Matches 1 - 18 out of 18
Match Document Document Title
6736080 Seagoing vessels  
A seagoing vessel having a length of between 45 and 175 meters and designed to operate at speeds of between 25 and 70 knots, the vessel comprising a single main hull with stabilising amahs...
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...
5937777 Monohull water-borne craft  
The invention is a monohull water-borne craft comprising a hull having a main portion and an opposed pair of stabilizers, the stabilizers being positioned on opposite sides of the main hull portion...
5809923 Apparatus for controlling the buoyancy and draft of a vessel  
The present invention provides manageable buoyancy and adjustable vessel draft which makes navigation possible in both shallow and deep waters without changing the total vessel weight or its given...
5642682 Recoverable trimaran  
The present invention features a trimaran-styled vessel that can recover from capsizing. The recoverable trimaran is made up of a specifically configured main hull with retractable, asymmetrical...
5575230 Tug boat for escort towing and/or harbor use  
A tug boat for escort towing and/or harbor use having a towing winch positioned at least on the forecastle. While in escort towing, the tug is intended to improve the steering and arresting...
5492074 Sailing arrangement  
A pair of pontoons are connected together in spaced arrangement by a bridge. A hammock, for supporting the user of the sailing arrangement, is disposed between and above the pontoons. A framed sail...
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 the...
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...
4836120 Self-righting waterborne craft  
Disclosed is a system for displacing the center of buoyancy from the center of gravity in a capsized craft and maintain the displacement until the craft is substantially re-righted. Buoyancy is...
4785754 Device for avoiding capsizing of catamarans  
A device for avoiding capsizing of catamarans, in which a mast of the catamaran is pivotally mounted on a transverse beam of connection between two hulls and kept in position by two shrouds which,...
4765269 Rightable catamaran  
A capsized catamaran having hollow pontoons, or pontoon sections, is righted by: (i) employing and operating automatic flooding means for locally flooding the pontoons to effect rotation and...
4541356 Multihull vessel with capsize prevention means  
A capsize prevention device for a multihull vessel which may be mounted to an existing vessel or be integrally manufactured therewith. The device includes first and second tubes disposed...
4516516 Ballast apparatus for righting a capsized boat  
A ballast apparatus for aiding in righting a capsized boat comprises a container for holding a quantity of water as ballast and includes a support for securing the container full of water to a...
4441445 Self-righting multihull boat  
The trimaran has a lateral hull which is fixed at the end of a beam rotatably mounted on a longitudinal axis, which itself is supported by an outrigger protruding from the central hull. A jack...
4227474 Catamaran equipped with re-righting device  
A catamaran is provided which is equipped to permit facile re-righting thereof after capsizing. The catamaran includes floodable forecastles and buoyancy chambers, and a watertight cabin in the...
3094959 Multi-hulled craft  
2794192 Safety boat  
Matches 1 - 18 out of 18