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| Number | Title | Issue Date |
| 5111763 | Steering unit for barges A steering unit (10) for a barge tow (12). The steering unit (10) has a hull (16) which includes a pair of spaced longitudinally extending portions (50, 52) and defining a cavity or tunnel (54) therebetween. A propeller (48) and rudder (36) are mounted wi... | 05/12/1992 |
| 5007866 | Trimming/tilting system for marine propulsion unit A hydraulic tilt and trim system for a marine outboard drive unit for effecting quick tilting-up of the drive unit and slow trimming of the drive unit through a plurality of trim positions. The system includes two fluid motors, preferably of the piston-cy... | 04/16/1991 |
| 5007363 | Gunnel saver dock and mooring fender A buoyant marine fender element is disclosed, with guides for securing it to a mooring facility such as a piling, which allows the fender element to rise and fall with the tide or waves. The fender element is cylindrical in form and sealed at each end by ... | 04/16/1991 |
| 5006084 | Shift device for marine propulsion A marine propulsion forward, neutral, reverse transmission incorporating a single spring for yieldably cushioning the shifting into either forward or reverse. Various embodiments of detent mechanisms and spring locations are illustrated as is an arrangeme... | 04/09/1991 |
| 5003907 | Boat hook A mooring and maneuvering device which includes an elongated rigid pole having an improved boat hook at the distal end thereof and further including a flexible loop movable from an operative position to facilitate the securing of said device to a mooring ... | 04/02/1991 |
| 5002510 | Steering mechanism for marine propulsion devices The present invention provides a hydraulic steering assembly for a marine propulsion unit in which the axis of the cylinder travels parallel to the axis of the propulsion unit tilt axis during pivotal steering of the propulsion unit. The steering assembly... | 03/26/1991 |
| 5000707 | Tilting device for marine propulsion unit Two embodiments of hydraulic tilt and trim units that include a manually operable valve for permitting flow between the chambers of the fluid motors so as to facilitate manual adjustment. In one embodiment, the valve is also automatically operable and is ... | 03/19/1991 |
| 4998898 | Ultralight/compact airboat apparatus An ultralight/compact airboat construction weighing less than five hundred (500) pounds yet stable at high speeds of, for example, in excess of forty (40) mph is provided. The hull provides a unique configuration having a parabolic flat portion positioned... | 03/12/1991 |
| 4998498 | Knockdown sailboat A knockdown sailboat adapted to be stowed in a carrying case which includes inflatable hulls, a frame made up of longitudinal sectional tubular members connected securely to spaced-apart lateral tubular frame members, and a telescopic sectional mast stepp... | 03/12/1991 |
| 4995843 | Surfboard The present invention provides a surfboard which includes, in the lower aft region, a vertically narrow flexible tongue, the bending range of which is restricted by an elastic device, and, in the upper aft region, a covering material. Two supports are arr... | 02/26/1991 |
| 4993980 | Buoyant support apparatus and system for use in exercising An exercise device comprising a flotation jacket worn by an exerciser in water which enables the exerciser to float in an upright position while exercising and without contact with the bottom or sides of the enclosure holding the water. The jacket is fabr... | 02/19/1991 |
| 4993351 | Rounded top header extrusion for boat windshields A rounded top header extrusion for boat windshields being constructed as a unitary extruded member for rigidly engaging a boat windshield. The extrusion provides a curved upper surface for supporting a boat canopy, and a recessed channel extending inwardl... | 02/19/1991 |
| 4992065 | Reversing device of a jet propulsion assembly for a ship A reversing device of a jet propulsion assembly for ships. The jet propulsion assembly includes a steering means connected to the outlet of a pump, for steering the driving water jet, the steering means including two flaps for reversing the driving water ... | 02/12/1991 |
| 4990112 | Power transmitting device for marine propulsion unit Several embodiments of arrangements for transmitting driving thrusts from the bearing carrier of a lower unit to the lower unit housing at the rear end of the bearing carrier so as to permit a compact and streamlined relationship while affording high thru... | 02/05/1991 |
| 4987847 | Anchor retrieving device An anchor retrieving device for transmitting the anchoring power from a main anchoring line to the end of a shank of an anchor opposite to the crown end when the device is held in the locking position and for transmitting the anchor raising power from the... | 01/29/1991 |
| 4986775 | Propeller shaft bidirectional thrust bearing system A bidirectional thrust bearing system for the propeller shaft of a marine propulsion system includes a substantially circumferential groove milled into the propeller shaft. A pair of substantially semicircular force transferring members are adapted for pl... | 01/22/1991 |
| 4986205 | Self-flaking sail system A self-flaking sail system is disclosed, including generally U-shaped shackles, each of which has a pair of legs joined by a bight portion, and having on their opposite ends, transversely aligned retainer receiving apertures, with a retainer pin extending... | 01/22/1991 |
| 4986781 | Floating lounge A floating lounge for use in a swiming pool or the like is disclosed. The floating lounge has a lounge body that is adapted to support a person in a reclined position while floating in water. The lounge body has an enclosed fluid distribution chamber and ... | 01/22/1991 |
| 4986777 | Marine engine oil drainage device A marine engine oil drainage device and combination are provided for gravitating oil from the oil pan of an inboard marine engine. The discharge device includes a tubular casing which is snugly disposed within the drainage port in the stern of the vessel.... | 01/22/1991 |
| 4986783 | Outboard motor power takeoff An outboard motor assembly includes a hydraulic pump which is carried by the motor assembly and is drivingly connected to the main drive shaft at a point located between the motor and the propeller shaft. The hydraulic fluid storage container is carried b... | 01/22/1991 |
