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Document Title |
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8177010 |
Device and method for carrying out wheelbase adjustment for utility vehicles
An apparatus and method for effecting wheelbase adjustment for utility vehicles having one or more axles with wheels, includes one or more adjustment mechanisms to which compressed air can be...
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8177243 |
Load-transferring trailer assembly attachable to a load-bearing vehicle
A trailerable load-transferring assembly is removably attachable to the rear portion of a load-bearing vehicle. The load-transferring assembly includes a pivot connection, an auxiliary axle, an...
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8140221 |
Motor vehicle having a vehicle body and a chassis
A motor vehicle has a vehicle body and a chassis that has at least one wheel suspension device for two opposing wheel. An adjusting device is assigned to each of the wheels. The adjusting devices...
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8128107 |
Passively steerable module axle
In conventional vehicle cranes it is usually necessary in consideration of current safety regulations to provide at least two separate steering circuits for all steered axles so that, in the event...
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8002065 |
Tractor-trailer axle center height control method and apparatus
A tractor-trailer combination includes a semitrailer tractor having a front axle and at least one drive axle having a predefined nominal axle load, a semitrailer having a first axle and at least...
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7980571 |
Steerable and liftable independent suspension system
A liftable independent suspension system which may also be steerable. In a described embodiment, a liftable suspension system for use on a vehicle includes wheel spindles positioned to extend...
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7967310 |
Wheel suspension for the rear wheels of a motor vehicle
A wheel suspension for the rear wheels of a motor vehicle is created, with three links being provided in an upper link plane, and with a foremost link as viewed in the direction of travel being...
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7963535 |
Tag axle pivot mount
An arrangement for pivotally coupling an auxiliary axle frame to a vehicle chassis includes a pair of support brackets, each fastened to one of two opposite longitudinal rails of the chassis. Each...
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7931285 |
Tag axle attachment for an off road agricultural applicator vehicle
The present invention provides a tag axle attachment for an off-road agricultural vehicle. The tag axle attachment allows agricultural vehicles to meet roadway weight restrictions imposed by the...
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7918468 |
Drop-down extra axle for utility truck
The present invention is a drop-down extra axle and wheel set for a utility truck. The extra axle and wheels are pivotally connected to an extra frame set that overlies and/or extends along the...
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7878516 |
Continuous radius axle and fabricated spindle assembly
Axles and spindle assemblies for wheeled vehicles. More particularly, in at least one embodiment, this invention relates to a substantially curvilinear axle for wheeled vehicles, alone or in...
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7857331 |
Mechanically-driven flip axle assembly and method of making
A trailer assembly includes a trailer frame that supports a load to be carried. One or more axles have laterally-spaced wheels and are affixed to the trailer frame. A flip axle assembly is provided...
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7854436 |
Axle lifting device for a vehicle
Axle lifting device for a vehicle, in particular for vehicle axles with pneumatic suspension, comprising a supporting element, a lifting element, and a lever element, the supporting element and the...
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7845658 |
Steerable and liftable independent suspension system
A liftable independent suspension system which may also be steerable. In a described embodiment, a liftable suspension system for use on a vehicle includes wheel spindles positioned to extend...
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7845659 |
Dump truck tag axle suspension control
Dump truck tag axle suspension control. A method of controlling a tag axle suspension includes activating a pusher suspension lift switch; and engaging a steer lock on the tag axle suspension,...
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7841604 |
Detachable trailing tag axle
A vehicle designed to haul loads may be provided, which may be effectively extended and load hauling capacity increased with a detachable trailing tag axle that may include a framework with a...
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7828304 |
Pneumatic vehicle jacking system
The present invention is an apparatus or device for jacking an individual axle of a truck or a truck trailer having an air line. The device includes a valve in fluid communication with the air...
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7775533 |
Payload-carrying motor vehicle with tag axle having disableable brakes
A payload-carrying motor vehicle comprises a steer axle, at least one drive axle and a tag axle. All of the axles have wheels with tires and air brakes and a tag axle suspension system is adapted...
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7775308 |
Payload-carrying motor vehicle with tag axle having primary and secondary suspension
A payload-carrying motor vehicle comprises a frame, a steer axle, tandem drive axles, at least one pusher axle located between the steer axle and drive axles, and a tag axle. A steer axle...
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7770906 |
Passively steerable module axle
In conventional vehicle cranes it is usually necessary in consideration of current safety regulations to provide at least two separate steering circuits for all steered axles so that, in the event...
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7766349 |
Self-steering axle suspension system having a rotary stabilizer mounted at a pivot joint associated with a tie rod
A self-steering axle suspension system utilizing a rotary damper coaxially aligned with and acting directly about the king pin centerline on one side of the vehicle is disclosed. Alternatively, the...
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7748724 |
Self-steering axle suspension system having a rotary stabilizer
A self-steering axle suspension system utilizing a rotary damper coaxially aligned with and acting directly about the king pin centerline on one side of the vehicle is disclosed. When used as such,...
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7740252 |
Payload-carrying motor vehicle with tag axle having force relievable suspension
A payload-carrying motor vehicle comprises a steer axle, at least one drive axle and a tag axle. All of the axles have wheels with tires and brakes and a tag axle suspension system is adapted to...
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7735516 |
Lift axle control module
A lift axle control module is disclosed that is simpler than prior art lift axle control systems, and does not require cycling the input pressure to the regulator. The module includes a housing...
