Lubrication apparatus of fuel pump driven by fuel pump drive cam
AssigneesHyundai Motor Company, Kia Motors Corporation
InventorGil Hyun Ahn
Life of this patent
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Abstract
A lubrication apparatus of a fuel pump, which lubricates a tappet and a fuel pump drive cam of the fuel pump, may include a cylinder head having an oil gallery formed therein and a camshaft disposed therethrough, wherein the fuel pump is coupled to the cylinder head, and a penetrating passage penetrating the cylinder head and connected to the oil gallery to supply oil from the oil gallery to the inside of a fuel pump adaptor connected to the fuel pump.
Claims14
A lubrication apparatus of a fuel pump, which lubricates a tappet and a fuel pump drive cam of the fuel pump, comprising:
- a cylinder head having an oil gallery formed therein and a camshaft disposed therethrough, wherein the fuel pump is coupled to the cylinder head;
- and
- a penetrating passage penetrating the cylinder head and connected to the oil gallery to supply oil from the oil gallery to the inside of a fuel pump adaptor connected to the fuel pump.
A lubrication apparatus of a fuel pump, which lubricates a tappet and a fuel pump drive cam of the fuel pump, comprising:
- a cylinder head having an oil gallery formed therein and a camshaft disposed therethrough, wherein the fuel pump is coupled to the cylinder head;
- a penetrating passage penetrating the cylinder head and connected to the oil gallery to supply oil from the oil gallery to the inside of a fuel pump adaptor connected to the fuel pump;
- and
- a fuel pump adaptor lubrication passage formed inside a body of the fuel pump adapter and connected to the penetrating passage to supply the oil to an inner wall of the fuel pump adaptor through the body thereof,
- wherein the fuel pump adaptor lubrication passage is bifurcated into at least two lubrication nozzles in the body of the fuel pump adapter.
Dependencies are inferred from the claim text.