Class 440/88F - Fuel for engine

Subclass of Class 440 - Marine propulsion
No. of patents: 55
Last issue date: 03/27/2012

Number	Title	Issue Date
8142246	Fuel supply system for boat and outboard motor A fuel supply system for a boat, which prevents fuel piping from becoming complicated, includes a vapor separator unit connected to a fuel tank that is mounted on a hull and holds fuel supplied to an engine section, a low-pressure pump arranged to discharge the fuel...	03/27/2012
8079887	Fuel supply system for boat and outboard motor A fuel supply system for a boat includes a vapor separator tank connected to a fuel tank mounted on a hull of the boat to contain fuel therein, an injector to supply fuel to an engine, and a high-pressure fuel pump to supply fuel that is contained in the vapor separ...	12/20/2011
8043136	Arrangement for and method of providing cooling energy to a cooling medium circuit of a marine vessel Arrangement for providing cooling energy to a cooling medium circuit of a marine vessel having a storage of liquefied gas, the arrangement having a gas feeding system being provided with gas evaporation/heating apparatus. The gas evaporation/heating apparatus is arr...	10/25/2011
7955149	Fuel system for gas driven vessel The invention relates to fuel system for gas driven piston engine in a marine vessel, which gas is stored in at least one fuel storage tank in the vessel as liquefied gas. The fuel feeding system comprises a separate fuel feed tank in which the gas is in liquid phas...	06/07/2011
7927161	Fuel tank with trash and water separation/containment device A fuel tank apparatus is particularly suited for use on vehicles and marine vessels. A fuel tank can be used to supply fuel to an engine, compressor or the like such as when the tank is used to operate an engine or air compressor. The apparatus includes a tank body ...	04/19/2011
7507131	Fuel tank with trash and water separation/containment device A fuel tank apparatus is particularly suited for use on vehicles and marine vessels. A fuel tank can be used to supply fuel to an engine, compressor or the like such as when the tank is used to operate an engine or air compressor. The apparatus includes a tank body ...	03/24/2009
7401598	Outboard motor with forward air intake and air-cooled fuel pump An outboard motor can comprise a cowling for covering an engine, a high pressure fuel supply system, and a low pressure fuel supply system. The high pressure fuel supply system can have a vapor separator tank and a high pressure fuel pump. The low pressure fuel supp...	07/22/2008
7384321	Throttle opening controller for small planing boat A throttle opening controller for one embodiment of a small planing boat includes: a throttle valve for changing the degree of opening in response to displacement of a throttle lever; a remaining fuel amount detector; a fuel consumption calculating means; and a thro...	06/10/2008
7363842	Fiber chopper A method and system for separating long unwound items like fiber, fiber strands, yarn, etc. into short lengths. The system has a backup roll, a blade roll, an idler roll, a new-strand starting mechanism and a set of pull rolls. The improvements include a second star...	04/29/2008
7334565	Multiple throttle apparatus According to the present apparatus, there are provided a first throttle body 10 and a second throttle body 10 that define multiple intake passages corresponding to arranged cylinders on one side and on the other side of a V-type engine respectively, a ...	02/26/2008
7281520	Arrangement for supplying fuel to the fuel injectors of an internal combustion engine In a fuel supply arrangement for supplying fuel from a fuel tank to the fuel injectors of an internal combustion engine by an electrically operated fuel pump, a first fuel pressure level adequate for normal engine operation is provided by the fuel pump and means are...	10/16/2007
7264520	Cooling system for an outboard motor having both open and closed loop portions A cooling system for an outboard motor pumps water from a body of water through certain selected portions of the outboard motor and through a heat exchanger which, in turn, comprises a coolant conduit that is directed to conduct the coolant in thermal communication ...	09/04/2007
7207319	Fuel injection system having electric low-pressure pump Controlling means of a fuel injection system regulates an energization amount of an electric motor in accordance with a sensing signal outputted from common rail pressure sensing means. Thus, the controlling means controls a fuel supply quantity of a low-pressure pu...	04/24/2007
7118436	Personal watercraft fuel tank assembly A fuel tank assembly is formed to fit within a personal watercraft hull that includes a cavity therein having curved sidewalls. A main fuel tank is formed as an elongate container that has a front section, a rear section and a central section. The central section is...	10/10/2006
7112110	Fuel system container for a marine vessel A fuel system for a marine propulsion system provides a container, in addition to the fuel tank of the marine vessel, which contains fuel pumps, a filter, a pressure regulator, and possibly a fuel cooler. Some or all of these components can be submerged under the su...	09/26/2006
7101239	Fuel filter located below an adapter plate of an outboard motor A marine propulsion device is provided with a fuel filter that is connectable between a fuel tank and a fuel pump, wherein the fuel filter is disposed below an adapter plate of the marine propulsion device. The adapter plate is located between the fuel filter and th...	09/05/2006
6948990	Engine control for watercraft A watercraft includes an improved engine control system that eases watercraft operation. The watercraft includes a propulsion device, such as a jet propulsion unit, and an engine that powers the propulsion unit. The engine control system is configured to limit engin...	09/27/2005
6932663	Personal watercraft A personal watercraft typically comprises an engine having a plurality of fuel injectors arranged along a longitudinal direction of the watercraft, a fuel tank configured to store fuel and to have an outlet port from which the fuel outflows out and a return port thr...	08/23/2005
6899580	Marine fuel system with peltier-effect device A marine propulsion device is provided with a thermoelectric device connected in thermal communication with fuel as it flows through the fuel system of an engine. The thermoelectric device can be a Peltier-effect device that uses electric current to cause heat to fl...	05/31/2005