| 4984527 | Device for the remote assembly of two members A device for the remote assembly of two members using at least one oblong assembly element, comprising an anchoring arrangement for anchoring its assembly element on one of said members, or first member, a remote control arrangement for tensioning said as... | 01/15/1991 |
| 4982679 | Wingsail flap torque equalization A deflection system for wingsail assemblies in which the deflection is performed by fluid operated cylinders that are inter connected in such a way that the wingsail element is moved by a co-operative push pull action from the annulus side of one cylinder... | 01/08/1991 |
| 4981098 | Harness release device for water skiing A harness release device for water skiing is disclosed and includes a handle with a longitudinal bore there through. A first end of a harness line is fixedly received within the bore at one end of the handle while the second end of the harness line is rel... | 01/01/1991 |
| 4981452 | Surface drive outboard with improved transmission An outboard motor for a marine craft which incorporates a surface drive heretofore only found with inboard motors. A specially designed constant velocity universal joint is used to pivotally couple the propeller shaft and propeller shaft extension housing... | 01/01/1991 |
| 4979451 | Under water air lift utility bag In a lift device used by divers to bring objects from the bottom to the top of a body of water, this invention eliminates the need for a second bag. This is accomplished by combining the lifting and the carrying bag into one unit. The bags are combined in... | 12/25/1990 |
| 4979918 | Outboard motor vibration isolation system Disclosed herein is a marine propulsion device comrising a propulsion unit including a cavity defined in part by a wall, an opening communicating with the cavity, a rubber mount insertable into the cavity through the opening, and an expandible wedge inser... | 12/25/1990 |
| 4979454 | Jet ski safety device A jet ski safety device includes a flexible tube of elongate material, which may be made of rubber. The ends of the elongate material are securely attached, by means of plates or brackets, to the surface of a jet ski, so that the material bridges across t... | 12/25/1990 |
| 4977847 | Lift and rudder fin attachment The Disclosure is concerned with lift and rudder fin attachments for outboard engines and inboard engines with outboard drives of the type used in the propulsion of boats. The attachments may be adjusted to vary the amount of lift that is produced under a... | 12/18/1990 |
| 4978269 | Vacuum controlled lifting apparatus A vacuum-controlled apparatus for gripping or gripping and lifting a load such as a roll-out refuse container. The lifting apparatus includes a primary vacuum pad for initially engaging the load, the primary vacuum pad comprising a vacuum head for exertin... | 12/18/1990 |
| 4976641 | Buoy with self-ejecting weight A surface buoy. The buoy includes top and bottom flotation members of hemispherical configuration and a reel member positioned between them. An elongate flexible cord is coiled about the reel member and has a first end secured thereto. A second end of the... | 12/11/1990 |
| 4976640 | Marine propulsion device with elastomeric cushion A marine propulsion device comprising a member adapted to be mounted on the transom of a boat, a housing which is mounted on the member for pivotal movement relative thereto and which has therein a first bore, an extendable and contractable hydraulic asse... | 12/11/1990 |
| 4976642 | Life ring A life ring is disclosed which is adapted to fit generally about the waist of a person and to secure their arms so as to prevent them from accidentally slipping out of the ring as they are pulled from the water. The life ring comprises a generally rigid i... | 12/11/1990 |
| 4972791 | Boat protection device The present invention relates to an improved boat protection device. The boat protection device includes a pair of plates that are pivotally attached together. The boat protection device plates may have attached thereto a plurality of attachment lines whi... | 11/27/1990 |
| 4972793 | Anchor An anchor is used for anchoring a hull or a floating body on the water. When the anchor of the present invention is made to land on the bottom of the water, left and right bills and a lower auxiliary bill encroach the bottom of the water and thus to make ... | 11/27/1990 |
| 4973277 | Safety belt harness system A life vest having a safety belt harness system. A safety belt of the safety belt harness system is threaded through loops on the life vest and is secured to the vest with a quick release, cam-type buckle. Removably attacheed to the back of the vest is a ... | 11/27/1990 |
| 4971586 | Small-sized self-propelled watercraft A self-propelled portable watercraft, including a deck and hull, an engine, and a waterjet propulsion system, capable of operating while a supply of air is unavailable. The air substitute, consisting of a mixture of oxidizing gas and recycled exhaust gas,... | 11/20/1990 |
| 4970982 | Combination livewell and bait well for fishing boats In a fishing boat, a built-in tank which serves the combined function of a livewell for holding fish that are caught and a bait well for receiving a minnow bucket. An electric pump powered by the battery of the boat pumps water from the lake into the tank... | 11/20/1990 |
| 4969413 | Sea- or drag-anchor A sea anchor or drogue having a body comprised of a front section which tapers forwardly to a nose, and a hollow, rearwardly tapering back section. Longitudinal open channels are formed in the front section and lead into the back section, with vanes or tu... | 11/13/1990 |
| 4969847 | Through-cowl strain relief assembly for outboard motor A strain relief assembly for an outboard motor for relieving strain on wires, cables, lines or the like which extend between the boat and the cowl assembly which encloses the power head of the outboard motor. The stain relief assembly is preferably dispos... | 11/13/1990 |
| 4967680 | Vertically zip-reefing sail A zip-fastener on each side of a working sail, for example a mainsail, makes it possible to remove from the effective area of the sail an elongated triangular area with its apex at the top and one side of it disposed close to the luff. In one embodiment t... | 11/06/1990 |
