Class 180/9.64 - Belt or chain driven

Subclass of Class 180 - Motor vehicles
Definition: Motor vehicles wherein said toothed wheel is driven by a
No. of patents: 30
Last issue date: 10/11/2011

Number	Title	Issue Date
8033347	Final drive unit, construction machine equipped with the same, and method of winding crawler belt A final drive unit includes a sprocket, a hub unit and a holding portion. The hub unit is arranged inside the sprocket and includes a hub portion and a cover member mounted to the hub portion. At least the hub portion is configured and arranged to rotate about a rot...	10/11/2011
7967088	Snowmobile suspension and drive train A snowmobile suspension and drive train for supporting a snowmobile chassis and guiding an endless loop type track, the snowmobile suspension and drive train comprises an endless loop type snowmobile track supported by a suspension mechanism; wherein the track is be...	06/28/2011
7836984	Snowmobile suspension and drive train A snowmobile suspension and drive train for supporting a snowmobile chassis and guiding an endless loop type track, the snowmobile suspension and drive train comprises an endless loop type snowmobile track supported by a suspension mechanism; wherein the track is be...	11/23/2010
RE40289	Internal combustion engine for a snowmobile A snowmobile includes an improved internal combustion engine. The engine comprises a crankcase, a crankshaft rotatably journaled within the crankcase, a cylinder block assembly extending from the crankcase, and a cylinder head assembly connected to an end of the cyl...	05/06/2008
7357201	Kit for converting vehicle to tracked driven snow vehicle The invention is a conversion kit for converting a conventional two-wheeled vehicle, such as a bicycle or motorcycle, into a tracked vehicle for use on snow, mud and sand. The kit converts the vehicle without major modifications to the vehicle, and the vehicle may b...	04/15/2008
7188915	Suspension and drive mechanism for a multi-surface vehicle A tracked vehicle produces a pressure no more than 3 psi on the ground by increasing the number of contact points on the inner surface of the track. The stiffness of the track is also selected to minimize bowing between the idler wheels or rollers. The track is ther...	03/13/2007
7182165	Snow cycle A snow cycle includes a conventional motorcycle chassis having a set of steerable front forks and a rear swing arm, which normally mount front and rear wheels of the cycle, respectively. A snow track module is mounted to the rear swing arm and has an endless track d...	02/27/2007
7083012	Motorized traction device for a patient support A patient support including a propulsion device for moving the patient support. The patient support includes a propulsion system having a propulsion device operably coupled to an input system. ...	08/01/2006
7063639	Snowmobile planetary drive system Disclosed is a snowmobile including a reduction drive system including planetary gears. In an alternate embodiment, a reversing unit is provided. In a further alternate embodiment, an offset is provided in the drive system. ...	06/20/2006
7040426	Suspension for a tracked vehicle The present invention relates generally to recreational vehicles. More particularly, the present invention relates to methods and apparatus for traversing challenging terrain with a recreational vehicle. A vehicle in accordance with an exemplary embodiment of the pr...	05/09/2006
6922881	Method for installing and removing a continuous track drive unit The present invention is a system and method to install and remove continuous track drive units on vehicles, wherein the system contains two forcing discs connected hydraulically which mimic the shape of the vehicle end idlers. A hydraulically actuated telescopic se...	08/02/2005
6907951	Snowmobile planetary drive system Disclosed is a snowmobile including reduction drive including a planetary gear system having a shaft with a sun gear, a plurality of planetary gears spaced around the sun gear and engaging a ring gear. A second shaft is driven by said planetary gears or ring gear.	06/21/2005
6454037	Internal combustion engine for a snowmobile A snowmobile includes an improved internal combustion engine. The engine comprises a crankcase, a crankshaft rotatably journaled within the crankcase, a cylinder block assembly extending from the crankcase, and a cylinder head assembly connected to an end...	09/24/2002
6435290	Personal tracked vehicle A land vehicle has a flexible central frame member which extends from a large front roller to a smaller rear roller, and is encircled by a flexible looped belt having projecting treads. An engine mounted above the belt drives the front roller, and two bog...	08/20/2002
6431301	Snow vehicle conversion kit A conversion kit with track and ski steering assemblies to convert a two-wheeled land vehicle such as a motorcycle or bicycle to a vehicle suitable for over-snow travel. A ski assembly mounts to the steering fork of the land vehicle in place of the front ...	08/13/2002
