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7641006 Military vehicle with electric drive running gear system  
A military vehicle, e.g., tank, that includes a turret, a gun mounted on the turret, a plurality of belts, wherein each of the plurality of belts encompass a front wheel and a rear wheel to provide...
7584812 Articulated dozer with suspension and suspension lockout  
An articulated loader has an articulated chassis and two A-frames. The points of the A-frames face each other. The articulated chassis includes a front portion and a rear portion. Likewise, there...
7552785 Suspension system for track vehicle  
A suspension system for a track vehicle, the suspension system comprising: a frame; a track surrounding the frame; a plurality of suspension modules resiliently interconnected between the frame and...
7533741 Swivel mounted track frame  
Track frame assemblies wherein one assembly provides a multi-section sub-frame that supports a series of idler wheel suspensions. Each section is mounted to pivot laterally from stub axles...
7520348 Tracked implement with pivotal front and trailing idlers and powered rear drive member  
This invention relates to a mower and a tracked implement that convert from one to the other by coupling a mower unit or a tracked unit to a common drive unit. The drive unit is thus used in both...
7516805 Equalizer bar mounting arrangement  
An equalizer bar for a tracked vehicle is connected to the track roller frames via an arrangement comprising a pin which is swivel ably mounted to the equalizer bar and held rigidly by the track...
7503411 Articulated dozer with frame structure for decreased height variation in the vehicle chassis  
An articulated loader has an articulated chassis and two A-frames. The points of the A-frames face each other. The articulated chassis includes a front portion and a rear portion. Likewise, there...
7503412 Concrete machine  
Concrete machine which is mainly composed of a chassis and of caterpillar drives, upon which the chassis is provided via arms, which arms can be adjusted in height, characterized in that the...
7493976 Variable configuration articulated tracked vehicle  
A variable configuration articulated tracked vehicle comprises a chassis, a pair of right and left drive pulleys, a right and left planetary wheel, a right and left track, a right and left arm...
7461711 Superconducting crawler system for a production line  
An equipment-carrying crawler ( 20 ) includes a rolling track ( 44 ) and a structural support ( 70 ). The structural support ( 70 ) supports equipment ( 16 ). Lifting magnets ( 72 ) are coupled to...
7455141 Track drive system  
A track drive system comprises a chassis frame and a drive wheel rotatably coupled to the chassis frame. An upper idler is rotatably coupled to the chassis frame rearwardly of the drive wheel. A...
7455131 Suspension system for tracked vehicles  
A suspension system for a tracked vehicle that includes at least four suspension cylinders for suspending at least two track module frames to a chassis of the tracked vehicle to allow torsional...
7395890 Snowmobile track suspension  
A rear track suspension for a snowmobile having a single resilient element for biasing both the front and rear arms. The slide rail is permitted to pitch between first and second pitching...
7231993 Drive track support with vibration isolation  
A track driven machine has a pair of track frames on opposite sides thereof, and each of the track frames has a pair of laterally extending arms fixed thereto. The arms are joined to a machine...
7131508 Terrain conforming track assembly  
An endless track assembly that mounts to a wheeled vehicle. The assembly provides 1) a track suspension having fixed or adjustable, independently biased sets of idler wheels to vary the track...
7070012 Snowmobile suspension  
An improved rear suspension assembly is provided for snowmobiles, which includes a link assembly operatively connecting the rear suspension arm to a front cushion absorber so that the pivot...
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...
7017688 Independent suspension for multi-use vehicle  
A half-track vehicle includes a frame, first and second beams having forward and rearward wheels attached thereto, and first and second suspension systems. The frame includes a first side and a...
6962222 Mobile agricultural machinery  
A mobile agricultural machine, particularly for use as a combine, which demonstrates improved operational movement and travel performance characteristics, and is capable of easily changing...
6904986 Terrain conforming track assembly  
An endless track assembly that mounts to a wheeled vehicle. The assembly provides 1) a track suspension having fixed or adjustable, independently biased sets of idler wheels to vary the track...
6892838 Stabilizer bar for independently suspended beam structure  
A half-track multi-use vehicle having an independent suspension system that reduces body roll during operation in rough or sloping terrain. The vehicle includes a frame, a pair of beams that each...
6880901 Traveling apparatus of crawler vehicle  
A traveling apparatus of a crawler vehicle can achieve both reduction of an impact applied to an operator cab and maintenance of high traction force even at a time of backward traveling on a ground...
6860571 Suspension system, positive hydraulic braking system, positive drive belt system and belt tensioning device for wheel and belt driven devices  
A track driven device having a suspension system, positive hydraulic braking system, positive drive belt system and belt tensioning system for an improved ride, reducing belt wear and belt failure.
6843619 Apparatus able typically to transform a frame mounted on crawler tracks into a pipe playing machine  
An apparatus transforms a motorized frame mounted on crawler tracks and having a rotatable horizontal platform, into a pipeline laying machine or the like. A first structure is hinged to the...
6823953 Crawler vehicle with oscillating track carriages  
A crawler vehicle has a frame extending along a longitudinal axis of the vehicle, and two lateral track carriages oscillating with respect to the frame about a rear transverse axis. Each carriage...
