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Marine propulsion March listing by industry category 03/10

20100075550 - Manually operated watercraft: A personal watercraft (10) comprises a floatation platform (12) and a separate module (14) including a water propulsor driving crank mechanism (22) and a keel (38) mounting the water propulsor. The separate module (14), when mounted to the platform (12), extends at right angles to the platform with the keel... Agent: Ogilvy Renault LLP

20100075551 - Water jet propulsion watercraft: A water jet propulsion watercraft includes a main engine body, a rotor chamber disposed at a rear portion of the main engine body, a crankshaft disposed so as to extend penetratingly through the rotor chamber such that a rear end portion thereof protrudes to an outer side of the rotor... Agent: Yamaha C/o Keating & Bennett, LLP

20100075552 - Marine propulsion and constructional details thereof: A propeller (1) comprising a hub, and a plurality of fins (3) extending radially outwards from the hub, wherein each fin is moveably connected to the hub such that, during rotation of the propeller, the dihedral of each fin can be altered and controlled over a working range by movement... Agent: Patent Docket Department Armstrong Teasdale LLP

20100075553 - Line cutter: Should a rope become fouled between the stationary blade and one of the rotating blades, the serrations S on the blades part it into bundles of fibres, which are cut between the serrations. The force in this is reacted by the spigot. This removes load from the half rings 23,24,... Agent: Meredith & Keyhani, PLLC

20100068951 - Watercraft propulsion system and operating method: A watercraft propulsion system has a control lever for giving instructions regarding the operating mode as well as the amount of output power from a source of driving force, and a controller for setting a propeller driving mode according to the instruction given by the control lever. When a reverse... Agent: Yamaha C/o Keating & Bennett, LLP

20100068950 - Watercraft with control system for controlling wake and method for controlling wake: A watercraft with a control system includes at least two propulsion units carried by a hull of the watercraft. Each propulsion unit is independently turnable. The watercraft includes a control system arranged to control orientation of the propulsion units. The control system includes a first control mode in which turning... Agent: Wrb-ip LLP

20100068952 - Outboard motor: An outboard motor that is capable of reducing a trolling noise includes an engine which has a crank shaft extending in an up-down direction; a drive shaft extending downward from the crank shaft and including a torsion bar spring; a propeller shaft; a propeller provided in the propeller shaft; a... Agent: Yamaha C/o Keating & Bennett, LLP

20100068953 - Marine vessel propulsion device and marine vessel including the same: A marine vessel propulsion device includes an engine arranged to generate a driving force by combustion of a fuel by an ignition unit, a thrust generating unit arranged to be driven by the driving force of the engine to generate thrust underwater, a shift mechanism unit arranged to switch between... Agent: Yamaha C/o Keating & Bennett, LLP

20100068954 - Fuel supply system for outboard motor and outboard motor: A fuel supply system includes a fuel supply channel and a joint unit. The joint unit includes first and second joint members and a sealing member. The first and second joint members are arranged to be connectable to and separable from each other. The sealing member is arranged to seal... Agent: Yamaha C/o Keating & Bennett, LLP

20100062664 - Amphibious vehicle: The amphibious vehicle is a motorized vehicle capable of travel on land as well as in the water. The amphibious vehicle has a boat-like hull and a caterpillar track assembly mounted along each side by a respective pair of rotating supports. The tracks are arranged so that the tracks can... Agent: Litman Law Offices, Ltd.

20100055999 - Vibration damper for an electric trolling motor: The invention is an accessory vibration damper that is applied over the diameter of any submersible electric motor housing of any modern electric trolling motor. Vibration damper is molded as a single unitary piece of an elastomeric compound that can have plural appendages placed perpependicular to the rotating armature of... Agent: Rimrock Mfg.

20100056001 - Exhaust device for outboard motor engine and outboard motor: An exhaust device for an outboard motor engine includes an exhaust passage, a catalyst an air inlet, and an air pump. The exhaust passage is connected to the engine arranged to support a crankshaft extending along an up-down direction. The catalyst is arranged in the exhaust passage. The air inlet... Agent: Yamaha C/o Keating & Bennett, LLP

20100056002 - Outboard motor: An outboard motor includes an engine, a first exhaust passage, a partition, a communication portion, an exhaust gas concentration sensor, and a catalyst. The engine is arranged to support a crankshaft extending along an up-down direction. The first exhaust passage is connected to the engine and is arranged to exhaust... Agent: Yamaha C/o Keating & Bennett, LLP

20100056000 - Method and system for providing and using a power paddle: A paddle and a method for using the paddle are described. The method and system include providing a first resistance surface and at least a second resistance surface. The first resistance surface includes at least one aperture therein. The second resistance surface(s) are coupled with the first resistance surface in... Agent: Virtual Law Partners LLP