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| Number | Title | Issue Date |
| 8070170 | Tilt device for a material handling machine A machine (A) includes a frame (16) and a platform (58) on which a boom assembly (B) is mounted. Two arms (332) of a U-shaped pivotal member (330) are pivotably mounted to the frame (16) about a first pivot axis (380) perpen... | 12/06/2011 |
| 7866671 | Automatic leveling vehicle An automatic leveling vehicle comprising a front frame section and a rear frame section interconnected by a swivel joint which permits pivotable movement of the front frame section relative to the rear frame section about a generally horizontal axis extending longit... | 01/11/2011 |
| 7832740 | Leveling apparatus for excavator and forestry machine equipment A leveling apparatus for excavator and forestry machine equipment. The leveling apparatus is mounted between an upper swing structure and a lower frame formed on a lower driving structure including a swing bearing, left and right track chassis, and a front arm and a... | 11/16/2010 |
| 7438143 | Track-mounted drilling machine with active suspension system A drilling machine includes a frame, a tower that is supported by the frame, two tracks for movement over the ground, at least four yokes that interconnect the frame and the two tracks, a plurality of hydraulic cylinders, a plurality of sensors, and a controller. Th... | 10/21/2008 |
| 7407166 | Vehicle stabilizer system A stabilizer system provides leveling for a towed harvester vehicle. The harvester includes a hitch having a gimbal mounting to the tractor. The subframe is utilized to accommodate the gimbal and provides for utilizing the mass of the tractor to react to the stabili... | 08/05/2008 |
| 7357397 | Method and systems for aligning a stationary vehicle with an artificial horizon A method of positioning a vehicle chassis of a stationary vehicle in approximate alignment with a predetermined datum is provided. The vehicle has an axle and a fluid suspension system. The fluid suspension system includes a control device, a pressurized fluid sourc... | 04/15/2008 |
| 7357400 | Suspension device for vehicle wheels A vehicle suspension device includes a camber mechanism which imparts to the wheels a degree of freedom of the camber independently of vehicle rolls. The wheels are linked to the suspension elements so that the camber movement of each wheel permits, around a mean po... | 04/15/2008 |
| 7357595 | Pavement removal machine Portland Cement Concrete with steel reinforcement mats or rods used in airport runways, highways, and other objects need to have the cement broken up for recycling or disposal and the steel mat reused or the steel recycled. The pavement removal machine lifts the con... | 04/15/2008 |
| 7354067 | Compact caster wheel system A compact caster wheel system for use with a skid steer vehicle, includes first and second auxiliary lift unit assemblies being spaced apart and disposable on respective left and right side margins of the skid steer vehicle and disposable rearward of the rearmost dr... | 04/08/2008 |
| 7325634 | Track-mounted drilling machine with active suspension system A drilling machine includes a frame, two tracks, and a plurality of yokes interconnecting the frame and the tracks. Each yoke is pivotable with respect to the frame by the extension and retraction of a hydraulic cylinder. Each of a plurality of sensors senses a para... | 02/05/2008 |
| 7325490 | Relief cylinder structure of a multinip calender A relief cylinder structure for guiding a roll in a multinip calender has a frame and an arm that is arranged to move linearly in relation to the frame. A quick-opening cylinder is placed inside the arm. In a fault situation, the relief cylinder causes the cylinder ... | 02/05/2008 |
| 7314221 | Driver controlled wedge and track bar adjustors A driver controlled wedge and track bar adjustor for a race car. A controller located inside the driver's compartment of the race car is coupled to a drive which is operatively coupled to adjusting rods. The controller may be configured to initiate a predetermined a... | 01/01/2008 |
| 7309081 | Four wheel off-road vehicle An off road vehicle comprises a front frame joined to a rear frame by a swivel rotates about a longitudinal axis. Springs are mounted to a horizontal planar structure and to the rear frame. The springs maintain the front frame to rear frame alignment but allows rota... | 12/18/2007 |
