|
Match
|
Document |
Document Title |
|
|
7591229 |
Forespar for a sailing vessel
A spar for a sailing vessel comprises an elongated member which projects upwardly at an oblique angle from the centerline of the vessel deck and defines a longitudinal axis of rotation. The...
|
|
|
7568442 |
Three degree-of-freedom pivot assembly, sail-mounted ballast, and sail control system for high speed sailboats
A sailboat is disclosed wherein the sailboat includes a three degree-of-freedom pivot assembly, sail-mounted ballast, and sail control system. These three features increase sailing efficiency and...
|
|
|
7252264 |
Flying sailboat
A vehicle adapted for airborne flight and waterborne sailing has a fuselage ( 20 ) with left and right wings ( 52, 54 ) that pivot independently about a respective longitudinal axis from a...
|
|
|
6932010 |
Sailboat with offset boom
A sailboat comprising a hull with a mast has a rotatable strut that supports a continuous boom and holds the boom far enough away from the mast to allow clear air flow over the sail on either tack....
|
|
|
6910434 |
Control device for steering kite on a boat
A control device for a steering kite on a boat. The steering kite can be steered by a steering device and at least two or three, preferably at least four or five, suspension lines. The control...
|
|
|
6732670 |
Sailing craft
A sailing craft including a hull assembly ( 1,2 ), keel ( 3 ) and turret assembly ( 5 ) connected to the hull assembly ( 1, 2 ), for rotation about an axis. Turret assembly ( 5 ) is adapted to...
|
|
|
6694910 |
Floating island apparatus and method of control
A floating island apparatus and method of operation in which a floating main body is connected by a cable system with an underwater sail. The cable system is operated to adjust the sail orientation...
|
|
|
6682018 |
Releasable control yoke anchor system for kite
A control yoke anchor system 1 for many uses of wind powered objects. The wind-powered object is tethered by lines 5 to a control yoke 2 , which is releasably attached to an anchoring member ...
|
|
|
6668741 |
High performance sailing craft
Sailing craft having a hull, a seat disposed toward the rear of the hull and largely outboard of the hull, a mast affixed directly to the seat so that heeling forces applied to the mast are...
|
|
|
6622771 |
Arcuately displaceable privacy screen assembly
An arcuately displaceable privacy screen assembly, comprising: (a) a frame sub-assembly having an internal aperture contained therein, wherein at least a portion of the internal aperture is covered...
|
|
|
6561109 |
Sailing boat for teaching and for disabled people
A structure of a sailing boat that allows disabled people to learn how to sail and perform without any danger all maneuvers performed on the great competition sailing boats, consists of a multiple...
|
|
|
6341571 |
Wind-powered air/water interface craft having various wing angles and configurations
A wind powered air/water interface craft disposed in a mechanically simple configuration(s) with means for trimming and/or adjusting the area of the various air and water foil elements either...
|
|
|
6289833 |
Device for moving an individual relative to a surface with the assistance of wind
A device (10) for moving an individual (12) over a surface (14) with the assistance of wind (16) is provided herein. The device (10) includes a support section (18), and a sail section (20) which...
|
|
|
6237521 |
Sailcloth arrangement for sails of water-going vessels
A sailcloth arrangement for a sail of a water-going vessel has a sailcloth base and flexible solar cells attached to the sailcloth base. The flexible solar cells have a flexibility matching the...
|
|
|
6189471 |
Sailboats and methods
The invention provides various improved sailboats and methods for their use. In one exemplary embodiment, a sailboat comprises a hull and a deck that is operably attached to the hull. The deck has...
|
|
|
6135041 |
Hull for a sailing vessel
A sailing vessel has a hull of a low-profile construction with a work deck overhanging the accommodation area extending substantially from the midsection of the hull to a terrace deck adjacent the...
|
|
|
6105524 |
Pivoting sailing rig
A pivoting sailing rig adapted for use on a vehicle, such as a watercraft, includes a frame with spaced apart primary shafts which are oriented to rotate about and move axially along axes which are...
|
|
|
6079344 |
Small watercraft with fin and sail
A small watercraft, e.g. a small catamaran, propelled by a vertical fin-like device and/or a sail is invented. A vertical shaft is located in the front portion of the craft. Foot operated multiple...
|
|
|
6062155 |
Mast mounted boom support for sailboats
A boom support for supporting a sailboat boom on all sailing angles. The boom support, which is pivotally attached to the lower portion of the mast below the boom, includes two resiliently flexible...
|
|
|
5937779 |
Single-hand sailboat having novel spinnaker raising and lowering system
A spinnaker raising and lowering system is provided for a sailboat. The system includes a first pulley mounted in a movable mounting. A second pulley contained in a mounting which is fixed to the...
|
|
|
5934214 |
Method of sailing a boat, and sailing vessel
A sailing method and a sailing boat (1) are designed for low or even non-drift sailing, wherein the total power provided by the sail (5) is established, after which the keel (3) is adjusted in...
|
|
|
5862769 |
Modified windsurf boom
This invention modifies a windsurfing boom, to allow the clew of a windsurfing sail to move laterally away from the sailor. An elongated tail piece and roller assembly are used to facilitate...
|
|
|
5845593 |
Man and wind powered aquatic vehicle
A non sinkable, easily re-rightable aquatic vehicle has a lightweight body with a front, a rear, a bottom and opposite sides and contains a seat for supporting a pilot. A pair of front sheaves are...
|
|
|
5738031 |
Halyard retainer
The invention provides a halyard retaining device for securing a plurality of halyards to a mast track in a rearward side of an elongate mast, the device comprising: a collar having a plurality of...
|
|
|
5642683 |
Parachute-type sail for boats
A parachute-type sail is connected with a tethering line to a water going vessel to provide motive power for the vessel. At least one swivel is disposed on the tether line between the vessel and...