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7731208 |
Tag axle operating system
A tag axle operating system comprises a gas circuit with gas at a prescribed pressure and a hydraulic circuit that delivers hydraulic fluid pressure to raise and establish the tag axle in an...
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7726674 |
Suspension assembly
A vehicle suspension system includes a pair of suspension assemblies mounted on a pair of spaced vehicle frame members for supporting a vehicle body on the vehicle wheels. A torsion axle extends...
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7677339 |
Vehicle suspension arrangement
An arrangement for a suspension for a load carrying vehicle is provided. The suspension is provided with air springs and comprises at least one front axle and at least two rear axles, and each rear...
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7665745 |
Device for connecting a wheel axle housing with the chassis of a vehicle
A device for the connection of a wheel axle housing with a chassis of a vehicle, comprising a stabilizer with a torsion element that is mounted in the chassis, to first arms, the rigidly attached...
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7568710 |
Steerable axle automatic lift sensor system
A sensor system for actuating the lifting of a steerable axle of a wheeled vehicle includes at least one proximity switch mounted on a first structure of the wheeled vehicle and at least one magnet...
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7559400 |
Low profile chassis and suspension
A low profile chassis and suspension system for a road vehicle. The chassis supports a payload section or cargo compartment, such as for a delivery truck, ambulance, or shuttle bus. The chassis...
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7527118 |
Moveable additional axle assembly for attachment to skid steer loader
A moveable axle assembly that can be moved into an operative position and retracted from an operative position and is constructed and arranged to be pivotally coupled to a motorized device, such as...
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7510197 |
Multi-piece axle and suspension
A multi-piece axle employing assembly hardware for forming a rigid axle structure which, in addition, connects the multi-piece axle to a suspension, thereby eliminating conventional axle seats....
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7434821 |
Vehicle suspension with lift axle and pivotal lift spring
A lift axle suspension system for use on a vehicle having a chassis. The lift axle suspension system includes an axle assembly that is operably coupled to the vehicle chassis with a support arm...
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7419167 |
Sled device
A sled device for permitting transportation of a person and cargo over a variety of surfaces includes a sled including a bottom wall and a perimeter wall that extends upwardly from the bottom wall...
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7398981 |
Auxiliary axle system for concrete pump truck
A concrete pumping truck having a forward end and a rear end with a hopper attached at the rear end of the concrete pumping truck comprises an auxiliary axle system pivotally attached to the rear...
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7396028 |
Lifting system for a vehicle axle
An apparatus and lifting method for a vehicle axle having a first bracket, a second bracket, an air spring and at least one connector. The first bracket has two substantially vertically oriented...
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7360773 |
Self-steering axle suspension system having a rotary stabilizer
A self-steering axle suspension system utilizing a rotary damper coaxially aligned with and acting directly about the king pin centerline on one side of the vehicle is disclosed. When used as such,...
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7322587 |
Steerable and liftable independent suspension system
A liftable independent suspension system which may also be steerable. In a described embodiment, a liftable suspension system for use on a vehicle includes wheel spindles positioned to extend...
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7281721 |
Suspension system for dump truck/paver truck hitch
A suspension system for a dump truck which is to be connected to a paver using a truck hitch. In one example, a system for connecting a dump truck to a paver includes a liftable and steerable...
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7222867 |
Automated control system for a vehicle lift axle
An automated axle control system provides both indication to the driver when a lift axle should be raised or lowered, and takes action to effect axle positioning when the driver fails to respond....
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7195258 |
Mobile thick matter pump comprising a support construction and a pneumatic air-cushioned wheel axle
A mobile viscous matter pump comprising a hydraulically operated support construction, a distribution boom (16) and a pneumatic cushioned trailing axle (42). To ensure stability during the pump...
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7175189 |
Booster axle pivot mount
A mounting bracket is attachable to a vehicle frame for pivotally connecting a booster axle assembly comprising a pair of spaced arms, each arm having a first end, a second end, and an axle...
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7131652 |
Steering damper and backup lock beam attachment
A steerable lift axle/suspension system for a heavy-duty vehicle such as a semi-trailer or a straight truck, includes a pair of steering dampers and a backup lock. The steering dampers minimize...
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6997464 |
Lift axle suspension
A lift axle suspension includes an axle and a first suspension air bag acting one of directly or indirectly in a downward direction upon the axle. A lever is provided having a first end, a second...
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6957819 |
Lift axle parallelogram suspension system
A lift axle parallelogram suspension system. In a described embodiment, a suspension system for a vehicle having a generally longitudinally extending frame includes an axle assembly and upper and...
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6899348 |
Tag axle suspension system
A tag axle suspension system provides weight reduction and enhanced safety and ride quality. In a described embodiment, a tag axle suspension system includes hanger brackets pivotably attached to a...
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6883813 |
Independent paddle lift axle suspension system
An auxiliary lift axle suspension of the parallelogram type is constructed for heavy duty operation by providing longitudinal control arms at the corners of a parallelogram configuration extending...
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6880839 |
In-line lift axle suspension system
A parallelogram lift axle suspension system includes an in-line lift bellows located between and vertically aligned with a pair of upper and lower control arms so as to provide bi-directional...
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6871862 |
Lift axle suspension system
A lift axle suspension system. In a described embodiment, a lift axle suspension system includes: an axle assembly; an air spring connected between the axle assembly and a bracket attached to a...
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6845989 |
Lift axle air pressure transfer control apparatus
A lift-type axle/suspension system of a heavy-duty vehicle includes ride air springs for providing vehicle load support when the system is lowered, and one or more lift air springs for selectively...
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