| 7258363 | Landing gear assembly for a trailer A landing gear assembly for supporting a trailer. The landing gear assembly having first and second legs and a connecting member. Each leg is configured to selectively extend and retract in length. The connecting member operatively connects the first and second legs... | 08/21/2007 |
| 7243753 | Carrier vehicle for drilling or rockbolting machine The invention relates to drilling or rockbolting machines, for the execution of underground works, in particular in mining operations. The carrier vehicle comprises a chassis and four wheels, all driving wheels, with two wheels situated on the right-hand side of the... | 07/17/2007 |
| 7240906 | Hydro-pneumatic suspension system A hydro-pneumatic suspension system for a vehicle includes hydraulic struts selectively interconnected, in on-road and off-road configurations, to obviate the need for conventional shocks and springs. In the on-road configuration, the hydraulic struts are linked cro... | 07/10/2007 |
| 7240921 | Landing gear assembly for a trailer A landing gear assembly for supporting a trailer. The landing gear assembly having first and second legs and a connecting member. Each leg is configured to selectively extend and retract in length. The connecting member operatively connects the first and second legs... | 07/10/2007 |
| 7226064 | Locking anti-motion suspension A skid steer vehicle has a suspension that includes a control arm pivotally coupled to the vehicle chassis that is supported by a hydraulic cylinder connected to an accumulator to provide springing. A hydraulic circuit coupled to the cylinder and accumulator permit ... | 06/05/2007 |
| 7226057 | Apparatus and method for automatically leveling an object A method and apparatus for automatically leveling a vehicle is provided, employing air springs, a sensor and a controller. The air springs are each mounted to the vehicle, and each can be at least partially inflated to provide suspension for the vehicle. Each of the... | 06/05/2007 |
| 7213824 | Suspension system for a transport vehicle A suspension system for a multi-axle transport vehicle for moving heavy loads includes two fluid activated cylinders and two spaced apart arms for each wheel and axle set which allow the transport vehicle to be raised and lowered with respect to the roadway. The sus... | 05/08/2007 |
| 7210551 | Method for operating a level control system of a motor vehicle The invention is directed to a method for operating a level control system of a motor vehicle which includes: a control apparatus, sensors for the direct or indirect determination of the distance of the vehicle chassis to the axles of the vehicle wheels; and, actuat... | 05/01/2007 |
| 7207575 | Suspension with torsion-resisting cylinder A rear tractor suspension for a tractor includes a suspension arm pivotally coupled to the chassis of the tractor, and a hydraulic cylinder coupled to the suspension arm to support it. The hydraulic cylinder conveys only longitudinal forces in a first mode of operat... | 04/24/2007 |
| 7204378 | Goods transshipment apparatus A goods transshipment apparatus having a mobile substructure with a superstructure mounted so as to be rotatable relative to said substructure and having a driver's cab and engine compartment and a jib or jib system jointed to the superstructure wherein the superstr... | 04/17/2007 |
| 7192033 | Trailing arm suspension and height control system with motorized valve therefor A trailing arm suspension for a vehicle. The trailing arm suspension having a height control system for controlling the ride height of the suspension relative to the vehicle. The height control system preferably comprises a motor driven height control valve. ... | 03/20/2007 |
| 7192032 | Electronic control of vehicle air suspension A system is provided for use on large vehicles of the type wherein the vehicle frame (12) is supported on vehicle axle assemblies (14, 20, 22) through air bags (26, 30, 32), and each air bag has a lower end coupled to the lower end of an arm suc... | 03/20/2007 |
| 7181985 | Conduit inspection apparatus and method There is disclosed a conduit inspection apparatus of a type adapted to be located within and transported along a conduit such as a duct, and a method of inspecting a conduit. In one embodiment, the conduit inspection apparatus (10) comprises a body ( | 02/27/2007 |
| RE39477 | Forklift stabilizing apparatus Disclosed herein is a vehicle including a frame, and a stabilizer apparatus including a pressure source, first and second fluid-actuated stabilizer assemblies connected respectively to the front and rear axles shiftably moveable on the frame, one of the first and se... | 01/23/2007 |
