Matches 1 - 28 out of 28


Match Document Document Title
9003986 Autonomous sailing vessel  
An unmanned ocean-going vessel including a primary hull, a rigid wing rotationally coupled with the primary hull where the rigid wing freely rotates about a rotational axis of the rigid wing, a...
8973511 Autonomous sailboat for oceanographic monitoring  
A fleet of autonomous sailing vessels that are equipped with monitoring and communication equipment for reporting environmental and other conditions. For optimal stability, the autonomous sailing...
7093556 Inflatable self-righting kayak safety device  
A device that mounts onto the front of a kayak to assist in righting the kayak after it rolls over. It consists of a small mast that is attached to a hinged base. An inflatable bag is attached to...
6450114 Water craft  
With reference to FIG. 1, the invention is a water craft. The water craft has a hull 1 and a sail arrangement, and carries a fishing line and baited hook. The water craft can sail across a body of...
6089173 Multi-hull watercraft with self-righting capabilities  
A multi-hull watercraft, such as a catamaran or trimaran is constructed to facilitate the righting thereof following a capsize. By providing a pivot connection between the hulls and the...
5910035 Means for raising one or both of the heels of a surfer  
The means for raising one heel or both heels of the surfer so that the resting position of the ankle is more extended than on a flat deck. Examples of these means are a foot pad (22) thicker on...
5896824 Method and apparatus for uphauling a windsurfer sail  
A method and apparatus for uphauling the sail of a windsurfer is provided. The method and apparatus for uphauling a sail uses the sailor's body weight to uphaul the sail. The apparatus connects...
5601045 Sailboat flotation apparatus  
A flotation hood removably extendable over the top portion of a main sail of a watercraft and being movable with the sail without being joined thereto. The hood includes a first and a second...
5540168 Catamaran sailboat extension wing with volumetric frame  
A sailboat is provided with an outboard-projecting elevated attachment or extension wing constructed of large-diameter frame tube elements used in combination for storage, seating, buoyant...
5255624 Sailboat mast floatation device  
An inflatable mechanism for attachment to the top of a sailboat mast to counteract turtling (complete rotation of the boat into an inverted position where the mast is pointed straight down into...
5216971 Catamaran righting apparatus  
An improved apparatus for righting an upset catamaran is disclosed. Apparatus are provided to apply and maintain a compressive force in the mast while extending the out-of-water permanent shroud...
5191850 Sail boat righting system  
A righting system for a multi-hulled sailing vessel with a floatable mast has mast support cables, including aft mast support cables, extending from the top portion of the mast to vessel anchor...
4878447 Multihull vessels  
A multi-hull vessel has a center section and a plurality of float arm assemblies disposed on opposite sides of the center section. The float arm assemblies are pivoted so as to be movable upwardly...
4784075 Watercraft with righting aid  
A watercraft, especially a sailboat having at least one hull and one mast. A righting aid is provided that is in the form of a pole-like righting element that has two ends, a first one of which is...
4723497 Sailcraft uprighting device and method for its use  
A device and method which permit a single sailor to upright a capsized sailcraft. The uprighting device and method are adaptable for attachment to any size or type of existing sailcraft. A catwalk...
4651666 Multi-hull sailboat righter  
The invention is a water lifter for use on knocked down multi-hull sailboats. The water lifter comprises a water bucket attached to one or more bucket lines which in turn are attached to one or...
4562785 Self-stable trimaran  
A trimaran sailing boat permitting the automatic return to a stable equilibrium corresponding to a normal sailing position from any position. This is accomplished by filling of submergeable...
4516518 Catamaran righting accessory  
An elongated structural member is provided for releasable anchoring at one end to one end of either the fore or aft transverse bracing structure extending between and anchored relative to fore and...
4344377 Sail craft  
A device for increasing the motive force of a sail acting on a sail craft and at the same time decrease the risk of having the craft turned bottom up after a capsizing are obtained by fastening to...
4117795 Multi-hull self rescuing system  
A marine craft maintained floating in a capsized condition by flotation components which permit angular displacement substantially about a rotational axis established intermediate the bow and...
4102287 Catamaran with swingable mast and hulls  
A multiple hull craft such as a catamaran is provided having outrigger hulls which can be swung to either of two positions 180° apart and locked in either position. The mast is swingable about a...
3999498 Articulated loading arm with end hoses for single point mooring  
An underwater articulated loading arm terminating in a hose or hoses, comprising a first or inboard arm connected to the base swivel of a single point mooring and a second or outboard arm...
3905323 Amphibious vehicle  
An amphibious vehicle comprises a frame having two sections pivotally affixed to each other for rotation about a vertical pivotal axis. A first hollow sphere is rotatably mounted in one section of...
3865061 Catamaran righting apparatus and method  
A device for righting a capsized catamaran boat of the type that has a mast which is free to pivot in any direction but which is normally held upright by three cables extending from high on the...
3820489 SAFETY RIG FOR MULTI HULL BOATS  
3585952 SELF RIGHTING VESSEL  
A self-righting vessel is provided in which flotation means, which may comprise the sail of a sailing vessel, is so positioned and proportioned to the vessel that no matter what position the...
3370560 Sailing vessels  
3016860 Sail boat safety device  

Matches 1 - 28 out of 28