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Match Document Document Title
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...
7866680 Steering lock indicator for self-steering axle  
A land vehicle includes a wheeled axle that is operable to be selectively self-steering. The axle includes a ground wheel that is operable to be selectively locked into a straight-ahead position so...
7810823 Oscillating steering system for an agricultural implement  
An oscillating in-line steering system for a pulled agricultural implement includes first and second in-line axles pivotably coupled with a frame. The system also includes at least first and second...
7571916 Trailer with coordinated axle steering and stabilizing castor and track assembly  
A trailer having a frame assembly with front and rear axle beams rotationally coupled to the frame assembly. At least one member interconnects the front and rear axle beams to synchronize movement...
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...
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...
6450285 Steering device  
A steering device for steering the wheels of a steering axle of a motor vehicle having at least three axles. The steering axle is designed as a trailing or leading axle, with a hydraulic...
6439586 Spring band for an axle assembly  
A self-steering auxiliary axle assembly having an elastic member for use as a steering damper is provided. The axle assembly has a frame with an axle supported by the frame in spaced relation...
6375203 Front air spring suspension with leading arm trailing and V-link  
A suspension system for a vehicle frame from a steering axle has first and second controllable rate springs mounted above the steering axle and below the frame to support a portion of vehicle...
RE37492 Trailer support wheel assembly  
A trailer support wheel assembly having a wishbone frame pivotally connected to the trailer frame at two rear mounting points and adjustably connected to the trailer frame at a single forward...
6247196 Bogie construction  
A bogie construction includes at least two stiff axles interconnected by a rocking lever. The rocking lever is pivoted in its middle so that it can move in its longitudinal direction as a result of...
6131691 System for guided steering of at least one set of wheels of a semi-trailer or a trailer  
The system for guided steering of a set of rear wheels of a semi-trailer comprises a pulling vehicle and a semi-trailer having rear wheels which are turnable with respect to a chassis of the...
5816605 Tandem axle suspension with self-steering rear axle  
A tandem axle vehicle suspension system which includes a rear axle mount that is automatically moveable between a forward caster and rearward caster position of the axle mount relative to the...
5620194 Self-steering suspension lockout mechanism  
A lockout mechanism for a self-steering axle suspension system is provided by using the internal fluid reservoir and piston of a shock absorber normally used to dampen oscillations of the wheels in...
5526895 Rear wheel self-steering system for vehicle  
The present invention relates a rear wheel self-steering system for a vehicle which can minimize a turning radius of a vehicle and a tire wear by independently steering the rear wheel during...
5492351 Axle construction for a vehicle  
An axle construction for a vehicle has a rigid axle and wheels mounted at opposite ends of the rigid axle. Supports respectively at the opposite ends of the rigid axle respectively support opposite...
5477937 Steerable trailer  
The present invention relates to steering arrangements for trailers and particularly to a four wheel dolly system wherein a pair of wheels on one side of the dolly can move vertically with respect...
5364113 Self-steering axle for vehicles  
A self steering axle system for motor coaches and similar commercial vehicles having a truss which hingedly supports an axle beam for pivotal movement between a normal positive caster angle and a...
5322328 Suspension system for heavy-duty vehicles  
A suspension system for a cart having a pair of longitudinally aligned, oscillating wheel support units pivotally mounted fore and aft within a frame assembly on each side of the cart, a pair of...
5269546 Self-steering assembly  
A self-steering assembly for self-steering wheels used on trucks carrying heavy loads includes a kingpin arm unit with a unitary adaptor collar at one end for mounting on a conventional tubular...
5255754 Axle construction for a commercial vehicle  
An axle or boggie construction for a commercial vehicle has a triangular support (4) and an axle (1) made turnable by means of positionally adjustable longitudinal supports (16, 17). To stabilize...
5246242 Passively steered tandem axle group  
A steering system for steering a vehicle, including a subframe disposed at the rear end of the vehicle for supporting the vehicle, the subframe being pivotably connected to the vehicle, a pair of...
5220972 Self-tracking, rear vehicle suspension system for trucks, trailers & buses  
Apparatus and method of providing self-tracking rear axles on non-articulated vehicles having more than one rear axle. In existing suspension systems employing torque rods which lie substantially...
5207443 Multiple axle trailers  
A multiple axle trailer comprises a chassis pivotally connected to turn substantially horizontally with respect to a sub-chassis and provided with means at its forward end to enable the trailer to...
5183283 Apparatus for limiting lateral movement in trailers  
A device for controlling lateral forces acting on trailers' non-drive axles by utilizing two slewing brackets mounted with one on each side of the trailer chassis so as to control the non-driving...
5127663 Tandem trailer truck for transporting elongate objects  
A truck-trailer-trailer combination including an intermediate trailer that has two load carrying bunk assemblies. The intermediate trailer carries the rearward end of a first set of elongate...
5035439 Method and means for providing rear steerability in a trailer assembly  
A tractor trailer or other truck or vehicle is equipped with an auxiliary rear steering arrangement in which one or both sets of dual wheels are equipped for vertical movement and/or a pivoted...
