Marine propulsion inventions 09/08

20080233812 - Controller for boat propulsion system and boat propulsion system: A controller for a boat propulsion system has an adjusting device arranged to adjust an inclination angle in the vertical direction of the boat propulsion system by a drive unit, the controller arranged to perform drive control of the adjusting device, a storage section provided in the controller and arranged... Agent: Yamaha Marine Kabushiki Kaisha C/o Keating & Bennett, LLP

20080233811 - Electronically assisted reverse gate system for a jet propulsion watercraft: An electronically assisted reverse gate system for a jet propulsion watercraft is provided. Control electronics are in communication with the operator interface of the watercraft to obtain commands from the operator, such as a selection between a forward, reverse or neutral mode, a braking command or a slow mode. The... Agent: Baker & Hostetler LLP

20080233813 - Water craft driven by human-powered land vehicle: A human-powered land vehicle, such as a bicycle, is mountable to a collapsible water craft having a compact drive unit which can be pivoted about two orthogonal axes, one for directing the thrust for steering the craft, the other for raising or lowering the thrust assembly. The drive unit is... Agent: Leydig Voit & Mayer, Ltd

20080233814 - Propulsion drive: The invention concerns a propulsion drive (P) with an underwater housing (6; 11) arranged on the bottom of a ship's hull, in which at least one propeller (5; 18) is mounted, being driven by a drive train of drive motor mechanisms (12) lying at least partly inside the underwater housing... Agent: Fleit Gibbons Gutman Bongini & Bianco Pl

20080233815 - Outboard motor: An outboard motor includes a drive shaft including a pinion gear arranged at one end of the drive shaft, a first driven gear engaged with the pinion gear, a second driven gear engaged with the pinion gear, a first propeller shaft connected to a second propeller, a second propeller shaft... Agent: Yamaha Marine Kabushiki Kaisha C/o Keating & Bennett, LLP

20080233816 - Flushing assembly for outboard motor: A flushing device that is used to remove salt water and other corrosive agents from the cooling system of an outboard motor. The flushing device includes an earmuff flushing accessory that is attached to the end of an elongate support member and is used to create sealed chambers that surround... Agent: Malin Haley And Dimaggio, Pa

20080227344 - Amphibious all-terrain vehicle: An amphibious, all-terrain vehicle utilizing a pair of hydrostatic pumps to independently provide power to hydraulic drive mechanisms of the left and right side of the vehicle respectively. The hydraulic drive mechanisms on a side of the vehicle comprise a plurality of hydraulic wheel motors and a hydraulic propeller motor.... Agent: Wyatt, Tarrant & Combs, LLP

20080227343 - Amphibious drive system for a boat: An improved amphibious drive system for a watercraft. The amphibious drive system features a paddled drive wheel which is operatively mounted to a drive frame. The drive frame pivots about a horizontal pivot joint. The drive wheel can thereby be raised and lowered with respect to the watercraft. In the... Agent: John Wiley Horton Pennington, Moore, Wilkinson, Bell & Dunbar, P.A.

20080220669 - Hydraulic saildrive apparatus: The subject invention provides a hydraulic saildrive apparatus comprising an upper unit 103 having an input shaft 1 connected to an engine 102 inside a boat, and a lower unit 104 having an output shaft 4 including a propeller shaft 2 and also having a lower portion protruding from the... Agent: Posz Law Group, Plc

20080220668 - Marine outdrive: A marine outdrive (16) has a hydraulic vane motor (20, 60, 62) with a spool shaped rotor (42) eccentrically mounted in a fusiform shaped housing (26). The resultin increased vane area results in greater torque and speed.... Agent: Mcgarry Bair Pc

20080220670 - Propeller shield apparatus for trolling motor: A propeller shield apparatus for mounting to a trolling motor having an exposed propeller with a horizontal axis includes a vertical fin and an arcuate propeller shield. The arcuate propeller shield is oriented concave downward and fixed to the vertical fin. The vertical fin is carried by the trolling motor.... Agent: The Law Office Of Randall T. Erickson, P.c.

20080220671 - Stern drive, in particular for twin-propeller boats: p

20080214066 - Jet pump tail cone insert: The present disclosure relates to a jet pump tail cone insert for a jet pump. The jet pump tail cone insert comprises a cap, a body and an end member. The end member has a plurality of projections configured to matingly receive a plurality of forks of the body. When... Agent: Tobin, Carberry, O'malley, Riley, Selinger, P.C.

20080214067 - Surface piercing propeller tunnel: An improved tunnel configuration for tunnel mounted surface piercing propellers. The improved tunnel configuration provides a flooding suction to the tunnel to allow flooded propeller operation at speeds below planning. The tunnel is stepped whereby an upper portion of the tunnel is sized to allow the propeller to draw air... Agent: Mchale & Slavin, P.A.

20080214068 - Enclosed shaft system for marine propulsion: The system is an enclosed, oil filled, shaft and thrust bearing assembly which includes an oil pump to circulate the oil throughout the system. The thrust bearing assembly allows the thrust to be directed to the shafts mounting system rather than through the vessels main propulsion engines and isolators thereby... Agent: Mchale & Slavin, P.A.

20080214069 - Boat propulsion apparatus and boat: In a boat propulsion apparatus including an engine control device for controlling operation of an engine, the engine control device includes a first ID storage and a second ID storage, a first ID is stored in the first ID storage beforehand, and the engine control device is communicably connected to... Agent: Yamaha Marine Kabushiki Kaisha C/o Keating & Bennett, LLP

20080214070 - Acceleration system for link belt-mounted ship: An acceleration system for a link belt-mounted ship includes; water wheels, rotating shafts mounted through the water wheels, link belts surrounding the water wheels and formed at an outer peripheral surface thereof with hook-shaped blades, ball bearing units mounted external to the water wheels so that the rotating shafts are... Agent: Cantor Colburn, LLP

20080214071 - Adjustable rigging system for a rowing boat: An adjustable rigging system for a boat including a bracket adapted to connect to an outboard end portion of a stay mechanism for a boat, the bracket including a top hole and a bottom hole, wherein an axis is defined between a center of the top hole and a center... Agent: St. Onge Steward Johnston & Reens, LLC