Cylinder heads for internal combustion compression-ignition engines
AssigneeFiat Societa per Azioni
InventorAntonio Formia
Life of this patent
Estimating the term…
Abstract
A cylinder head for a compression-ignition (diesel) engine has a sector accommodating the upper part of a fuel injector between four valves, the sector being isolated from the tappet lubricating oil by a protecting casing on the upper part of the cylinder head. The casing may itself be sealed by a protective and sound-proofing cover.
Claims2
In a diesel internal combustion engine of the type having a cylinder head having four valves and a fuel injector located between the four valves the improvement comprising a casing mounted on said cylinder head and surrounding said valves and injector, said casing having a pair of spaced apart vertical walls extending across said casing to divide the interior of said casing into three compartments with said injector located in a separate one of said compartments, a cover secured to said casing having a pair of spaced apart depending ribs disposed in engagement with said vertical walls and sealing means between said walls and said ribs so that said injector is disposed in a sealed compartment.
Dependencies are inferred from the claim text.