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| Number | Title | Issue Date |
| 8069806 | Connectorless sea train The invention is directed towards a watercraft module and a connectorless sea train including two or more of the watercraft modules. The watercraft modules in the sea train are formed in a bow-to-stern relationship and are held together by compression forces. Each m... | 12/06/2011 |
| 7832348 | Emergency watercraft Disclosed is a watercraft for use in combination with a PWC or suitable shallow draft propulsion system. The watercraft is designed to operate in emergency conditions where flood waters leave an uncharted bottom that may be as little as twelve inches deep or conceal... | 11/16/2010 |
| 7703406 | Ship and associated methods of formation with vessels connectable between decks and hulls A ship and associated methods of operation. In an example embodiment, a method of operating a ship includes providing multiple vessels each having a first deck attached to two spaced-apart hull sections. The deck and hull sections define a cavity when the vessel is ... | 04/27/2010 |
| 7490573 | Fairing for articulated tow bodies A fairing assembly is provided for a towed body having multiple sections that are flexibly joined together. For each pair of sections, a fairing is joined to the first section and positioned over the space between the pairs of sections. The fairing has discrete tabs... | 02/17/2009 |
| 7410395 | Parent-child type boat with generator A parent-child type boat having an electric power generating device, such as a fuel cell. The boat includes a parent boat and at least one child boat which is smaller than the parent boat. The parent boat is equipped with a generating device. The child boat is equip... | 08/12/2008 |
| 7299761 | Water sport towing apparatus Wakeboarding performance is improved using a vessel which is fitted with a skeletal towing frame having spaced supports attached on opposite sides of the vessel while coupling upper extremities of the supports with a horizontal bridging portion, to which a tow rope ... | 11/27/2007 |
| 7270070 | Tooth and friction lightering arrangement A system (10) for coupling first and second vessels (12,14) to minimize movement therebetween while allowing for lightering. The system (10) comprises rams (20,22) and coupling heads (36,38) associated with the first vessel (12 | 09/18/2007 |
| 7258510 | Systems and methods useful in stabilizing platforms and vessels having platforms and legs Disclosed is a system useful in stabilizing a vessel. The vessel includes, but is not limited to, a first leg, a second leg, a third leg, and a platform coupled to the first, second, and third legs. The system can include a first brace coupled to the first leg at a ... | 08/21/2007 |
| 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 |
| 7182033 | Self-contained marine propulsion system for a pontoon boat A self-contained marine propulsion device is disposed within a container, or pod, that is removably attachable to an undersurface of a deck of a pontoon boat. An engine is contained within the container and connected in torque transmitting relation with the marine p... | 02/27/2007 |
| 7104209 | Hybridhull boat system A hull is formed of a forward section, a rearward section and intermediate sections there between. The forward section is in a generally triangular configuration. The forward section has a forward-most point. The forward section has rearwardly extending sides. The r... | 09/12/2006 |
| 7047899 | Barge arrangement, barge unit and tug unit A barge unit includes LNG receptacle and a first power generation apparatus including a first combustion engine that is operated at least partly by LNG boil-off gas and a first generator that is driven by the first combustion engine. A tug unit includes a propulsion... | 05/23/2006 |
| 7047115 | Outboard motor steering system An outboard motor steering system for an outboard motor mounted on a stern of a boat includes a mounting unit having a swivel shaft connected to a propeller to turn the propeller, and a swivel case rotatably accommodating the swivel shaft. A vibration attenuator is ... | 05/16/2006 |
| 7007620 | Modular ships for transporting and installing precast modular intermodal concrete shapes Novel precast concrete boxes are disclosed which can be assembled together and/or with structural shapes disclosed in U.S. Pat. Nos. 5,697,736 and 6,491,473 to form waterfront structures such as seawalls, boathouses and the like. Novel methods of waterborne transpor... | 03/07/2006 |
| 6910436 | Propulsion steered towboat A conventional style of towboat has been used on U.S. waterways for decades, with steering control reliant on a triad of rudders for each screw, resulting in up to a dozen rudders installed. This propulsion steered towboat relies on an enhanced method of steering wi... | 06/28/2005 |
| 6637361 | Connecting device for a push-barge system A connecting device for a push-barge system in which an engine driven pusher vessel is connected to a pushed barge vessel, the connecting device including a cylinder in combination with a piston, the cylinder being fastened to a side of the pusher vessel ... | 10/28/2003 |
| 6612253 | Apparatus for coupling tug boats to barges An improved apparatus for coupling a tug boat to a barge having a notch in its stern is provided. Coupling units mounted on the opposite sides of the tug have extendable and retractable rams which engage with channels on the opposite sides of the stern no... | 09/02/2003 |
| 6487985 | Tug and barge connector and receiver apparatus An connection apparatus is provided for connecting a ram of a pusher vessel with a receiver installed in a stem notch of a barge, the connection head for mounting on the ram having a generally pentagonal shape and the receiver having two opposed side wall... | 12/03/2002 |
| 6336419 | Floating structure A floating multi-unit structure to be used for various operations offshore, on lakes, rivers, etc. It comprises two types of main units, termed propulsion/support unit and operative unit, respectively. Each such main unit includes at least one functional ... | 01/08/2002 |
| 6199501 | Articulated tug and barge mobile lightering connection A barge mounted, vertically adjustable receiver is provided which allows connection of a tug boat or pusher boat to a barge and which permits compensation to be made for changes in the draft of the barge by changing the vertical position of the receiver o... | 03/13/2001 |
