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Marine propulsion November recently filed with US Patent Office 11/10

20100297895 - Marine propulsion system: Illustrative marine propulsion systems are disclosed. In a non-limiting, illustrative embodiment, a marine propulsion system includes a pump housing that is configured to be disposed below a waterline of a marine vessel and a centrifugal pump assembly that is disposed in the pump housing. The centrifugal pump assembly includes an... Agent: Constellation Law Group, PLLC

20100297896 - Marine propulsion and constructional details thereof: A mount for supporting part of a marine drive system to a marine hull, the mount comprising a rigid outer housing (832) defining a radially outer circumferential surface on its radially inner surface, a resilient mounting (831) disposed radially within the outer housing and defining a radially inner circumferential surface,... Agent: Patent Docket Department Armstrong Teasdale LLP

20100291811 - watercraft propulsion device including a linkage and a horizontal propulsion fin: A watercraft propulsion device 10 has a linkage comprising a vertical drive link (20), a support link (12), an upper control link (50) having a forwardly extended handle bar (52), and a lower propulsion link (30) having a horizontal propulsion fin (32) backwardly extended therefrom. The control and propulsion links... Agent: Birch Stewart Kolasch & Birch

20100291812 - Differential displacement device under simultaneous and repetitive electromagnetic repulsive forces: A differential displacement electromagnetic device providing motion over a support frame. Permanent electromagnets are fixedly mounted to a carriage and angularly oriented relative to the support frame lengthwise axis. Upright anchor columns project transversely from the support frame, and are interconnected by tension springs. A movable block is slidingly carried... Agent: Lesperance & Martineau

20100291813 - Electrical linear motor for propulsion of marine vessel: An electrical linear motor for propelling a marine vessel through a liquid medium, comprises a housing secured to the marine vessel and submerged in the liquid medium, an insert within the housing and having at least two electrical coil windings disposed on internal walls of the insert; a thruster subassembly... Agent: Oleg Kotlyar

20100291814 - fin propulsion apparatus: A propulsion apparatus is provided for propulsion in a fluid, comprising at least one propulsion fin being fixed to a fin axle, and means for driving the propulsion fin comprising a crankshaft, a pitching mechanism for rotating the propulsion fin around the axis of the fin axle, and a heave... Agent: Brinks Hofer Gilson & Lione

20100291815 - Watercraft propulsion system: A watercraft is powered by a user sitting on a sliding seat and using footrests. The user operates a simulated rowing mechanism which includes a handle, cord, and reel. Power is transmitted through the rowing mechanism to a series of paddles, which move in a loop in a horizontal plane... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20100291816 - Breakaway safety system: There is provided a breakaway safety system for a vessel. The vessel includes: (a) a hull; (b) one or more engine arrangements supported by the hull; and (c) one or more propeller extensions mounted to the hull and coupled to receive motive power from the one or more engine arrangements... Agent: Wrb-ip LLP

20100285702 - Hybrid electric power system with distributed segmented generator/motor: An apparatus is disclosed for a hybrid electric power system for use in a multi-wheeled hybrid electric vehicle, and particularly for use in hybrid electric vehicles designed for operation in hostile environments where reliability and survivability of the propulsion system of the vehicle are important. The hybrid electric power system... Agent: Schacht Law Office, Inc.

20100285703 - Translating chariot for fin propulsion: Maritime propulsive mechanism employing oscillating fins (4). The mechanism comprises a chariot (3) transferring propulsive power from a source of propulsive power (10) to the fins (4). Oscillating means, driven by a source of propulsive power (10) having a first axis of rotation (17), for oscillating the chariot (3) are... Agent: Brinks Hofer Gilson & Lione

20100285706 - Hydraulic cylinder device and boat propelling apparatus including the same: A trim device includes a trim cylinder, a piston, a piston rod and a support member. The piston is slidable inside the trim cylinder, in the axial direction of the trim cylinder. The piston rod is connected with the piston and moves in the axial direction of the trim cylinder... Agent: Yamaha C/o Keating & Bennett, LLP

20100285704 - Outboard engine unit: An outboard engine unit having a cover halved into two. An undercover is made of a resin and halved into a left resin half and a right resin half. A lower mount cover is made of a resin and halved into a left resin half and a right resin half.... Agent: Rankin, Hill & Clark LLP

20100285705 - Outboard engine unit: An air intake passage system includes an external air intake port provided in a rear portion of a top cover and a cylinder section projecting upwardly from the engine cover for directing taken-in external air to the engine. The top cover is provided over the engine cover with a gap... Agent: Rankin, Hill & Clark LLP

20100285707 - Outboard engine unit: Exhaust passage system in an outboard engine unit includes: an engine-side exhaust pipe; a downstream exhaust pipe for directing exhaust gas downstream from the engine-side exhaust pipe, a lower end portion of the engine-side exhaust pipe and an upper end portion of the downstream exhaust pipe being positioned in horizontally... Agent: Arent Fox LLP

20100285708 - Outboard engine unit: Outboard engine unit includes: an anti-splash plate and an anti-cavitation plate provided on a gear case at a vertical interval from each other and extending horizontally from the gear case; an exhaust port provided in a side surface of the gear case for discharging exhaust gas from an engine; and... Agent: Arent Fox LLP

20100279559 - Thrust generating apparatus: A thrust generating apparatus which is positioned under water and configured to generate a thrust by ejecting water includes a duct-shaped stator provided with a plurality of armature coils, and a plurality of ring-shaped rotors which are arranged radially inward of the stator and provided with permanent magnets respectively corresponding... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20100279560 - Paddle blade and shaft i-beam joint: A paddle including a shaft having a distal end, the distal end ending in a protrusion; and a paddle blade having a proximal end joined to the distal end of the shaft, the proximal end having an inner surface and at least one internal longitudinal slot disposed adjacent to the... Agent: Patton Boggs LLP