6810975 Suspension system for a tracked vehicle  
A suspension system for a tracked vehicle, preferably having rubber tracks. The track assembly is mounted on a pivot shaft such that it can oscillate about the axis of the pivot shaft. The...
6796391 Hydraulic clamping device for a variable gauge track vehicle  
A crawler running gear, particularly for a construction machine, having a central section and two crawler supports with in each case one crawler track. The crawler supports are arranged along a...
6739679 Rolling wheel support structure for crawler traveling apparatus  
A rolling wheel support structure for crawler traveling apparatus includes rotary shafts rotatably supporting rolling wheels which roll on a ground contacting side of an inner circumferential...
6715575 Track tensioning system for a tracked vehicle  
A suspension system for suspending an endless track beneath a tracked vehicle chassis. The suspension system can be a fully coupled suspension, a partially coupled suspension or a non-coupled...
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...
6601664 Crawler device for a crawler type vehicle  
The present invention is a crawler device for a crawler type vehicle, which lowers the vehicle height, decreases the vehicle width, and exhibits superior stability during operation. For this...
6450280 Snowmobile suspension system  
An improved torsion type rear suspension system for a snowmobile. The suspension includes a pair of rails movable with respect to the snowmobile body and a pair of torsion springs disposed between...
6378635 Track frame connecting structure of a heavy work vehicle  
The present invention provides a track frame connecting structure of a heavy work vehicle that can minimize the amount of up and down movement of the ends of an equalizer bar, so as to make track...
6367827 Caterpillar board designed in particular for use on grass slopes  
The proposed crawler-mounted board ( 1 ) is specifically for the purpose of riding over grass or lawn slopes. It features a crawler unit which consists of two slightly concave-curved undercarriage...
6298933 Equalizer bar stop assembly for limiting movement of the equalizer bar relative to the main frame of a track-type work machine  
A main frame to roller frame stop assembly for limiting movement of an equalizer bar relative to the main frame of a track-type tractor or other work machine wherein the stop assembly includes a...
6283562 Triangular crawler apparatus  
A triangular crawler device, which is free from being stumbled and whose crawler belt does not come off from a body of a vehicle while the vehicle travels, includes a track frame (10), having a...
6263991 Snowmobile  
A extended movement rear suspension for a snowmobile. The suspension includes at least two elongated members of a substantially constant length coupled to the snowmobile frame and to an endless...
6206492 Mid-roller for endless track laying work machine  
Endless track laying work machines are provided with a pair of track laying assemblies positioned on opposite sides of the work machine. Each track laying assembly includes an endless rubber belt...
6199646 Working vehicle with semicrawlers  
A tractor includes a body frame (4), front wheels (3), propelling shafts (8) disposed in a rear portion of the body frame, and semicrawler units (10) for receiving drive from the propelling drive...
6164399 Track-type carriage system for heavy vehicles  
The present invention provides a track-type carriage system for heavy vehicles, and, in the preferred embodiment, a track-type carriage system for an articulated steering seismic vibrator vehicle....
6135175 Tree harvester provided with a rotatable worktable  
A tree harvester provided with a rotatable worktable assembly is disclosed herein. The tree harvester includes a movable frame, a worktable assembly rotatably mounted to the movable frame and an...
6135221 Drive assembly for track-laying vehicle  
A drive assembly for a track-laying vehicle adapted to travel in a horizontal direction along the ground has a horizontally elongated frame having two opposite ends and upper and lower edges...
6089339 Drive reconfiguration mechanism for tracked robotic vehicle  
Drive reconfiguration apparatus for changing the configuration of a drive unit with respect to a vehicle body may comprise a guide system associated with the vehicle body and the drive unit which...
5944134 Adjustable snowmobile track suspension  
A suspension system mountable to the chassis of a snowmobile and about which an endless track is carried. The suspension includes a slide frame for engagement with a lower portion of the endless...
5791429 Snowmobile tunnel with bi-surfaced top  
A tunnel body for a snowmobile, with a cooperating seat cushion, which provides greater space within the tunnel body to accommodate extended travel of the rear suspension, including the rear idler...
5752574 Track-type machine undercarriage  
An undercarriage structure for a track-type machine has first and second spaced apart track roller frame assemblies which are positioned adjacent and parallel to the longitudinally extending...
5697463 Suspension for track-laying vehicle  
A track-laying vehicle has a frame with a pair of opposite sides, a track suspension on each side of the frame, and respective vibration-damping support bodies fixed on the suspensions and on the...
5673766 Transmission and steering apparatus for a tracked vehicle  
A tracked vehicle including a frame. A front track is rotatably attached to front track mounting member(s) connected to the frame with suspension member(s) so as to be movable in a vertical...
5622234 Track suspension system and track gauge adjustment assembly  
A suspension system for a tracked vehicle comprising a first axial member pivotally coupled to the main drive wheel axle housing and extending forward towards the idler wheel, and a second axial...
5566773 Tracked undercarriage for harvesters  
The tracked undercarriage for harvesters has a wheel-track drive unit (3) disposed on both sides of the machine, and each drive unit (3) has two rockers (5, 6), height-adjustably seated on a...
Matches 1 - 50 out of 197 1 2 3 4 >