| 6178914 | Method and an arrangement for launching and taking aboard a raft The invention relates to a method for launching and taking aboard a floating device (6) at a ship (1) under way. Said floating device (6) is arranged in and connected to a cradle (4) which is floating as such and open at the back. Said cradle hangs in a f... | 01/30/2001 |
| 6135047 | Kit for non-permanently converting a stand up PWC into a sit down A hull and seat assembly configured to be easily installed, secured and operated on production stand up PWC. The hull assembly (21) increases buoyancy and stability sufficient for multi-rider sit down operation while maintaining peak performance geometry.... | 10/24/2000 |
| 6053790 | Train coupleable flotation tube for waterslides A flotation device carries two or more people down a waterslide on shaped flotation tubes, coupled by flexible straps into a train. The bows and the sterns of adjacent buoyant bodies are complementarily shaped, preferably the bow being circularly convex a... | 04/25/2000 |
| 6035796 | Integrated houseboat-powerboat system The present invention relates to houseboats and powerboats. More particularly, this invention is directed to utilize electronic circuitry and controls, in combination with boat docking technology, that will allow a fully functional powerboat to be efficie... | 03/14/2000 |
| 5746150 | Boat for use with a personal watercraft An improved small boat that allows various brands of narrow motorboats or jet propelled personal watercraft to enter a docking bay between twin rear hulls and be secured in the docking bay. The boat of this present invention is an open hull, fiberglass re... | 05/05/1998 |
| 5660131 | Icebreaker attachment A self-powered icebreaker attachment for connection to a parent vessel. In the preferred embodiment, the icebreaker attachment includes a spoon-shaped bow, an ice knife positioned aft of the bow, and a propulsion system including fully rotatable Z-drives.... | 08/26/1997 |
| 5645007 | Personal watercraft mooring and transportation system A personal watercraft mooring system is set forth which includes a vessel, such as a pontoon boat, houseboat or deck boat and a mooring at the vessel's stern adapted to berth at least one personal watercraft. According to one embodiment, the mooring can a... | 07/08/1997 |
| 5605110 | Multi-use watercraft A multi-use watercraft wherein one or more bays are formed in the aft portion thereof for respectively docking one or more personal watercraft (PWC). The PWCs are connected to provide propulsion for the multi-use watercraft when so docked in the bay. The ... | 02/25/1997 |
| 5476060 | Cabin for docking watercraft A number of embodiments of docking watercraft, each embodying at least one cabin adapted to contain at least one bunk for accommodating a lying passenger. The cabin is disposed relative to the berthing area so that an operator on the smaller watercraft in... | 12/19/1995 |
| 5453572 | Docking watercraft A berthing type of watercraft having a main hull that is devoid of any propulsion unit and which defines a passenger compartment to receive a plurality of passengers and a berthing area to receive a smaller watercraft having a propulsion device for poweri... | 09/26/1995 |
| 5443028 | Fishing boat mountable on jet-ski-type watercraft and combination thereof The present invention relates to an unpowered watercraft which is releasably fastenable to an engine-powered jet-ski-type watercraft, a combination of the unpowered and engine-powered watercraft. The invention includes an L-shaped, pivotally-mounted trans... | 08/22/1995 |
| 5388544 | Fuel system for docking watercraft A watercraft for extending the utility of a small personal watercraft designed to accommodate only one or two riders. The watercraft is comprised of a main hull that is devoid of any propulsion device and which defines a berthing area into which the small... | 02/14/1995 |
| 5372083 | Watercraft A number of embodiments of watercraft of the type having a main hull which is generally devoid of any independent power unit and which defines a berthing area that is adapted to receive a smaller jet propelled watercraft for propelling the main hull. The ... | 12/13/1994 |
| 5353730 | Multi-use watercraft A multi-use watercraft wherein a bay, or bays, is formed in the aft portion for docking a personal watercraft (PWC). The PWC are connected to provide propulsion for the multi-use watercraft when so docked in the bay. The multi-use watercraft and the PWC m... | 10/11/1994 |
| 5255625 | Watercraft A number of embodiments of watercraft of the type having a main hull which is generally devoid of any independent power unit and which defines a berthing area that is adapted to receive a smaller jet propelled watercraft for propelling the main hull. The ... | 10/26/1993 |
| 5165357 | Streamlined tug-and-barge linkage A linkage is provided for connecting a first vessel and a second vessel such that the vessels are inhibited from rolling or yawing relative to one another but are permitted to pitch and heave relative to one another, when the first vessel is pushed by the... | 11/24/1992 |
| 5090346 | Multi-part ship construction system A construction system for ships utilizing three basic units which are attached together to form an integrated streamlined hull design suitable for navigation. The hull unit has an open area or slot in the stern portion with two side arms or wings into whi... | 02/25/1992 |
| 5052323 | Barge transport system A barge transport system comprises one or several barges and at least one powered push vessel connectable to each of said barges for the transport thereof by pushing. The push vessel as well as each of the barges are provided with means for connecting the... | 10/01/1991 |
| 5050522 | Apparatus for connecting a pusher boat and a barge An apparatus is disclosed for connecting a pusher boat and a barge, having a notch in the stern portion for receiving the hull of the pusher boat, such that a three-point supported rigid connection is formed which utilizes three axially movable connecting... | 09/24/1991 |
| 4947778 | Barge connecting apparatus An apparatus for interconnecting a pair of barges, or other waterborne vessels, to facilitate hookup and release of barges in an "on-hip" arrangement with a powered vessel. Oriented on the bow of each barge, coincident with the barge's longitudinal center... | 08/14/1990 |
