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| Number | Title | Issue Date |
| 7766709 | Amphibious vehicle steering An amphibious vehicle has retractable wheels (2, 3) attached to hubs (2), and a planing hull (10, 11, 3). Front wheels are arranged to be steered by a power assisted transversely mounted element (16), which may be a rack and pinion unit. ... | 08/03/2010 |
| 7410396 | Amphibious vehicle transmission An amphibious vehicle has retractable road wheels to allow planing over water. Power to the road wheels is disconnected automatically as the wheels are retracted. This may be achieved through a cable attached to a suspension rocker arm to disconnect a dog clutch att... | 08/12/2008 |
| 7371137 | Amphibious vehicle suspension An amphibious vehicle, which may plane on water, has at least one pair of front or rear wheels having wheel suspensions fitted with an anti-roll bar (46). Said bar rotates upwards as the wheels are stowed above the waterline for use of the vehicle on water. T... | 05/13/2008 |
| 7329161 | Amphibious recreation vehicle An amphibious passenger vehicle having several open or covered holes and a surrounding cover to accommodate fishing and hunting. An aft mounted engine, forward/reverse transmission, drive linkage and disk/caliper brake assembly controls a pair of rear wheels. Electr... | 02/12/2008 |
| 7322864 | Amphibious vehicles with retractable wheels Amphibious vehicle having road wheels which are retractable to allow planing. Each wheel suspension is protractable through a gap in the planing surface of the hull. To reduce hydrodynamic drag and improve marine handling, covers are provided which cover such gaps w... | 01/29/2008 |
| 7316594 | Wheel suspension and retraction system A mechanism is provided by which the wheels of an amphibious vehicle are simultaneously retracted or protracted for switching between a land mode and a marine mode of operation. Each of a transversely spaced pair of wheels is supported by a horizontally arranged spr... | 01/08/2008 |
| 7234982 | Amphibious vehicle suspension A retractable suspension for an amphibious vehicle, the configuration of which allows the size of an opening in the hull necessary for accommodating the protraction of each wheel to be kept to a minimum. The suspension is configured such that the only component that... | 06/26/2007 |
| 7040938 | Armored foldaway inflatable floating device Disclosed is an AFIFD mounted on the front surface and both side surfaces of an amphibious vehicle to provide additional buoyancy. The AFIFD allows safe swimming of the amphibious vehicle, provides rapidity through automated folding and unfolding processes. The AFIF... | 05/09/2006 |
| 7004801 | Amphibious vehicle An amphibious vehicle (1), in the form of an inflatable boat (2) has a self propelled and steerable retractable under-carriage system, enabling the vehicle to enter and exit the water under its own power. The swing of the wheels and their supporting st... | 02/28/2006 |
| 6971931 | Amphibious vehicle An amphibious vehicle for land and water use comprises a main mono hull section and a pair of port and starboard sponsons which are movable from a stowed position under a main vehicle deck adjacent to the mono hull and a fully deployed position in which the sponsons... | 12/06/2005 |
| 6957991 | Power train Power train or an amphibious vehicle having an engine, transmission, and transfer case position in-line with longitudinal vehicle axis towards the rear of the vehicle, with transmission output facing the front of the vehicle. The transfer drive drives the rear wheel... | 10/25/2005 |
| 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 side by hinges. The tracks are arranged so that they can be rotated betw... | 07/26/2005 |
| 6886837 | Hydraulic suspension strut for an amphibious vehicle A hydraulic suspension strut (30) has a first on-off valve (58) connecting the first and second chambers (42 and 44), and a second on-off valve (62) connected to chamber (42) only. Suspension arm (3) of wheel (1 | 05/03/2005 |
| 6764358 | Amphibious vehicle Amphibious vehicle (40, FIG. 7) comprises engine (2) with its crankshaft aligned with front and rear axis (X) of the vehicle; transmission (3); and differential (4) offset from the transmission. The differential has front and rear ... | 07/20/2004 |
| 6623317 | Power train A PTO (power take off) sprocket 65 driving belt or chain 80 is attached to input shaft 42 of a transversely mounted vehicle gearbox 40. The driving face of sprocket 65 is outside casting 52; its driven part 58 is attached to sprocket 46 by bolts 59, runni... | 09/23/2003 |
| 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 located rearwardly of an intermediate of the spaced apart fron... | 01/14/2003 |
| 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 water propulsion drive such as an outboard motor, the coup... | 10/31/2000 |
| 5755173 | Amphibious automobile with a sleek displacement hull in the substantial contour of a canoe An amphibious vehicle, normally an automobile, has a centrally located displacement hull body portion, containing a passenger compartment and an engine, that is of excellent hydrodynamic profile similar to a canoe. Wheels located at the end of four-wheel-... | 05/26/1998 |
| 5181478 | Amphibious vehicle with retractable wheels An amphibious vehicle with retractable wheels that revolves through the sides of hull between a retracted position inside an enclosure and a ground engaging position. The vehicle has three wheels on each side or a set of caterpillar tracks. A hatch panel ... | 01/26/1993 |
| 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 pivoted to the vehicle for movement between an operative water ... | 07/02/1991 |
| 4579297 | Air, land and sea vehicle Air, Land and Sea vehicle is convertible between aircraft form, road vehicle form and boat form. The conversion between aircraft form and road vehicle forms having (4) four tires as an automobile as well as a roadable vehicle structure that are movable ou... | 04/01/1986 |
