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Marine propulsion August inventions list 08/11

20110207375 - Variable dimension water jet: A quiescently flush resilient portion of a water jet exit channel that distends under controlled fluidic pressure to narrow the flow channel to trade off power for speed in a water-jet-powered watercraft and/or to suppress impeller cavitations during standing starts. The resilient portion may be a continuous annular portion or... Agent:

20110201238 - Electric powered surfboard propulsion and control systems: Practical electric-powered propulsion systems, associated operator-control systems, and modification methods enable conventional surfboards (and similar small watercraft) to be converted for water-jet propulsion. Wireless controls are integrated with wearable marine accessories such as modified neoprene or fabric gloves, armbands, wristbands, hand straps, or gauntlets. Safely immersible, wet-swappable high-power battery packs... Agent: Wavedrive Systems, Inc.

20110195618 - Systems and methods for controlling battery performance in hybrid marine propulsion systems: A hybrid propulsion system has an internal combustion engine and an electric motor that each selectively powers a marine propulsor to propel a marine vessel. A plurality of batteries discharges current to power the motor. A controller is programmed to aggregate the recharge and/or discharge limits of plurality of batteries... Agent: Brunswick Corporation

20110195620 - Large outboard motor for marine vessel application and related methods of making and operating same: An outboard motor for a marine vessel application, and related methods of making and operating same, are disclosed herein. In at least one embodiment, the outboard motor includes a horizontal-crankshaft engine in an upper portion of the outboard motor, positioned substantially positioned above a trimming axis of the outboard motor.... Agent: Davis Engineering, LLC

20110195621 - Propeller drive arrangement for controlling and driving a ship: A propeller drive configuration, for the control and drive of a ship (1), having at least an engine (3), supported by the ship hull (2), with at least a transmission enclosure (5) and with at least a control enclosure (7) with at least a propeller (8) on an output shaft... Agent: Zf Friedrichshafen Ag

20110195619 - Trimmable pod drive: Disclosed herein is a trimmable pod drive assembly that includes a pod drive unit having a transmission assembly secured to a steering unit, a gear case assembly coupled to and rotatable by the steering unit about a steering axis, and a propeller rotatable about a propeller driveshaft axis extending through... Agent: Davis Engineering, LLC

20110195623 - Cooling systems and methods for hybrid marine propulsion systems: Cooling systems and methods for hybrid marine propulsion systems are disclosed. A first cooling circuit is arranged to convey raw cooling water through an internal combustion engine and to at least one drive component of a drive unit for the marine propulsion system. A second control circuit is arranged to... Agent: Brunswick Corporation

20110195622 - Oar apparatus and method of use: An apparatus and method for allowing a fisherman to utilize an oar or paddle while maintaining possession and control of a fishing pole rod and fishing reel. The oar or paddle is designed to be an integral member with or affixed to the fishing pole rod and fishing reel without... Agent:

20110189906 - Amphibian: An amphibian (10) capable of travel on land and on water is provided with a body and a planing hull (12), and three road wheels (20, 24) mounted on retractable suspension 22, 26 which may be protracted for road use, or retracted for use on water; and further comprises ride-on... Agent: Gibbs Technologies Ltd

20110189907 - Amphibian: Planing amphibian (10) comprises hull (12) and a pair of wheels (20) mounted on a retractable suspension assembly (22). At least one land drive and at least one separate marine drive (40) are provided. A wheel retraction mechanism is provided for moving the wheels between a deployed wheel position for... Agent: Gibbs Technologies Ltd

20110189908 - Improvements in or realating to amphibians: An amphibian (1) for use on land and water, comprising: a hull having a planing surface (2), and at least one retractable suspension apparatus (4) movable from a vehicle supporting position to a retracted position, comprising for each wheel (5), upper and lower suspension arms (8, 9) that are pivotably... Agent: Gibbs Technologies Ltd

20110189909 - Adjustable propeller arrangement and a method of distributing fluid to and/or from such an adjustable propeller arrangement: The present invention relates to an adjustable propeller arrangement comprising a drive shaft extending in a longitudinal direction and an adjustable propeller connected to the drive shaft. The adjustable propeller comprises at least one propeller blade and an adjusting member connected to the at least one propeller blade such that... Agent: Berg Propulsion Technology Ab

20110189910 - Sleeve arrangement for an oar: FIG. 1 depicts a sleeve arrangement 10 fitted to the shaft 12 of an oar. The sleeve arrangement includes an outer sleeve consisting of first sleeve shell 14 and second sleeve shell 16. The sleeve arrangement 10 further includes an inner sheath 17 consisting of first sheath shell 18 and... Agent: