Class 440/12.63 - Flexible endless track propulsion means

Subclass of Class 440 - Marine propulsion
Definition: Subject matter wherein the means for moving the vehicle
No. of patents: 33
Last issue date: 08/23/2011

Number	Title	Issue Date
8002596	High water-speed tracked amphibian An amphibious vehicle capable of high speeds on the water has a buoyant hull with driven tracks on each side of the hull. The tracks are movable between an upper position and a lower position relative to the hull. The tracks propel the vehicle both for land travel a...	08/23/2011
7670200	Tracked amphibious vehicle and adaptable amphibious pontoon tracking system An amphibious vehicle operable on dry land, wet land, or marsh land covered by water. In some embodiments, the amphibious vehicle includes a land-based vehicle, such as a car, truck, or all terrain vehicle (ATV), at least two pontoons supporting the land-based vehic...	03/02/2010
7367637	Endless track for high speed multi-terrain vehicles The track design for use with a tracked vehicle includes a cantilever cut made down into the outward side of each tread just outboard of the position where the inside of the track contacts the outboard edge of the tread of the outer wheel of each pair of track-suppo...	05/06/2008
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 multiple attachments, tires, or variable lugs. The drive belt system...	01/29/2008
7287482	Flotation safety device for vehicles An emergency flotation device includes water-proof housings that are secured to a selected portion of the vehicle such that the housings are mounted medially of the vehicle's tires. Selectively inflatable flotation bags are operably coupled and permanently conjoined...	10/30/2007
7211983	Amphibious off-road vehicle The invention concerns an off-road vehicle, in particular of the amphibious type, having a left wheel-train (6, 7, 8) and a right wheel-train, arranged to propel the vehicle on both land and water, propulsion resources (10) to drive the said wheel trai...	05/01/2007
7152517	Defensive shield A defensive shield for a ship has a support arm, pivotally mounted to a ship, and a shield pivotally mounted to one end of the support arm. The support arm is movable between a retracted position and a plurality of deployed defensive positions. In the deployed posit...	12/26/2006
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 from the backbone and adapted to float the backbone and the superstru...	06/20/2006
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
6983708	Amphibious marine vehicle Presented in an advanced amphibious marine vehicle that incorporates retractable land drives for operation over beaches or other hard surfaces. In the preferred embodiment, the land drives retract into hull recesses when the vehicle is waterborne so as not to add wa...	01/10/2006
6981461	Amphibious high speed marine vehicle Presented in an advanced high speed air cushioned marine vehicle that incorporates retractable land drives for operation over beaches or other hard surfaces. The land drives retract into air cushion hull recesses when the vehicle is waterborne so as not to add water...	01/03/2006
6945832	Suspension arrangement Vehicle suspension having a control arm pivotally mounted to vehicle body. Wheel support is pivotally mounted to the control arm. A hydraulic strut is pivotally mounted to body at trunnion mount. The wheel may be protracted to be placed vertically on the road surfac...	09/20/2005
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
6918801	Amphibious vehicle A vehicle adapted to operate on dry land, in soft terrain, and while floating. The vehicle includes a chassis formed by two interconnected pontoon sections sized such that the chassis and equipment will float. The pontoons are fitted with a track system providing pr...	07/19/2005
6655757	Head and tail sprocket assemblies for a marsh excavator A head sprocket assembly and sprocketless tail roller assembly for a pontoon track drive system wherein the sprocket assembly and tail roller is fitted with a plurality of support rings for straightening the track's elongated cleats attached to a pluralit...	12/02/2003
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 buoyancy reserve (21) and an aft buoyancy reserve (22) which ...	09/30/2003
6595812	Amphibious vehicle An amphibious vehicle for traversing a body of water or solid terrain such as a layer of ice floating atop the body of water. The vehicle includes a floatable boat hull having an elongate aperture there-through, and a snowmobile for traveling over the sol...	07/22/2003
