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Boat Maintenance Inventions & Patents
From Clixoo Boats – The Boats Guide @ Clixoo
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Boat Maintenance Inventions & Patents
Clixoo Boats is a comprehensive guide and directory for boats. This section of Clixoo Boats is about Boat Maintenance Inventions & Patents. (Clixoo Boats Home) Boat Maintenance Inventions & Patents
See Boat Patents Section of Clixoo Boats for all Boat Patent Resources
1 Boat maintenance - An apparatus and method for cleaning a boat in the water without pollution.
Patent number: 6327991 Filing date: Apr 7, 2000 Issue date: Dec 11, 2001
2 Boat enclosure assembly for boat maintenance - A boat enclosure system for performing boat maintenance work on the water has a U-shaped floating dock forming a three sided enclosure with an opening at one end to enable boats to sail into and out of the enclosure.
Patent number: 5138963 Filing date: Jul 26, 1991 Issue date: Aug 18, 1992
3 Fluid jet system and method for underwater maintenance of ship performance - A fluid jet system for underwater maintenance of a ship hull is provided.
Patent number: 5048445 Filing date: Sep 8, 1989 Issue date: Sep 17, 1991
4 Boat trailer with anti-friction skids - A boat trailer includes ultrahigh molecular weight polyethylene anti-friction plates attached to the top of the skid padding which supports the hull of the boat.
Patent number: 5429383 Filing date: Jul 21, 1993 Issue date: Jul 4, 1995
5 Modular floating boat lift - A floating boat lift capable of accommodating a wide variety of V-hulled boats.
Patent number: 6006687 Filing date: Jan 21, 1998 Issue date: Dec 28, 1999
6 Smart remote monitoring system and method - A remote monitoring system includes transducers, a transducer control module, a communications device, a monitoring system and end-user display terminals.
Patent number: 6553336 Filing date: Jun 26, 2000 Issue date: Apr 22, 2003
7 Voltage maintenance system - A voltage maintenance system is provided for an engine-driven vehicle having a primary battery.
Patent number: 5221861 Filing date: Feb 11, 1991 Issue date: Jun 22, 1993
8 Speed, acceleration, and trim control system for power boats - A computer-based system controls speed, speed and acceleration and/or trim.
Patent number: 5142473 Filing date: Aug 12, 1988 Issue date: Aug 25, 1992
9 Hydraulic boat lift - The present invention sets forth an hydraulically operated boat lift for lifting small boats upwardly out of a body of water by simultaneously supplying water pressure to four support posts connected to four corner portions of a lifting frame.
Patent number: 4773346 Filing date: Apr 8, 1987 Issue date: Sep 27, 1988
10 Boat propulsion and handling system - An improved boat construction is disclosed in which a boat, having the typical elongated hull, bow and stern, has a bottom configured as a hydroplane including a transverse step spaced from the bow and stern.
Patent number: 4977845 Filing date: Aug 14, 1989 Issue date: Dec 18, 1990
11 Telescoping boat trailer with screw drive and cam detachable safety brake separator - Telescoping trailer includes a fixed frame and a movable frame secured together for relative motions, and an emergency or safety brake.
Patent number: 4726601 Filing date: Dec 29, 1986 Issue date: Feb 23, 1988
12 Marine outdrive apparatus - A marine outdrive attachable to the transom of a boat having an inboard engine.
Patent number: 4645463 Filing date: Jul 19, 1985 Issue date: Feb 24, 1987
13 Small-sized surface boat - A small-sized surface boat is configured such that a seat extending in the fore-and-aft direction is mounted on the center of a deck that constitutes an upper surface of a hull.
Patent number: 6915755 Filing date: Sep 10, 2003 Issue date: Jul 12, 2005
14 Stabilizing system for a boat - At least two trim tabs are mounted on the transom symmetrically on each side of the longitudinal axis of the hull.
Patent number: 4967682 Filing date: Jul 12, 1989 Issue date: Nov 6, 1990
15 Stationary boat cover - A stationary boat cover suspended from an overhead supporting structure disposed over a boat lift for covering a boat.
Patent number: 5769105 Filing date: Oct 6, 1997 Issue date: Jun 23, 1998
16 Stabilized and foldable safety inflatable boat - A stabilized and foldable safety inflatable boat formed of a synthetic rubber or a plastic material is provided.
