Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7249568 | Boat camper A boat camper vessel 10 has a pair of pontoons 12, 13 joined by a bridge 44 that provides the deck of the vessel. A main canopy 22 stores in the bow when not is use. The raised canopy 22 is supported by ribs 220 and it exten... | 07/31/2007 |
| 7182031 | Conversion kit for all terrain vehicle The invention offers a conversion kit for all terrain vehicle, which is adjusted for driving both on the terrain and in the water. For that purpose, pontoons to lengthen the front and rear side of the all terrain vehicle have been constructed, the height whereof in ... | 02/27/2007 |
| 7137350 | Catamaran with extending platform carried by the underwing and an extending deployable ramp carried by the extending platform A catamaran has a pair of spaced-apart pontoons, each having a forward tapered end and a rearward end. An underwing is affixed to the pontoons and spans therebetween. A platform is pivotally connected to the underwing forward end and/or rearward end and conforms to ... | 11/21/2006 |
| 7033234 | Method of steering a boat with double outboard drives and boat having double outboard drives A method of steering a planning V-bottomed boat with double individually steerable outboard drive units with underwater housings (6), which extend down from the bottom (1) of the boat. When running at planning speed straight ahead, the underwater housi... | 04/25/2006 |
| 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 positioned on either side, wherein the hydrostatic value of GM determined in ... | 05/18/2004 |
| 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 cross-members, in accordance with one method, it is possible to right... | 07/18/2000 |
| 5957071 | Sailboat A sailboat having a cross-shaped body to which a pair of pontoons are attached. Additionally, a pontoon-like rudder is attached to the aft portion of the body. A steering mechanism is provided for steering the rudder by application of force, via the opera... | 09/28/1999 |
| 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 and being disposed closely adjacent to the main hull port... | 08/17/1999 |
| 5848574 | 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 cross-members, in accordance with one method, it is possible to right... | 12/15/1998 |
| 5829174 | Articulated snowplow system An articulated snow plow system for use with a vehicle comprising a mounting plowblade section having a moldboard section, at least two mounting sides, and at least one mounting structure located on each of the mounting sides; and a plurality of extending... | 11/03/1998 |
| 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 payload. The seakeeping characteristics and dynamic stabil... | 09/22/1998 |
| 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 amas; internal, water-ballast tanks; a raised, buoyant, ster... | 07/01/1997 |
| 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 properties of a vessel to be assisted by means of a tow rope emit... | 11/19/1996 |
| 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 is attached to the pontoons such that the attitude and di... | 02/20/1996 |
| 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 water) during a capsize. The device functions by producin... | 10/26/1993 |
| 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 or downwardly. Each float arm assembly comprises upper and... | 11/07/1989 |
| 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 provided such that the craft floats high in the water when in... | 06/06/1989 |
| 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, starting from the top of the mast and winding around tensi... | 11/22/1988 |
| 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 sinking of ends of the pontoons, to cause the catamaran to up-en... | 08/23/1988 |
| 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 longitudinally along the lower portion of the keel of the vessel thr... | 09/17/1985 |
| 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 person outwardly of the boat for exerting a righting moment th... | 05/14/1985 |
| 4457248 | Multihull vessels A multihull vessel has a center section; a pair of floats displaceable from normal operative positions laterally extended on either side of the center section upwardly to positions above the center section and inwardly toward the center axis of the vessel... | 07/03/1984 |
| 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 allows the lateral hull to rotate around the axis (arrow). Ope... | 04/10/1984 |
| 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 stern separated by bulkheads from the forecastles. Air inlets... | 10/14/1980 |