5018756 Control for self steering suspension assembly  
A suspension system incorporating upper and lower torque rods pivotally connected between a hanger and an axle seat. The upper torque rod is preferably a hydraulic cylinder and piston assembly, the...
5015004 Elevating, reversible self-steering suspension system  
An elevating, reversible self-steering suspension system incorporates upper and lower torque rods pivotally connected between a hanger assembly and an axle seat assembly. The upper torque rod of...
4966383 Logging trailer  
An extended trailer to attach to a tractor. The trailer has a main reach able to attach to a tractor. An extension reach extends rearwardly of the main reach. A bridge over the main is rigidly...
4893825 Controlled compliance for rear wheel steering  
An apparatus (22) selectively provides passive rear wheel steering in response to lateral forces acting on the rear wheels during turning maneuvers initiated by a front wheel steering assembly...
4881747 Self steering suspension assembly  
A suspension system incorporating upper and lower torque rods pivotally connected between a hanger and an axle seat. The upper torque rod is preferably a hydraulic cylinder and piston assembly, the...
4848783 Tuck-a-way tag axle assembly for work vehicle  
An add-on wheel/axle assembly for truck-type vehicles for reducing the effective axle load of the vehicle allowing the carrying of greater payloads without violating Governmentally imposed road...
4770430 Self-steering axle assembly for vehicles  
The self-steering axle assembly includes a transverse axle member extending below the vehicle frame, either forwardly or rearwardly of the vehicle rear wheels, a king pin assembly on each of the...
4768802 Controlled steering dolly for a truck trailer  
A steerable dolly for a truck trailer resting thereon comprising a steering linkage to turn the dolly wheels relative to the dolly frame, the linkage including an engagement with the trailer that...
4754986 Load distributor with articulated ground support  
An axle load-distributing apparatus includes an auxiliary frame having a load-distributing axle mounted thereon. The axle is supported by wheels which ultimately support a portion of the weight of...
4752080 Heavy duty trailer having steerable ground wheels  
A pre-existing trailer is modified to increase its payload capacity from approximately 50 tons to approximately 60 tons. Modifications involve the addition of one new axle, and the remounting of...
4667974 Increased roll stability suspension system  
A vehicle suspension system having a low roll center to reduce lateral shifting and jolting, in combination with a stabilizer assembly to provide high roll stability is provided. In a preferred...
4596194 Yaw damper for swivelable railcar trucks  
The damper includes an elongated member that is movable conjointly with a swivelable railcar truck, and a yaw control assembly mountable by an overhead carbody. This assembly grips the elongated...
4524841 Auxiliary axle apparatus  
Auxiliary trailer axle apparatus including a frame portion, a carriage portion, a hitch portion, a bearing portion, a support portion and a lifting portion; the frame portion including a...
4522607 Toy railroad vehicle with alignment bias  
A toy train set includes a toy train car operative upon a two rail trackway. The trackway includes means for reducing the toy train speed at selected places along the trackway and a track...
4484758 Self-steering trailer  
Self-steering trailer having an elongated main frame, the rear end of which is supported by a sub-frame and steering dolly. The dolly is connected to the main frame in such manner that the dolly is...
4449727 Skid control car  
An automotive vehicle having a front wheel drive is provided with pivotable rear wheels having positive casters up to about ten degrees to facilitate training race car drivers in skid control.
4441730 Steering device for many-axled goose-neck trailers  
Steering device for a multi-axled goose-neck trailer which is coupled with a vehicle in front of the trailer, the steering device comprising wheels pivotable about a main axle and connected to stay...
4417739 Auxiliary wheel support for load carrying vehicles  
Auxiliary support wheels for a heavily laden vehicle are mounted for castered movement on a transversely extending axle carried by an auxiliary frame structure, which extends rearwardly from the...
4390189 Self-steering bogies for trailers  
The load of a trailer is applied to lower members of shackles that have upper members rigidly attached to axle housings of tandem axle assemblies. Linkages and levers are connected between a lower...
4373738 Steerable auxiliary wheel assembly for vehicles  
The auxiliary wheel assembly includes a transverse axle member extending below the vehicle frame members, either forwardly or rearwardly of the vehicle rear wheels, a king pin assembly on each of...
4369983 Trailer with mass restraint  
In a trailer having two steerable wheels, there is provided a device which, in response to the lateral acceleration of a turn, applies a steering force to the wheels such that the tires generate a...
4356775 Damped railway car suspension  
The suspension includes a moveable load arm assembly adapted to support a railcar axle, at least one elliptical cross-section rod spring carried by the load arm assembly in load bearing relation...
4352509 Damped rubber tired vehicle suspension  
The suspension includes a moveable load arm assembly adapted to support a vehicle axle, at least one elliptical cross-section rod spring carried by the load arm assembly in load bearing relation...
Matches 1 - 50 out of 108 1 2 3 >