Patent number: 4942839 Filing date: Apr 21, 1989 Issue date: Jul 24, 1990
17 Boat drive with adjustable pitch propeller - A boat drive of the type in which a housing outside the hull of the board and below the water level receives a hollow propeller shaft driven by a drive shaft connected to the propeller shaft by a transmission.
Patent number: 5073134 Filing date: Dec 28, 1990 Issue date: Dec 17, 1991
18 Multiple hull air ride boat - An improved performance marine surface vessel that includes pressurized supporting gas cushions in multiple hulls, normally catamaran-like sidehulls, where such pressurized supporting gas cushions support a majority of boat weight in operation.
Patent number: 5176095 Filing date: Jul 10, 1991 Issue date: Jan 5, 1993
19 Moulded boat hull with integrally contained reinforced inserts - An integrally moulded plastic boat hull structure is provided with a plurality of threaded inserts for securing associated boat components.
Patent number: 5666902 Filing date: Feb 1, 1996 Issue date: Sep 16, 1997
20 Power boat with extended propeller pocket - A boat includes a transom with an inboard engine disposed closely adjacently forward of the transom.
Patent number: 4383828 Filing date: Jul 27, 1981 Issue date: May 17, 1983
21 Bottom exhaust high speed boat - A bottom exhaust type high speed boat has a hull including a grooved bottom. Patent number: 4509927 Filing date: Mar 9, 1983 Issue date: Apr 9, 1985
22 Foam maintenance center for personal watercraft - A housing for mounting electronic equipment in a personal watercraft, the housing including a foam piece adapted to be disposed within the hull. Patent number: 6681712 Filing date: Dec 31, 2002 Issue date: Jan 27, 2004
23 Boat hull with wood grain finish - A wood grain printed film showing strakes, rails, screws, plugs and caulk is affixed to the outside of fiberglass hulls to provide the appearance of a wood hull boat. Patent number: 6116181 Filing date: Jun 2, 1999 Issue date: Sep 12, 2000
24 Fine entry air ride boat hull - An improved performance marine surface vessel with one or more recesses.
Patent number: 4587918 Filing date: Feb 29, 1984 Issue date: May 13, 1986
25 Spring biased modular boat anchor and kit - A modular anchor with a compressible spring member that permits its easy retrieval from the floor onto which the anchor became stuck.
Patent number: 6119618 Filing date: Dec 30, 1998 Issue date: Sep 19, 2000
26 Marine inboard cooling water circulating system - A device and method that simplifies maintenance for inboard motorboats.
Patent number: 6695660 Filing date: Aug 1, 2002 Issue date: Feb 24, 2004
27 Apparatus and method for simultaneously flushing multiple outboard boat motors - Apparatus for simultaneously flushing multiple outboard boat motors, or for simultaneously flushing a boat motor and hosing down a boat, includes a water flow manifold having a single input conduit.
Patent number: 7150665 Filing date: Aug 30, 2005 Issue date: Dec 19, 2006
28 Boat propulsion device - A propulsion device for a boat that mounts through a hole in a bottom surface of the boat.
Patent number: 5108325 Filing date: Mar 8, 1991 Issue date: Apr 28, 1992
29 Lift arrangement for boats - A lifting arrangement for lifting boats off the water and for putting boats onto the water is provided. Patent number: 7194971 Filing date: Jan 13, 2006 Issue date: Mar 27, 2007
30 Pneumatic boat with auxiliary floats - A pneumatic boat comprising at least one inflatable fender forming two approximately parallel branches and a transom. Patent number: 6192822 Filing date: Nov 17, 1998 Issue date: Feb 27, 2001
31 Outboard motor mounting means for boats - A mounting device has a front bracket mounted with a backing plate on a boat transom and a rear bracket supports an outboard motor thereon.
Patent number: 4890811 Filing date: Dec 23, 1988 Issue date: Jan 2, 1990
32 Housing for a boat lift motor, pulley and gear drive - A boat lift motor and drive assembly includes a rigid mounting plate supporting a boat lift motor. Patent number: 6033148 Filing date: Sep 9, 1998 Issue date: Mar 7, 2000
33 Heel compensating steering arrangement for high speed boats - A boat steering mechanism contemplates the disposition of parallel side-by-side drive shafts outboard of the boat's fore and aft centerline. Patent number: 4846741 Filing date: Aug 10, 1988 Issue date: Jul 11, 1989
34 Multi-hulled boat - A multi-hulled boat has at least three hulls, with the outside hulls extending forward beyond the central or inside hull or hulls.