6872109	Fuel tank for personal watercraft A fuel tank for a personal watercraft of the type in which a main body portion of the fuel tank is disposed in a watercraft body. An oil supply port member of the fuel tank is provided at a deck constituting an upper portion of the watercraft body. The main body por...	03/29/2005
6866029	Marine vessel fuel system with a fuel pump attached to an external surface of a fuel tank A fuel system for a marine vessel attaches a fuel pump directly to the outer surface of a remote fuel tank that is displaced from the internal combustion engine to which the fuel is supplied. A pressure regulator is used to maintain a particular fluid pressure at th...	03/15/2005
6846212	Fuel supply system for engine In fuel supply system for an engine in which a discharge port in a fuel pump driven by the engine to draw up fuel in a fuel tank is connected to an inlet port which is provided in a fuel reservoir and which is controlled in opening and closing by a float valve so th...	01/25/2005
6790111	Outboard motor In an outboard motor, a fuel tank is disposed inside an engine cover so as to extend vertically along an axial direction of a crankshaft and arranged in a space in the engine cover in front of the engine on a hull side. The fuel tank is clamped and supported from th...	09/14/2004
6746288	Personal watercraft having internal combustion engine with supercharger incorporated therein To utilize a small space in a vessel body efficiently and simultaneously augment the output power and realize a suitable water supply structure to an intercooler. A surge tank and an intercooler are provided between a supercharger and an internal combustion engine i...	06/08/2004
6712651	Fuel injection control for marine engine A watercraft includes an engine having a fuel injection system. The fuel injection system is controlled to gradually reduce a speed of the engine if a lubrication pressure detected within the engine is below a predetermined pressure. Additionally, the fuel injection...	03/30/2004
6684800	Personal watercraft Disclosed is a personal watercraft capable of separating and eliminating water contained in fuel without inspecting whether or not the water is present in a fuel tank. The personal watercraft comprises a water separator 21 in a fuel supply passage from a ...	02/03/2004
6616490	Outboard motor auxiliary fuel tank/fuel pump assembly An outboard motor auxiliary fuel tank/fuel pump assembly includes an auxiliary fuel tank disposed in an engine compartment and a fuel pump joined to one side of the auxiliary fuel tank for supplying fuel stored within the auxiliary fuel tank to fuel injec...	09/09/2003
6598814	Fiber chopper A method and apparatus for chopping long unwound items like fiber, fiber strands, yarn, etc. having an idler roll for pressing the item(s) against a backup roll for pulling the item(s) into the chopper uses an improved mount for the idler roll that mainta...	07/29/2003
6595814	Watercraft fuel supply apparatus and method A fuel storage and supply apparatus (22) for a watercraft (10) incorporating a plurality of connections (50,66) penetrating a housing (32) in a single opening in a fuel tank (12). Each connection is sealed by a radial O-ring (56,68) so that the connection...	07/22/2003
6551156	Induction system for personal watercraft A small watercraft includes an engine and an improved induction and charging forming system. The engine includes a fuel injection system with at least one fuel injector and a fuel delivery conduit for supplying fuel to the at least one fuel injector. The ...	04/22/2003
6517398	Engine intake and fuel system in outboard motor An outboard motor equipped with a V-type engine is provided, in which an intake manifold and an auxiliary fuel tank are arranged rationally, thereby contributing to making the engine compartment compact. The outboard motor includes, in an engine compartme...	02/11/2003
6123592	Fuel injection system for watercraft engine A watercraft includes a trim control and a fuel injection system. The fuel injection system is designed so that the discharge portion of the supply line from the low pressure pump to the high pressure pump extends in a generally downward direction regardl...	09/26/2000
6101964	Floatable auxiliary fuel tank A floatable fuel tank that is capable of serving as a barge or lifeboat/dingy. Tank comprises a plurality of bladders with each having a fuel chamber and air chamber running longitudinally from stern to a forward bladder. If used as a fuel storage device,...	08/15/2000
6029639	Fuel supply system for a watercraft A fuel system is provided with an accelerator pump. The accelerator pump has a single influent port and multiple effluent ports. The single influent port draws fuel from a single charge former into a fuel chamber of the accelerator pump. An operational li...	02/29/2000
6016782	Accelerating pump for watercraft engine A fuel increasing mechanism for supplying fuel to an engine positioned in an engine compartment defined by a hull of a watercraft is disclosed. The engine is arranged to power a water propulsion device associated with the watercraft and has a body definin...	01/25/2000
6000371	Accelerating pump for watercraft engine A fuel increasing mechanism for supplying fuel to an engine positioned in an engine compartment defined by a hull of a watercraft is disclosed. The engine is arranged to power a water propulsion device associated with the watercraft and has a body definin...	12/14/1999
5997371	Choke control for outboard motor engine A choke control for an outboard motor having a cowling, a water propulsion device and an internal combustion engine positioned in the cowling and arranged to propel the water propulsion device is disclosed. The engine has at least one combustion chamber a...	12/07/1999
5975032	Engine cooling system An internal combustion engine having a cooling system which cools a portion of a fuel delivery system is disclosed. The engine has at least one combustion chamber and an intake system for supplying air to the combustion chamber. The fuel delivery system i...	11/02/1999
5967861	Throttle position sensor mounting arrangement for personal watercraft engine A mounting arrangement for a throttle position sensor associated with a throttle valve is disclosed. The throttle valve is positioned within an intake pipe of an intake system of an engine which is positioned in an engine compartment defined by a hull of ...	10/19/1999
5645004	Marine vessel fuel spill prevention device A device to capture, contain and collect hydrocarbon fuels such as gasoline and diesel before they can be spilled or leaked from the ventilation valve or fuel intake port of the fuel tank of a vessel and on to the surface of the water during fueling opera...	07/08/1997

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Class 440/88F - Fuel for engine