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| Number | Title | Issue Date |
| 8152579 | Direct-propulsion equipment with an internal combustion engine for a boat, in which equipment the engine and the propeller constitute a unit assembly capable of pivoting vertically and horizontally The subject of the present invention is direct-propulsion equipment with an internal combustion engine for a boat, in which the engine and the propeller constitute a unit assembly capable of pivoting vertically and horizontally. It consists of a cradle (3) su... | 04/10/2012 |
| 7513812 | Marine engine A marine engine has a crankcase and a cylinder bank. An upper end of the cylinder bank defines a plane. A cylinder head is connected to the upper end of the cylinder bank. A crankshaft is disposed in the crankcase. A pump is operatively connected to the crankshaft s... | 04/07/2009 |
| 7413492 | Watercraft with engine housing A watercraft includes a hull, an engine, and a housing adapted to completely enclose the engine, the housing being adapted to be removably disposed in the hull. ... | 08/19/2008 |
| 7337760 | Engine room in a sealable container A sealable engine containment assembly provides a waterproof environment for an internal combustion engine and ancillary equipment, thus performing a “engine room” in a sealable container. The container includes an air inlet port for passage of air from the cont... | 03/04/2008 |
| 7311574 | Integrated marine motor support and transmission apparatus An integrated motor support and transmission apparatus for a marine propulsion system having a motor and marine drive with a drive shaft, comprising: an output shaft; a support housing attached to a marine vessel and having an upper end and a lower end, the upper en... | 12/25/2007 |
| 7270582 | Power generating and propelling system of vessel A power generating and propelling system of a vessel has an electric power generating device (10) installed between an internal combustion engine (2) and a transmission (3). A stator (11) of the generating device (10) is built in a... | 09/18/2007 |
| 7267594 | Jet pump mounting structure of small-sized boat Jet pump mounting structure of a small-sized boat including a front face of a thrust plate attached to a rear face of a front wall of a pump case, and a jet pump attached to a rear face of the thrust plate. The jet pump is arranged in the pump case. The front wall i... | 09/11/2007 |
| 7247939 | Metal filled semiconductor features with improved structural stability A method for forming a metal filled semiconductor feature with improved structural stability including a semiconductor wafer having an anisotropically etched opening formed through a plurality of dielectric insulating layers revealing a first etching resistant layer... | 07/24/2007 |
| 7238072 | Mounting system for a marine engine A support system for a marine engine provides a plurality of mounts that have primary axes that are aligned in parallel relation with a piston symmetry plane of the engine. These primary axes of the mounts are also aligned with the central axes of the cylinders of t... | 07/03/2007 |
| 7237499 | Support structure A support structure for auxiliary machinery in a seagoing vessel, the support structure comprising a trussed frame supporting a mounting plate at an elevated height above the bottom or deck of the vessel, the mounting plate being adapted to support auxiliary machine... | 07/03/2007 |
| 7229061 | Device for fastening a turbocharger A device for fastening a turbocharger to a base, with a fastening foot (12) which is integrally formed in one piece on a gas outlet casing (10) of the turbocharger and which has long holes (16) spaced from one another and preferably arranged in ... | 06/12/2007 |
| 7198531 | Drive shaft supporting structure for jet propulsion watercraft A drive shaft supporting structure for a watercraft is provided that supports in a substantially watertight manner at least a portion of the driveshaft. The drive shaft extends from an engine, which is disposed within an inner section of a hull of the watercraft (e.... | 04/03/2007 |
| 7185599 | Jet drive propulsion system for a pontoon boat A pontoon boat is provided with a jet drive propulsion system in which an impeller is driven by an engine. The jet drive propulsion device is dirigible as a result of the fact that a nozzle of the device is rotatable about a generally vertical steering axis. The jet... | 03/06/2007 |
| 7175491 | Assembly system for a marine propulsion device A marine propulsion system is configured to be assembled, as one unitary structure, into a marine vessel. A transom attachment member is provided and is attachable to both an engine and a drive unit to form a single marine propulsion system structure which can be lo... | 02/13/2007 |
| 7168998 | Personal watercraft forced air induction system A personal watercraft is disclosed as having a forced air induction system that is particularly suitable for aftermarket installation. The induction system includes support structure for supporting the compressor in a non-cantilevered manner within the watercraft bo... | 01/30/2007 |
| 7140935 | Small jet propulsion watercraft A small jet propulsion watercraft 10 is provided with side wall portions 14a and 14b formed on both the left and right sides of a stepping platform 13, within which water lock devices 36 and 37 are disposed, re... | 11/28/2006 |
| 7140932 | Outboard motor shift mechanism In a shift mechanism for an outboard motor mounted on a stem of a boat and having an internal combustion engine at its upper portion and a propeller at its lower portion that is powered by the engine to propel the boat, having an electric motor installed in the outb... | 11/28/2006 |
| 7115007 | Stern unit for marine craft A stern unit of marine craft that comprises a casing, a propeller, a propeller shaft, and at least one rudder actuated by hydraulic pistons is described. The casing is open at the bottom, with its bottom surface having a parabolic shape in cross-section. The casing ... | 10/03/2006 |
| 7094118 | Heat exchanger for a marine propulsion system The heat exchanger for a marine propulsion system is located within available space in front of the transom of a marine vessel and attached to the transom. The housing of the heat exchanger can be attached to a drive unit support structure and spaced apart from an e... | 08/22/2006 |
| 7048247 | Support leg device for equipment case A support leg for an equipment case is made of a support leg main body and a stand base. The main body defines a concave (recessed) portion in the bottom thereof. A spire head portion that defines a spike is disposed in the concave portion so the spike does not exte... | 05/23/2006 |