Patent number: 5191849 Filing date: May 6, 1991 Issue date: Mar 9, 1993
35 Boat lift apparatus - The present invention relates to a stationary boat lift comprised of a housing in which a boat is able to enter and exit with little difficulty. Patent number: 6174106 Filing date: Aug 10, 1999 Issue date: Jan 16, 2001
36 Marine vessel and method of manufacturing - The invention is directed to a marine vessel and method of construction.
Patent number: 6394014 Filing date: Sep 12, 2000 Issue date: May 28, 2002
37 Adjustable boat stabilizer - A boat stabilizer for attachment to the lower drive unit of a boat motor. Patent number: 5048449 Filing date: Feb 9, 1990 Issue date: Sep 17, 1991
38 Boat-line tie-off apparatus -alternative to whipping a boat-line with tape or a wax material. Patent number: 6052874 Filing date: Jun 10, 1999 Issue date: Apr 25, 2000
39 Marine vessel monitoring system and method - The present invention comprises a remote marine monitoring and control system that compiles security information and statistics.
Patent number: 6469641 Filing date: Feb 28, 2001 Issue date: Oct 22, 2002
40 Boat hoist - A boat hoist including a novel level lift suspension system.
Patent number: RE32118 Filing date: Nov 19, 1984 Issue date: Apr 22, 1986
41 Boat assembly - A portable boat assembly for use by an operator having a stern module.
Patent number: 5081947 Filing date: Jun 15, 1990 Issue date: Jan 21, 1992
42 Boat hoist hydraulic lift device - A hydraulic lift device for in-water boat hoists.
Patent number: 6695533 Filing date: Feb 10, 2003 Issue date: Feb 24, 2004
43 Boat carrier with retractable wheels - A boat carrier 1 having a transverse frame 2-2a with adjustable width for a range of boat widths.
Patent number: 6189478 Filing date: Jul 26, 1999 Issue date: Feb 20, 2001
44 Apparatus for loading and storing boats - A boathouse loading device for loading a boat out of a body of water and into a boathouse, using in part the motive power of the boat.
Patent number: 4601606 Filing date: Dec 4, 1984 Issue date: Jul 22, 1986
45 Portable manual boat hull cleaner - A portable manual boat hull cleaner is disclosed in which a plurality of cleaning loops are attached to a strap having handles at either end. Patent number: 5351640 Filing date: Aug 23, 1993 Issue date: Oct 4, 1994
46 High speed catamaran hull and boat - A high speed, high efficiency, stable catamaran boat hull which comprises a boat hull structure having an under surface.
Patent number: 5458078 Filing date: Jun 29, 1994 Issue date: Oct 17, 1995
47 Propulsion system for boats - A propelling machine is configured curved- tubular, on a ship bottom, with a front casing having a suction inlet.
Patent number: 6786167 Filing date: Jun 7, 2002 Issue date: Sep 7, 2004
48 Boat propulsion system - A boat propulsion system includes at least one propeller.
Patent number: 7018249 Filing date: Nov 21, 2001 Issue date: Mar 28, 2006
49 Inflatable floating boat lift - An inflatable floating boat lift device constructed of a flexible impermeable fabric comprising main air chambers and a network of hoses and valves connected to a blower controlling the inflation and deflation of each main chamber independently.
Patent number: 5860379 Filing date: Aug 22, 1997 Issue date: Jan 19, 1999
50 Four-cycle engine for a small jet boat - A four-cycle engine is provided which is suitable for use in a vehicle or an apparatus such as a small jet boat to be operated on the premise that it often overturns, and which is simple in structure.
Patent number: 6027384 Filing date: Dec 4, 1998 Issue date: Feb 22, 2000
51 Pontoon for protection barrier system - A pontoon provides buoyancy for a protection barrier to be provided in a body of water.
Patent number: 7044076 Filing date: Dec 17, 2004 Issue date: May 16, 2006
52 Boat trailer roller mount - The boat trailer includes pivotal support beams that are pivoted intermediate their ends. Pairs of boat hull support rollers are mounted on the ends of the roller mounting arms and are slidably supported by the mounting blocks.
