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Match Document Document Title
8757302 Irrigation system track assembly with adjustable tow  
A track assembly for a mobile tower of an irrigation system includes a mounting bracket; a gearbox assembly and a rotatable drive wheel hub attached to the mounting bracket; a drive wheel attached...
8757301 Irrigation system track assembly with adjustable tow  
A track assembly for a mobile tower of an irrigation system includes a mounting bracket; a gearbox assembly and rotatable drive wheel hub attached to the mounting bracket; a drive wheel attached...
8627907 Steering drive system and skid steer vehicle equipped therewith  
A steering drive system includes a drive arrangement having a first drive and a second drive, a summing gear unit for summing driving torques of the drives on an output shaft of the summing gear...
8499876 Snowmobile having front tracks with brakes  
A central endless drive track is disposed below the seat of a snowmobile. At least two left wheels are operatively connected to a left track frame disposed forwardly of the seat. A left track...
8459898 Adjustable bolster swing legs for mounting and aligning and reorienting crawlers for slipform paving machines  
A paving machine for spreading, leveling and finishing concrete having a main frame, center module, bolsters laterally movably, and a crawler track associated with respective aft and forward ends...
8393422 Serpentine robotic crawler  
A serpentine robotic crawler is disclosed. The robotic crawler can include a first frame having a first continuous track rotatably supported by the first frame, a second frame having a second...
8267212 Snowmobile having front tracks with brakes  
A central endless drive track is disposed below the seat of a snowmobile. At least two left wheels are operatively connected to a left track frame disposed forwardly of the seat. A left track...
8205696 Motorized snowboard  
A gasoline engine powered snowboard having an endless track trained about a support frame containing driven and idler wheels. Engine operation is directed from an upright operator support column....
8205695 Conformable track assembly for a robotic crawler  
A suspension system for a lightweight robotic crawler is disclosed. The suspension system provides for mounting of a flexible endless track thereon. The suspension system includes a forward guide...
8157033 Steering system for a tracked vehicle  
A steering system for a vehicle having left and right endless tracks, left and right sprocket wheels, a motor and a hydraulic pump includes left and right hydraulic motors mounted to a respective...
8042630 Serpentine robotic crawler  
A serpentine robotic crawler capable of multiple movement moves is disclosed. The serpentine robotic crawler includes a plurality of frame units, coupled together by at least one actuated linkage....
8007058 Traction assembly with endless track having variable ground-contacting area  
The present invention generally provides a wheel replacing traction assembly which uses, for propulsion, a longitudinally extending endless track disposed around and cooperating with a sprocket...
8002365 Conformable track assembly for a robotic crawler  
A suspension system for a lightweight robotic crawler is disclosed. The suspension system provides for mounting of a flexible endless track thereon. The suspension system includes a forward guide...
7938216 Moving carrier that sticks to surface by use of sticking means such as negative pressure  
The moving carrier which sticks to the surface is provided with easy transverse movements on the surface. The moving carrier has at least two sets of driving wheels or one set of caterpillar on...
7900723 Motorized snowboard  
A gasoline engine powered snowboard having an endless track trained about a support frame containing driven and idler wheels. Engine operation is directed from an upright operator support column....
7891447 Remotely controlled vehicle with a track mechanism and independently operated wheels  
A remotely controlled vehicle with a track mechanism and independently operated wheels is described. The vehicle includes a track assembly that includes a center track drive wheel and...
7844378 Farm apparatus having implement sidehill drift compensation  
An apparatus and method using GPS for dynamically adjusting side-to-side positioning of a farm implement along a geographical path.
7836982 Compact crawler type tractor  
A compact crawler type tractor having an excellent turning feeling is provided. A hydraulic speed change mechanism for turning includes a hydrostatic transmission pump for turning and a...
7784571 Motorized snowboard  
A gasoline engine powered snowboard having an endless track trained about a support frame containing driven and idler wheels. A molded chassis having a contoured track support pan cooperates with...
7753155 Front drive system for a snowmobile  
A snowmobile having a multiple endless track propulsion system. The multiple track propulsion system includes a rear endless track operably supported to engage a ground surface, and a pair of...
7581598 Blade motion reduction  
An articulated loader has an articulated chassis and corresponding A-frames. The points of the A-frames face each other. The articulated chassis includes a front portion and a rear portion....
7543664 Mono-track vehicle  
A vehicle includes a motorized belt track directly or indirectly connected to a frame. The belt track frictionally contacts a drive surface on which the vehicle moves, such as any form of road or...
7451840 Articulated crawler dozer with direct load path structure  
An articulated loader has an articulated chassis, two A-frames, and four track assemblies. A narrow portion each of the A-frames faces a narrow portion of the other A-frame. The articulated...
7416219 Swiveling work machine  
A swiveling work machine includes a swivel deck mounted to be pivotable about a vertical axis and a side cover for covering one lateral side on the swivel deck, an accommodating space capable of...
7347293 Work vehicle  
A working vehicle such as a mobile agricultural machine is designed such that it has an improved working efficiency if any spinning turn is not required, and has an improved running property in a...
