, together with the oil filter and the oil pump, is configured to be mounted and demounted as a unit on the internal-combustion engine.
An oil circulating system module adapted to be preassembled and detachably installed as a unit in an internal combustion engine, comprising:
- an oil pan housing,
- oil circulation ducts including duct wall sections formed by an oil pan housing structure,
- an oil filter housing fixed with the oil pan housing,
- and an oil pump having an oil pump housing fixed to the oil pan housing.
A method of manufacturing an oil circulating system for an internal combustion engine, comprising:
- forming an oil pan with oil pan housing walls,
- providing oil circulation ducts fixed in the oil pan and formed at least in part by oil pan housing walls,
- fixing an oil filter housing with the oil pan,
- fixing an oil pump and oil pump housing in the oil pan housing,
- and detachably installing said oil pan, oil circulation ducts, oil filter housing, oil pump and oil pump housing as a preassembled unit on an internal combustion engine.
Dependencies are inferred from the claim text.