| 7147234 | Locking leveling support legs for wheelbarrow An improved leg means providing leveling support for a wheelbarrow resting on un-level ground. As wheelbarrow is lowered to resting position, a center pivoting cradle leg member having left and right leg-feet portions depending downward and laterally outward from un... | 12/12/2006 |
| 7137473 | Four-wheel industrial truck with a swing axle A four-wheel industrial truck with a swing axle for the rear wheels, a drive, and a control device for said drive that generates an actuating signal for the drive in response to a transducer signal. A stop is provided on the bodywork of the industrial truck that coo... | 11/21/2006 |
| 7131651 | Chassis with height adjustable wheels for regulating orientation of a chassis member A chassis is described which is constructed of two lower side frames which at each end are provided with a wheel or caterpillar track. On each of the two lower side members, there is a horizontal bearing. Each of these bearings are connected to an upper vertical sid... | 11/07/2006 |
| 7121089 | Hydraulic cylinder In a hydraulic cylinder having a shock absorbing function, and capable of stopping as desired by an accumulator disposed within a cylinder rod. The accumulator includes an accumulator piston that divides the cylinder rod interior into first and second cylinder rod c... | 10/17/2006 |
| 7111850 | Wheeled vehicle provided with an oscillating axle and a pair of cylinders for blocking the axle A wheeled vehicle including a chassis; an axle coupled to the chassis to oscillate about a longitudinal axis parallel to a direction of advance of the vehicle; a pair of cylinders disposed between the axle and the chassis for blocking oscillation of the axle; and a ... | 09/26/2006 |
| 7104547 | Method and system for aligning a stationary vehicle with an artificial horizon A method of positioning a vehicle chassis of a stationary vehicle in approximate alignment with a predetermined datum is provided. The vehicle has an axle and a fluid suspension system. The fluid suspension system includes a control device, a pressurized fluid sourc... | 09/12/2006 |
| 7104548 | Wheeled type working vehicle The wheeled work vehicle according to the present invention has a link that links at least either one of the axles and provided at the front and the rear of the vehicle to a body, suspension hydraulic cylinders provided at the left side and the right side of the cha... | 09/12/2006 |
| 7083013 | Self-leveling and balancing vehicle A self-leveling and balancing vehicle composed of a base and a moving and driving mechanism installed on the base, the mechanism having two longitudinal moving seats installed on the guiding rails fixed on the base, a connecting frame extending to and connecting the... | 08/01/2006 |
| 7055831 | Hydropneumatic, level-regulated axle suspension on vehicles, in particular for full-suspension vehicles A hydropneumatic, level-regulated axle suspension for the front wheel axle and rear wheel axle on vehicles, in particular vehicles whose large axle load spread is large, having two double-acting hydraulic suspension cylinders, whose cylinder spaces are each connecte... | 06/06/2006 |
| 7044482 | Locking anti-motion suspension A skid steer vehicle has a suspension that includes a control arm pivotally coupled to the vehicle chassis that is supported by a hydraulic cylinder connected to an accumulator to provide springing. A hydraulic circuit coupled to the cylinder and accumulator permit ... | 05/16/2006 |
| 7025361 | Electronic controller for a vehicle leveling system and vehicle leveling system comprising same An electronic controller for a vehicle leveling system comprises an extend-enable switch, a retract-enable switch, an all-activate switch, and at least one group-activate switch. It is configured to generate an all-extend electronic signal upon coordinated actuation... | 04/11/2006 |
| 7006901 | Computerized automated dynamic control system for single-track vehicles Various methods, apparatuses, and systems in which a single-track vehicle has a retractable auxiliary-support wheel assembly and a computer control system. In an embodiment, the single-track vehicle has an elongated body. The retractable auxiliary-support wheel asse... | 02/28/2006 |
| 6962359 | Arrangement for the suspension of wheels in a working machine An arrangement of the suspension of wheels of a working machine moving on a terrain. The arrangement comprises a pair of wheels arranged next to each other to support a frame part placed on a center line between the wheels suspensions between each wheel and the fram... | 11/08/2005 |