6926109 Hydrostatic motor drive mount  
A tracked vehicle includes a track operatively connected to a driveshaft. An output shaft of a hydrostatic motor is selectively rotationally engaged with the driveshaft via a clutch mechanism....
6907946 Brake system for a tracked vehicle  
A direct braking of a drive shaft for a tracked vehicle that moves on rotating track(s). A disc brake is connected to the same drive shaft that has sprocket(s) for engaging the track(s). Upon...
6789014 Direct modification of DGPS information with inertial measurement data  
A global positioning system based navigation system for a ground vehicle, in particular an agricultural ground vehicle such as a tractor, combine, sprayer, or the like, includes an inertial...
6782960 Tracked vehicle  
A tracked vehicle with a drive system, which performs driving, braking, directional change, and steering functions as a function of corresponding control commands from an electronic control unit....
6755487 Brake adjustment method and apparatus thereof  
A brake adjustment method and apparatus thereof are described which are capable of providing proper brake hydraulic pressure compensation without causing variations due to different adjusters and...
6692185 Adjusting arrangement for steerable transport assembly for self-propelled construction vehicle  
An improved arrangement for adjusting crawler-type transport assemblies in a self-propelled construction vehicle between two differing “home” positions. The crawler transport assembly comprises a...
6679570 Track frame structure  
A track frame structure which can increase a crawler actual ground contact length (L0) from a first track roller to an endmost track roller without increasing a whole length of a traveling...
6672412 Method for operating a vehicle having two propulsion units  
A method for operating a vehicle having variable-speed left-side and right-side propulsion units (such as, without limitation, a tracked vehicle having a left track powered by a left-track motor...
6637529 Steering control system for tracklaying vehicle  
A steering control system for a tracklaying vehicle, which ensures smooth turning performance according to various modes such as ascent travel, descent travel, and travel in a low speed range and...
6588521 Four track crawler crane  
A crawler that includes a first crawler assembly and a second crawler assembly attached to the first crawler assembly so that the first crawler assembly is aligned with the direction of travel of...
6544135 Tracked vehicle with shiftable lateral intermediate transmission  
Tracked vehicle with at least one engine and one gear-change and steering transmission and with lateral intermediate transmissions as final drives for track sprockets on both side of the drive....
6474426 Steering method and steering system for tracklaying vehicle  
A steering method and steering system which enable a minimum turn radius more than the discharge capacities of a hydraulic motor and a hydraulic pump and which positively prevent the unstable...
6374933 Track vehicle track width adjustment  
A system for adjusting the width of a tracked vehicle is described including a rear suspension having a differential that drives two spur gears with rotational axes located above the differential...
6286620 Access plate for an axle of a differentially steered vehicle  
A differentially steered work vehicle is provided with a driving axle having a axle housing with an access opening. An access plate is secured to the access opening and is provided with steering...
6179073 Hybrid track for a vehicle  
A vehicle (10) includes a pair of hybrid track assemblies (12) mounted on opposite sides of the longitudinal axis (A) of the framework (11) of the vehicle (10) for cooperating to steer the vehicle...
6170584 Tracked vehicle steering system with steering pump monitoring  
A control system is provided for a tracked vehicle drive/steering system having an engine driven hydraulic steering pump which drives a hydraulic steering motor. The steering pump is responsive to...
6145609 Track vehicle pivot system  
The present invention comprises at least one cylinder, such as a hydraulic cylinder connected between a vehicle or machine upper structure frame and a dual track undercarriage which is used to...
6135220 Modular system for track-laying vehicle  
A modular track suspension system is readily adapted for attachment to any presently manufactured full-size automotive vehicle built with a load-carrying frame, being easily substituted for the...
6116362 Articulated vehicle  
Articulated track supported land vehicles having both structure to effect major steering changes and minor steering changes wherein the minor changes are enabled by track warping mechanisms that...
6032751 Electromechanical cross-drive steering transmission for tracklaying vehicles  
A cross-drive steering transmission serves for steering a tracklaying vehicle and has the following characteristics: at least two fixed mechanical reduction gears which act according to at least...
RE36284 Track system for vehicles  
A track suspension system for a vehicle having a frame and a continuous flexible track. A drive wheel is attached to the frame for engaging and driving the continuous flexible track. A leading...
5927412 Castering swing link for a track sub-assembly  
Track sub-assembly having a castering swing link for supporting a primary idler spindle, the swing link having an upper bore for accepting a first connecting pin and a lower bore for accepting a...
5924503 Offset work vehicle drive system  
A drive system for a work vehicle is provided having a differential gearbox with an output pinion coupled to a bull gear where the bull gear is coupled to an axle and the axle rotates about an...
5857532 Differential steer system for a machine  
A differential steer is provided for use in a machine and includes a variable displacement motor operatively connected to a differential disposed between first and second output members. The...
5699656 Agricultural combine  
A tracked agricultural combine vehicle for harvesting, hulling and sorting grain includes a grain working section driven via a tension roller clutch controlled power transmission belt and further...

Matches 1 - 50 out of 99 1 2 >