| 6969288 | Water-jet propulsion personal watercraft A water-jet propulsion personal watercraft is disclosed. The personal watercraft typically includes a body including a hull and a deck covering the deck from above, a water jet pump configured to propel the watercraft and including a pump shaft extending in a longit... | 11/29/2005 |
| 6969289 | Marine vessel propulsion with a thrust bearing A marine vessel propulsion assembly has an elastically suspended gearbox with an output drive shaft guided in an axial bearing with a rigidly suspended bearing housing. Free space is provided in the axial bearing for allowing movement of the output drive shaft in th... | 11/29/2005 |
| 6790108 | Boat propulsion system A boat propulsion system for propelling a boat through water with debris in the water and shallows. The boat propulsion system includes a motor assembly being designed for being positioned in a boat. A propeller member is operationally coupled to the motor assembly ... | 09/14/2004 |
| 6786783 | Method of installing an engine An engine installation jig and method for installing an engine in a marine vessel according to predetermined engine installation criteria. The jig comprises a longitudinal member, two lateral crossbar members and a fixture head. The jig also includes leveling device... | 09/07/2004 |
| 6739923 | Engine alignment jig assembly for small watercrafts and method of positioning engine using the same An engine alignment jig assembly, which is used for installing an engine in a hull of a small watercraft via four engine mounts in such a manner that an output shaft of the engine is in alignment with a rotating shaft of a jet pump, is disclosed. The jig assembly in... | 05/25/2004 |
| 6712655 | Adjustable engine mount bracket assembly A bracket assembly for securing an engine mount vibration isolator and for mounting an inboard engine on an engine support platform having stringers, the bracket assembly having an L-shaped member. A back-up plate sandwiches the stringer in between the L-shaped memb... | 03/30/2004 |
| 6699088 | Engine mount structure for personal watercraft An engine mount structure for a personal watercraft allows the engine to be incorporated in an inclined well-balanced state in the watercraft body having a hull and a deck, while making efficient use of the space within the body. The engine for driving a ... | 03/02/2004 |
| 6623318 | Marine propulsion isolation system for control of motion due to torque and related method Torque roll, such as in a marine propulsion unit for driving a propeller, is significantly reduced or substantially eliminated by utilizing inflatable elements, such as airbags. One or more airbags engage the top of a propulsion unit mounting surface supp... | 09/23/2003 |
| 6609939 | Marine engine mounting assembly A mounting assembly for a marine propulsion system includes a horizontal mounting plate, a pivot housing, and an adapter plate attached to one another through a plurality of vibration absorbing isolation points. The adapter plate is configured for attachm... | 08/26/2003 |
| 6540572 | Propulsion system for motor boats A propulsion system for motor boats is described, wherein the motor unit and the support member for the propeller shaft are mechanically connected together.... | 04/01/2003 |
| 6415728 | Personal watercraft An inner frame member, of a length that is less than the entire length of a hull, is joined to the inner surface of the hull that forms a lower portion of a body of a personal watercraft. The inner frame member has an engine mount portion that supports an... | 07/09/2002 |
| 6386931 | Engine mount for watercraft A watercraft includes an internal combustion engine mounted such that its crankshaft extends vertically. A gearbox is arranged beneath the engine and includes engine mounts attached directly thereto for mounting the engine to a mounting surface within the... | 05/14/2002 |
| 6350167 | Inflatable transom seal and techniques for assembling such seal in a stern drive A transom seal assembly for sealing an opening in a boat transom is provided. A propulsion system has a part thereof extending through the transom opening. The seal assembly comprises an inflatable seal between respective peripheries of the part and the t... | 02/26/2002 |
| 6305998 | Marine drive mechanism with twin-engine distribution transmission A Marine drive mechanism has a twin-engine distribution transmission for driving a propeller-shaft train (12) supported on bearings (4). The drive mechanism (1) and the transmission (3), which is rigidly connected to it, being fastened to the bottom (6) o... | 10/23/2001 |
| 6293842 | Cantilever jet drive package having mounting adapter with exhaust passage A marine vessel or watercraft in which the power plant or engine is cantilevered off of the inboard face of the transom by a mounting adapter. An inboard engine is attached to the mounting adapter. By this arrangement, the mounting adapter provides cantil... | 09/25/2001 |
| 6287159 | Marine propulsion device with a compliant isolation mounting system A support apparatus for a marine propulsion system in a marine vessel is provided with a compliant member that is attachable to the transom of a marine vessel. In certain applications, the compliant member is directly attached to an intermediate plate and... | 09/11/2001 |
| 6263851 | Air inlet device for watercraft engine An air inlet device for an engine powering a water propulsion device of a watercraft, the watercraft having a hull defining an engine compartment in which the engine is positioned, is disclosed. The engine has a body defining at least one combustion chamb... | 07/24/2001 |
| 6238257 | Surface vessel with a waterjet propulsion system A waterjet propulsion pump (14) is mounted in an opening in a fully submerged intermediate transom (12) located forward of the stern transom (11) and at the aft end of a dependent structural pod (15) on the hull bottom with the pump discharge nozzle (30) ... | 05/29/2001 |
| 6186845 | Motor mounting structure for boat A mount for an outboard motor is disclosed in which the cylinder block of the motor is within the hull and the gear box and propeller are outside the hull. The drive shaft passes through the mount from the block to the gear box. The mount permits the moto... | 02/13/2001 |
| 6155897 | Top bracing for marine engine Disclosed is a top bracing for a marine engine. The top bracing comprises a beam part for transmitting vibration load of the engine to a hull structure; a hull connection part for connecting the beam part to the hull structure; and an engine connection pa... | 12/05/2000 |
