Back to results
US 2001/0032610 A1Published application
Oil cooler for internal combustion engines
AssigneeVolvo Car Corporation
InventorJan Karlsson
Life of this patent
Estimating the term…
Abstract
Oil cooler for cooling lubricant oil in an internal combustion engine that has a cooling element (3) that is arranged in the sump (2) of the engine and has an essentially rectangular plate with longitudinal coolant channels (4) over the major portion of its extent. The channels are joined with coolant inlet and outlet tubes (11,16), which have connections (11a, 16a) on the outside of the sump for connection to an engine coolant system.
Claims15
An oil cooler for cooling lubricant oil in an internal combustion engine comprising:
- a cooling element having at least one channel with an inlet and outlet arranged to flow coolant medium, and said cooling element being disposed in a space containing lubricating oil;
- and
- said cooling element being arranged in an engine sump and said inlet and said outlet having connections on an outside of the sump for connection to an engine cooling system.
An oil cooling arrangement in an internal combustion engine comprising:
- an internal combustion engine having a sump into which circulating lubricant is collected;
- a cooling element adapted to flow coolant through an interior space therein, said cooling element being disposed in said sump and arranged for contact with lubricant contained therein;
- and
- said cooling element having an inlet and an outlet, said inlet and said outlet being fluidly connected to a cooling system of said internal combustion engine for circulating engine coolant through said cooling element for cooling heated oil collected in said sump.
1 more element
Dependencies are inferred from the claim text.