Patent number: 6612602 Filing date: May 14, 2002 Issue date: Sep 2, 2003
53 Modular floating boat lift - The present invention relates to a boat lift including a base structure a cradle connected with the base structure.
Patent number: 6964239 Filing date: Nov 13, 2002 Issue date: Nov 15, 2005
54 Hydraulic-roller boat trailer - A boat trailer is described which combines the advantages of previously available hydraulic and roller-type trailer constructions.
Patent number: 5133571 Filing date: Nov 23, 1990 Issue date: Jul 28, 1992
55 Trailer-mounted boat cover - A boat cover device for attachment to the forward end of a boat trailer is provided.
Patent number: 5481999 Filing date: Jan 13, 1995 Issue date: Jan 9, 1996
56 Transverse waterjet propulsion with auxiliary inlets and impellers - A waterjet propulsion system having a transversely mounted engine.
Patent number: 4531920 Filing date: Jul 22, 1983 Issue date: Jul 30, 1985
57 Controlled cooling of moulded boat hull structure - A method and apparatus is provided for controlling the reconfiguration of a moulded boat hull structure as it is cooled from its moulding temperature to ambient temperature.
Patent number: 5817259 Filing date: Oct 4, 1996 Issue date: Oct 6, 1998
58 Boat boarding device - A boat boarding device for use in combination with the side or transom of a boat.
Patent number: 6932020 Filing date: Jul 26, 2004 Issue date: Aug 23, 2005
59 Fuel delivery system for a boat - A fuel delivery system for a boat having an internal combustion engine is provided.
Patent number: 6244917 Filing date: Oct 22, 1999 Issue date: Jun 12, 2001
60 Boat mounted hydro-alternator - A hydro-alternator for attachment to the outboard motor on a bass fishing boat.
Patent number: 6192821 Filing date: Mar 16, 1998 Issue date: Feb 27, 2001
61 Safety system for boats in dry storage - A safety system for use with boats to be stored in enclosed buildings to minimize potential problems of fires and explosions.
Patent number: 5008667 Filing date: Mar 26, 1990 Issue date: Apr 16, 1991
62 Engine control for planing boat - An engine control for a planing-type boat having an engine powering a water propulsion unit is disclosed.
Patent number: 5967862 Filing date: Jun 8, 1998 Issue date: Oct 19, 1999
63 Outboard motor - An operational condition of an outboard motor.
Patent number: 6962513 Filing date: Sep 22, 2003 Issue date: Nov 8, 2005
64 Belt driven pedal boat - A pedal drive apparatus for mounting in a boat such as on the rear gunwale of a typical rowboat featuring a drive wheel coupled to a crankshaft and also coupled to a propeller shaft through a bi-directional pulley system.
Patent number: 5580288 Filing date: Sep 29, 1995 Issue date: Dec 3, 1996
65 Hydrofoil boat - A hydrofoil comprises a bottom formed with two front and rear steps.
Patent number: 6782839 Filing date: Sep 4, 2002 Issue date: Aug 31, 2004
66 Boat bottom cleaning device - A boat brush is disclosed for cleaning the submerged portion of the hull.
Patent number: 4991533 Filing date: Sep 16, 1988 Issue date: Feb 12, 1991
67 Boat loader and unloader construction - A boat loader and unloader having a vertical column post adapted to be mounted on a usual trailer hitch at the rear of a vehicle.
Patent number: 4113126 Filing date: Aug 19, 1977 Issue date: Sep 12, 1978
68 Boat controller - An electronic boat controller which can be plugged in and removed from a boat.
Patent number: 4626757 Filing date: Mar 13, 1984 Issue date: Dec 2, 1986
69 Lift boat - An improved lift boat includes a hull, a plurality of legs (preferably three), a plurality of pads, one pad attached to each leg, and a jacking mechanism for moving each upward and downward.
Patent number: 6523491 Filing date: Nov 13, 2000 Issue date: Feb 25, 2003
70 Paddle wheel boat – The vessel of this invention has a relatively uniform weight distribution throughout the length of the vessel which maintains a level trim under all operation conditions thereby maximizing the efficiency of the design and operation.
Patent number: 6264518 Filing date: Sep 29, 1999 Issue date: Jul 24, 2001
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