Patent ID: 6032654
Filing Date: 2000-03-07
Classification: F02B,F02M

Abstract:
A fuel supply system for an internal combustion engine mounted in a cowling of a marine device, said engine having a body defining at least one combustion chamber and an output shaft arranged to drive a water propulsion device of said marine device, said engine having an intake system supplying air to said combustion chamber, said fuel supply system including at least one fuel injector for delivering fuel to said engine for combustion in said combustion chamber with said air, at least a first pump, a second pump and a third pump positioned in said cowling, said pumps being vertically spaced, one above another and arranged to deliver fuel from a fuel source to said at least one fuel injector, said pumps each having an inlet at one side thereof and an outlet at another side thereof, a main fuel line leading from said fuel source to a respective branch line extending to said inlet of a respective one of at least two of said, said inlet of at least one of said pumps being positioned vertically lower than a point at which said branch lines extend from said main fuel line, a single supply line, and a plurality of branch supplies, each extending from at least two of said pump outlets to a common connection to said single supply line at a point vertically disposed between the outlets of the lowermost and uppermost pumps.