Matches 1 - 21 out of 21


Match Document Document Title
7322865 Belt drive propulsion system  
An apparatus and method for providing propulsion to naval vehicles by using one or more suspended belt drives to consistently engage the water proximate to the surface using a variety of belts with...
7063580 Ship employing a buoyant propulsion system  
A ship employing a buoyant propulsion system. A preferred such ship comprises a superstructure, a backbone, and a sub-structure. The backbone supports the superstructure. The sub-structure depends...
6921304 Amphibious vehicle  
The amphibious vehicle is a motorized vehicle capable of travel on land as well as in the water. The amphibious vehicle has a boat-like hull, and a caterpillar track assembly mounted along each...
6626712 Amphibious vehicle for civil protection applications, derived from tracked vehicles  
An amphibious vehicle comprising: a chassis (10), which has a hull-like structure and comprises supporting wheels (11) and driving wheels (13-14) for tracks (12) of the rubber-clad type, a fore...
6505694 Recreational vehicle  
A recreational vehicle which has a body which may be configured for land use or as a boat haul, the vehicle also having a pair of non interconnected spaced apart front wheels, an endless track...
6139378 Drive structure and assembly for a pontoon vessel  
A pontoon boat has a deck and laterally spaced supporting pontoons. A drive coupling assembly is secured to the aft end of the deck between the pontoons, and includes a vessel coupling unit. For a...
5845595 Amphibious vehicle having endless cleated tracks which are adaptable for a water mode and a land mode  
An amphibious vehicle has a land mode and a water mode wherein in the land mode the front end and the rear end angles of inclination are reduced to minimize the damage to the landscape of the...
5027737 Amphibious hydrofoil vehicle  
A power driven tracked amphibious vehicle is disclosed for moving troops from ships to shore at speeds in excess of 25 miles per hour. The vehicle includes a pair of hydrofoil assemblies each...
4934300 Vehicle propulsion apparatus and method of operation  
The invention provides a crawler track belt assembly with flexible parallel belts interconnected by transverse grouser bars. The bars have guide portions spaced transversely apart and mutually...
4124124 Hydraulic control and drive system for amphibious vehicle having a topside dragline draw works thereon  
The present disclosure is directed to a hydraulic system for an endless track pontoon type amphibious vehicle having a dragline draw works mounted on the vehicle and both topside and undercarriage...
3976025 Amphibious vehicle  
An amphibious vehicle is adapted to be propelled in water with a minimum of wet hull drag. The vehicle includes a semi-flexible frame and an engine fixed to the frame. Parallel sets of tandem...
3765367 PROPULSION SYSTEMS  
An amphibious vehicle comprising ducted-propeller units providing for an rease in water speed, a reduction in forward turning diameter, and backing turns within the vehicle length with full...
3534701 AMPHIBIOUS SNOW VEHICLE  
3487802 AMPHIBIOUS BOAT  
3469553 AMPHIBIOUS VEHICLE  
3420204 REACTION PROPULSION SYSTEM  
3403654 Watercraft propulsion  
3385255 Vehicle drive system  
3306250 Amphibious vehicle  
3180305 Vehicle, control system and driving system therefor  
2894476 Vehicle capable of transferring itself from a liquid to a solid supporting medium  
Matches 1 - 21 out of 21