6032754	Power transmission for snowmobile A power transmission system for a snowmobile reduces the weight thereof, and allows a streamlined body to be obtained. A drive side pulley of a V-belt transmission is mounted on a right end of a crankshaft of an engine. A gear box is disposed on the right...	03/07/2000
5979580	High ground-clearance hybrid track/wheel drive A rough-terrain vehicle employs separate track drives located on opposite sides of a vehicle body, like the wheels of a car. The tractor drives can revolve the track to permit track-driven travel. The drives can also halt the tracks relative to the drives...	11/09/1999
5954148	Crawler apparatus for vehicle A crawler apparatus, or crawler unit, which replaces a vehicle's wheel is disclosed. The crawler includes a drive wheel, a pair of front driven wheels, a pair of rear driven wheels, pairs of intermediate driven wheels, and an endless belt. The belt is wou...	09/21/1999
5894901	Endless track magnetic traveling device Magnets 1 are pressed against a vehicle body (side plates, a rotary shaft, a supporting beam 12 of springs 10, etc.), which travels on an endless track comprising the magnets 1, a chain 5, etc., by auxiliary wheels 9 having a plurality of springs 10 which...	04/20/1999
5533585	Device for adjusting a driving chain in a snowmobile A chain of a driving device for a snowmobile can be adjusted by a simple operation. A gear case is provided with lever portions. One lever portion is mounted on a gear case pivot. The other lever portion is fastened with a bracket provided on an upper fra...	07/09/1996
5148882	Robotic vehicle having tiltable propulsion units An intervention vehicle of the type comprising propulsion units (4) that are tiltable by rotation about transverse carrying shafts (66), comprising advance and tilting driven shafts (8, 9) disposed coaxially inside each carrying shaft (66) and transmittin...	09/22/1992
5131484	Transmission for a robotic vehicle A vehicle for interventions, in particular in buildings, characterized by the fact that it includes a scissor-like chain transmission (22, 40-24, 42) for transmitting the motion required between motors (10, 12) carried by the body of the vehicle (2) and p...	07/21/1992
5020614	Traction system A vehicle having drive wheels subject to significant vertical movement is equipped with an endless track system that includes rollers mounted on the main frame ahead of the drive wheels, and track belts extending around the rollers and the main drive whee...	06/04/1991
4699229	Endless articulated steel band vehicle for off-road services An off-road vehicle is equipped with an endless articulated steel band drive system including a drive wheel, a plurality of idle wheels and an endless belt extending around the drive wheel and the idle wheel. A back slider plate extends along the inner su...	10/13/1987
4664212	Vacuum wall crawler A vacuum wall crawler is provided with a pair of endless belts at both sides of the frame, the pair of endless belts having at their outer surfaces a plurality of recesses each of which has a through hole. Air in the recesses is sucked through suction cha...	05/12/1987
4279318	Track tensioning apparatus A continuous track assembly (12) has a frame (16) and first and second elements (18,20) pivotally connected to the frame (16). Each element (18,20) has a rotatable wheel (22,24) about which a track (30) is positioned. Either wheel (22,24) can be rotated w...	07/21/1981
4175627	Propulsion system for a snow going device A propulsion system for a snow going device comprising a tread having a roller chain carrying cleats with a resilient snow engaging portion, and an undersurface defining a groove which slidingly contains the chain, the groove also provides a longitudinal ...	11/27/1979
4166512	Chassis for off-the-road vehicles A chassis for a vehicle of the type in which all the wheels are driving wheels, the motion being transmitted from the engine to the wheels by means of a drive comprising sprocket wheels connected to the axles of the wheels of the vehicle and actuated by d...	09/04/1979
4035035	Propulsion cleat for a power-driven ski In a tread for a power-driven ski having a chain with a plurality of spaced propulsion cleats, an outwardly protruding propulsion cleat, constructed with a venting passage and with resiliency to enable it to withstand the dynamic forces associated with it...	07/12/1977
3976153	Vehicle with removable traction apparatus A vehicle having a traction apparatus which can be removably attached to the vehicle when the drive wheels thereof have been removed. The apparatus comprises a pair of endless, flexible tracks carried by a number of bogie wheels supported by elongated bea...	08/24/1976

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Class 180/9.64 - Belt or chain driven