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Marine propulsion April category listing, related patent applications 04/10

20100105259 - Propulsion arrangement: A propulsion arrangement for a marine vessel is disclosed. The propulsion arrangement comprises an engine (12, 14) for propelling the vessel and an electrical machine (26, 28) coupled to the engine. The electrical machine is arranged to supply onboard electrical power for the vessel. A control unit (44) controls the... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20100105260 - Waterjet unit impeller: A variable rating impeller (10) for the pump of a waterjet unit that is rotatably driven by an engine to generate a high velocity jet stream. The impeller (10) having a hub (12) mountable to a rotating shaft through which an input power is transmitted by the engine, and a... Agent: Dann, Dorfman, Herrell & Skillman

20100105261 - Power steering apparatus of watercraft with propeller: In a power steering apparatus of a watercraft 1 with propeller having a steering handle provided in a bow end of a hull, a propeller provided in a stern end of the hull, and a steering assist apparatus interposed in a steering force transmission path transmitting a steering force applied... Agent: Babcock Ip, PLLC

20100105262 - Throttle valve drive mechanism of outboard engine unit: Pivot arm supported by a base is pivotable about an arm support shaft by being pulled via a throttle cable, and a throttle cam supported by the base via a cam support shaft and having a guide groove that has a guide section of the pivot arm movably therein. The... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100099309 - Outboard motor control apparatus: In an apparatus for controlling an outboard motor having an internal combustion engine to power a propeller, and a torque converter interposed between the engine and a drive shaft and equipped with a lockup clutch, it is configured to have a throttle opening detector that detects throttle opening of a... Agent: Carrier Blackman And Associates

20100099310 - Outboard motor control apparatus: In an apparatus for controlling an outboard motor mounted on a stern of a boat and having an internal combustion engine to power a propeller, a drive shaft that connects the engine and the propeller, and a torque converter that is interposed between the engine and the drive shaft and... Agent: Carrier Blackman And Associates

20100099311 - Outboard motor control apparatus: In an apparatus for controlling an outboard motor mounted on a stern of a boat and having an internal combustion engine to power a propeller, a drive shaft that connects the engine and the propeller, a torque converter that is interposed between the engine and the drive shaft and is... Agent: Carrier Blackman And Associates

20100087107 - Propulsion system for marine vessel: The invention concerns a marine vessel propulsion system that can be set into an opening of a boat's hull and which comprises a propulsion and steering unit (9) that can be rotated or swivelled about a vertical axis (z) and which is fixed to the hull by a securing mechanism... Agent: Davis & Bujold, P.l.l.c.

20100087108 - Concentricity spacer for a catalyst device of a marine engine: The exhaust system for a marine engine provides a concentricity spacer located between an outer surface of a generally tubular member of a catalyst device and an inner surface of a generally tubular cavity formed within a catalyst housing structure. The concentricity spacer is shaped to allow fluid to pass... Agent: William D. Lanyi

20100087109 - Marine engine with thermally insulated catalyst structures: A catalyst system for a marine engine supports a catalyst device within a catalyst housing structure in such a way that a space is defined around the device in order to thermally insulate the device from the catalyst housing structure. A rim of the catalyst device cooperates with the housing... Agent: William D. Lanyi

20100081347 - Water jet propulsion watercraft: A water jet propulsion watercraft includes, a main engine body, a rotor chamber provided at a rear portion of the main engine body, a crankshaft arranged such that a rear end portion of the crankshaft is disposed in the rotor chamber, the rear end portion having a first connection portion,... Agent: Yamaha C/o Keating & Bennett, LLP

20100081348 - Marine jet propulsion steering system: A marine jet propulsion system has a jet pump, a venturi connected to the jet pump, and a steering nozzle rotationally mounted relative to the venturi about a first axis. The steering nozzle has a central longitudinal axis. The first axis intersects the central longitudinal axis. A first link has... Agent: Osler, Hoskin & Harcourt LLP (brp)