6582258	Floating track device A floating track device for releasable attachment to a drive mechanism of an existing vehicle for supporting, floating, moving and steering the vehicle on a traveling surface includes an endless belt member to weight support the vehicle on the traveling s...	06/24/2003
6482053	Marsh excavator The present invention is a flotation apparatus converting a land excavator for amphibious operation. The conversion package comprises a pair of elongated pontoon assemblies secured to each other in a spaced apart manner by transverse support beams telesco...	11/19/2002
6149474	Vehicle propulsion system The present invention relates to a vehicle propulsion system. In an exemplary use described, the vehicle propulsion system is intended for a personal amphibious vehicle capable of efficiently transversing water, snow, land, ice and the like. In a preferre...	11/21/2000
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
6062156	Snowmobile powered watercraft A snowmobile powered watercraft which includes a pair of forward pontoons mounted to the front suspension in place of conventional skis and an U-shaped rear pontoon mounted to the aft portion of the snowmobile body. Propulsion is provided by the endless t...	05/16/2000
5899164	Tracked, amphibious marsh vehicle with improved track and drive arrangement An improved marsh craft construction uses spaced apart pontoons with endless belts (e.g.,. rubber) that encircle the pontoons and ride upon a rail system. Lugs are fastened to the belts for sliding against the rails. Drive wheels have cylindrical pins tha...	05/04/1999
5511508	Pontoon runner system An arrangement and methods are described for creating a pontoon of the type used with amphibious vehicles such as marsh buggies. A pontoon is described which features an outer shell comprised of an aluminum or aluminum alloy shell enclosing one or more wa...	04/30/1996
5113779	Flotation device for a combat vehicle Disclosed is a self deployed, self retracting flotation device for a land hicle, the device including covers hinged to the sides of the vehicle. Inflatable air bags are attached to the covers so that inflating the bags swings up the covers and subsequentl...	05/19/1992
4846091	Linear propeller The invention relates to a linear propeller device capable of use for propulsion of amphibious vehicles or for liquid pumping, the device having an endless outer surface having a substantially uniform width and being arranged to be movable along a predete...	07/11/1989
4713896	Inshore submersible amphibious machines A submersible unit comprises a portable, open or closed bottomed pneumatic chamber mounted on flexible drive tracks controlled by personnel from the chamber for operation along the bottom of a body of water, on the surface, at intermediate levels, in the ...	12/22/1987
4671774	All terrain vehicle An all-terrain vehicle driven by endless propulsion tracks. The wheels are sufficiently bouyant to maintain the upper section of the endless track above the water line when the vehicle is fully loaded. A series of generally linear cleat segments project f...	06/09/1987
4658751	Amphibian vehicle for shallow water An amphibian vehicle for shallow water, adapted for executing ground operations, such as dredging, removal of growth in channels, ditches and water courses includes a hull (1) with floating capacity, comprising a pontoon onto which several mechanisms for ...	04/21/1987
4568294	All-terrain vehicle An all-terrain vehicle driven by endless propulsion tracks. The wheels are sufficiently bouyant to maintain the upper section of the endless track above the water line when the vehicle is fully loaded. A series of generally linear cleat segments project f...	02/04/1986
4102292	Amphibious vehicle An amphibious vehicle for travel in water or on land with transversely spaced power driven buoyant drums fore and aft of the vehicle and intermediate buoyant idler drums likewise transversely spaced around which are reeved spaced flexible endless belt tra...	07/25/1978
3983832	Planing ski conversion to stand-off armor An amphibious vehicle is provided with pivoted plates on either side for ement between an extended position approximately horizontal and a "folded" position approximately vertical with respect to the normal position of the vehicle. A third plate may also...	10/05/1976
3951093	Amphibious air track vehicle This invention of an amphibious air track vehicle consists of five major assemblies. There are two equally spaced and parallel floatable elongated bodies each of which is encompassed by a belt having a plurality of extended space, parallel and laterally d...	04/20/1976

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Class 440/12.63 - Flexible endless track propulsion means