|
|
|
5628265 |
Sail boats
In a sail boat having a hull, an upstanding mast in the hull, a boom articulated on the mast, a sail supported on the mast and controlled by the boom, a crew cockpit disposed below the boom, the...
|
|
|
5622130 |
Heel control system for sailing yachts and sailing yacht hull
High performance sailing yacht designs are disclosed based on a keelless sailing yacht concept having dynamic gravitational ballast which is laterally movable for heeling resistance which ballast...
|
|
|
5619946 |
Sail furling device with bearings to permit simultaneous cable and extrusion rotation
A maritime sail furling mechanism furls a sail around a rotating luff extrusion from an open to a furled position in a natural fashion while functioning under load. A novel bearing assembly,...
|
|
|
5603276 |
Device comprising at least one element of aerodynamic shape with modifiable geometry integrating a system for controlling the boundary layer
The member may for instance be a sail having at least one opening to create an air flow from the pressure face to the suction face, and guides to guide the air emerging from the opening on the...
|
|
|
5555836 |
Folding spinnaker pole system
A sailing vessel includes a hull having a mast supported thereon in a vertical direction from the hull and a spinnaker pole support mounted to the hull forward of the mast. A pair of spinnaker...
|
|
|
5529007 |
Automatically ballasted sailboat
A sailboat without stays for the mast has automatic ballasting which uses a tilting main mast and a tilting pole that has weights traveling up it to counteract increasing wind force upon the sail....
|
|
|
5509368 |
Sailboat with pivotable mast
A sailboat having improved comfort and safety and comprising a hull having a deck having a port side, a starboard side, and a central portion between the port and starboard sides; at least one mast...
|
|
|
5476057 |
Method and apparatus for structurally supporting and sealing a mast
A sealing and supporting member for filling the gap between a keel mounted mast and the deck of a sailboat is produced by introducing a sealing compound in a fluidic state into the gap and allowing...
|
|
|
5454339 |
Apparatus for bi-lateral sail sheeting
A method and apparatus for sheeting a sail of a sailing vessel having the sail rotatably attached to a mast mounted on a vessel body. The apparatus includes a main sheet line wherein opposite ends...
|
|
|
5431121 |
Sailboat keel hoist assembly
A keel hoist assembly for use in raising and lowering the keel of a retractable keel sailboat and including a winch unit and a generally tubular retractable support tube. The winch unit is...
|
|
|
5427554 |
Recreational water craft
A recreational water craft of uncomplicated design and construction is provided herein which is adaptive to be manually powered by one or more crew members or readily converted from manual power to...
|
|
|
5347946 |
Structure for aerodynamic transition between mast and sail in a sailcraft
Sail structure for sailcraft for improved air flow transition from the saraft mast. Several embodiments are provided in which a pair of sail luff panels are maintained in close proximity to aft...
|
|
|
5333567 |
Jibe controller
A device which limits the violent motion of a sailboat boom during jibing, comprising a passive resistance means which responds to violent or rapid motion and which is connected between the boom...
|
|
|
5181477 |
Boom for sailing vessel
A boom for a sailing vessel has a forked forward portion hinged to the mast at spaced locations to permit rotation or swinging of the boom only in a horizontal plane.
|
|
|
5170734 |
Wind propelled craft with multi-function rudder control arm
A unique wind propelled craft including a body, a deck which forms the upper surface of the body, a sail for propelling the body by wind forces, a rudder for maneuvering the craft, and a rudder...
|
|
|
5136964 |
Warning device for windsurfing craft
The present invention pertains to a warning apparatus with respect to a small sailing craft having a structure for holding a sail. The invention is comprised of a device for signaling that does not...
|
|
|
5131341 |
Solar powered electric ship system
A system for producing and distributing electric power on a sailing ship, using arrays of photovoltaic cells covering the ships sails and rigging to generate electric power during daylight for the...
|
|
|
5131344 |
Mast for sailboats and the like
A mast for use in sailboats and other sail-propelled craft has two elongated solid or hollow sections with confronting at least partially concave internal surfaces, and a plurality of transversely...
|
|
|
5060591 |
Sailboat
The sailboat is provided with an outwardly projecting outrigger which is built like a container and is buoyant. Valve controlled openings are constructed in the outrigger below the water line so a...
|
|
|
4940008 |
Foldable mast assembly
An A frame mast is pivoted relative to a sailboat hull and supports a lateen yard. A boom is coupled to the yard and to the sailboat hull at the bow. The A frame mast is supported in all positions...
|
|
|
4886008 |
Frame spar for soft airfoils
A sloop comprising a mast in the form of an A-frame with its plane athwartships. The luff of the mainsail is supported by a mainstay which is a thin wire or rod running from the apex of the A-frame...
|
|
|
4883011 |
Hydrofoil keel
Disclosed ia a keel for a sailing boat having a hydrofoil section. The thickness to chord ratio of the keel increases from the top to the bottom creating a vortex trap and thus reducing the drag of...
|
|
|
4860680 |
Sailboat with leeway reducing keel
A sailboat includes a fixed keel whose lateral profile is adjustable to create lift that counteracts the leeward drift of the boat when sailing upwind. The keel structure supports side panels that...
|
|
|
4788923 |
Sailing craft
Sailing craft having a mast supporting a large sail; the mast is curved towards the prow of the craft, the large sail being attached to the mast on the same side as the convexity of the curve; the...
|
|
|
4781137 |
Boom-footed sail efficiency enhancement system
To prevent crossflow of wind and increase aerodynamic efficiency of boom-footed sail, a stationary sealing vertical baffle structure is mounted along the centerline of a sailboat under the boom....
|