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US 10,415,456 B2Granted
Combustion chamber for an internal combustion engine and an internal combustion engine
AssigneeVolvo Truck Corporation
InventorRichard S. Brandt
Life of this patent
Estimating the term…
Abstract
An engine includes a combustion chamber including a cylinder wall defining a cylinder, a fuel injector disposed in a first opening in the cylinder wall and a piston head disposed in the cylinder. A piston bowl at least partially defined by a wall having a generally spiral shape is provided in a top of the piston head.
Claims23
A combustion chamber for an internal combustion engine, comprising:
- a cylinder wall defining a cylinder;
- a first fuel injector disposed in a first opening in the cylinder wall and a second fuel injector disposed in a second opening in the cylinder wall;
- and
- a piston head disposed in the cylinder, a piston bowl at least partially defined by a first wall having a generally spiral shape and by a second wall having a generally spiral shape being provided in a top of the piston head, wherein a center portion of the piston bowl is substantially circular in shape, wherein the first and second fuel injectors are oriented relative to the piston bowl so that central axes of injected fuel jets from the first and second fuel injectors are tangent to the center portion.
1 more element
Dependencies are inferred from the claim text.