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Document Title |
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8042826 |
Trailer hitch carriage assembly
A trailer hitch carriage assembly for reducing downward force on a tow vehicle and facilitating hitching of a trailer includes an axle having pivotable distal end portions and a tow bar pivotally...
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8042825 |
Trailer towing system
An accessory towing apparatus that connects a towing vehicle to a gooseneck-type trailer. The accessory towing apparatus includes a chassis framework assembly mounted on an axle having two ground...
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8002303 |
Semi tractor dolly assembly
A tractor dolly assembly is disclosed for use with a semi tractor or other vehicle to be towed in either a forward or reverse direction. The tractor dolly assembly is configured to be coupled to...
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7997605 |
ATV utility trailer with pivoting and extendable tongue and brush guard
A trailer with a pivoting and extendable tongue for use with all terrain vehicles (ATV) wherein the trailer tongue connects to a standard vehicle hitch receiver providing means for pivoting the...
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7980582 |
Front tow extended saddle
A front tow extended saddle is disclosed. The saddle allows a first towing truck to mount a second truck, facing forward, behind the first truck, in order to tow the second truck to a distant...
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7976051 |
Dolly alignment guide for large, multi-trailer/van rigs
An alignment guide and remotely operated latch mechanism for use in coupling a towing dolly of a two trailer rig, the towing dolly being connected to a first trailer of the two trailer rig and used...
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7946606 |
Converter dolly backup device
A backup device for limiting the rotation of converter dollies about a trailer hitch is presented. A dolly mounted, laterally extending moveable bar is selectively pressed against the vertical...
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7934743 |
Convertor dolly with self steering
An apparatus for facilitating trailer towing is provided comprising a steer axle fixed to a rigid frame by means of a suspension, a selectably adjustable hitch, for receiving a trailer tongue,...
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7845668 |
Dual trailer with lifting wheels for transport when empty
A dual trailer has a first trailer with a king pin for a tractor and a rear fifth wheel for the king pin of a second trailer. The rear end of the first trailer and the front end of the second...
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7845670 |
Trailer dolly
In some embodiments, a trailer dolly may include one or more of the following features: (a) a main body having a proximal and distal end, (b) an adjustable hitch operably coupled to the distal end...
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7823902 |
Trailer towing system
An accessory towing apparatus that connects a towing vehicle to a gooseneck-type trailer. The accessory towing apparatus includes a chassis framework assembly mounted on an axle having two ground...
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7740265 |
Semi tractor dolly assembly
A tractor dolly assembly is disclosed for use with a semi tractor or other vehicle to be towed in either a forward or reverse direction. The tractor dolly assembly is configured to be coupled to...
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7690879 |
Single towing device for both car and cart
The invention is a towing device which utilizes a towing base, wheels, and a plurality of movable tracks, a tongue hitch attachment, and a vehicle locator swivel plate. The invention can be...
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7669874 |
System for the transportation of construction machines, preferably excavators
The invention relates to a system for the transportation of construction machines, preferably excavators, with a front subassembly, which can be used to couple a tractor vehicle, and a rear...
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7621554 |
Hitch support system
A hitch support system for relieving a portion of the weight placed upon a rear end of a vehicle. The hitch support system includes a connecting structure for connecting to a hitch unit of a...
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7549661 |
Towable collapsible patient supporting carrier
A collapsible patient supporting carrier configured as either a backboard or a stretcher for being pulled or towed behind a person, animal or vehicle, such as a bicycle, motorcycle, snow mobile or...
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7494154 |
Powered maneuverable and retractable trailer jack device
A powered maneuverable and retractable trailer jack adapted for attachment to a tongue of a trailer has an external sleeve, a gear rack on an exterior of the external sleeve, a housing containing...
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7290782 |
Trailer dolly
A trailer dolly comprising a horizontal base plate, a first pair of wheels which are fixed from rotation about a vertical axis, a second pair of wheels being rotatable around a vertical axis, and a...
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7237789 |
Detachable axle and hitch assembly
A hitch and axle assembly including a support structure detachably securable to a vehicle and an axle assembly. A hitch is mountable on the support structure. The axle assembly includes a primary...
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7017934 |
Tractor dolly
A portable dolly for use in towing a tractor including at least one wheel for moving the dolly, a king pin configured for placement in a mating engagement with a fifth wheel on the tractor, and a...
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6820887 |
Dolly for towing trailers
Disclosed embodiments of a dolly for towing trailers generally include a main framework, a tongue assembly, stabilizing shocks, an axle, an axle platform, a steering assembly, and/or tire-wheel...
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6685211 |
Trailer dolly
A load-bearing trailer dolly which connects a tongue-type boat, utility or other trailer to a towing vehicle and bears weight from the trailer during towing. In a preferred embodiment, the trailer...
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6663131 |
Dolly for towing disabled trailers
A dolly is disclosed and includes a pair of wheels; a frame mounted to the wheels and movable to an engagement position beneath the forward end of a trailer; a fifth wheel assembly; a mounting...
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6616373 |
Boat launching device and method
A boat launching device. The boat launching device is portable and attaches to the front of a vehicle so that the driver has a front view while launching the boat into the water. The boat launching...
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6565108 |
Locking mechanism for trailer-pulling assemblies
A locking mechanism for an articulating trailer of the type which couples to a king-pin plate provides an arrangement for locking the trailer in a non-articulated position while allowing the...
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6454289 |
Trailer hitch cart for a motorcycle
A trailer hitch cart for a motorcycle comprises a two-wheel cart having a U-shaped frame, with a lateral frame member, a first longitudinal frame member extending forward from one end of the...
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6450523 |
Steering method for a trailing section of an articulated vehicle
This invention relates generally to systems used to steer trailing sections of articulated vehicles and trailers. The preferred embodiment of this invention is a steerable dolly that can be...
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6431564 |
Add-on self tracking axle for a vehicle
The present invention is a self steering “add on” axle system for use with a vehicle such a dump truck in order to increase the legal weight capacity of the vehicle and provide effective ste...
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6419247 |
Auxiliary axle assembly
An auxiliary axle assembly in which a pair of pivoted swing arms, each supporting a wheel are mounted to a frame member to extend downwardly and outwardly therefrom. Controllably pressurized air...
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6290248 |
Universal dolly attachment device
An improved trailer dolly having a fifth wheel and also carrying a ball-type trailer hitch to give the driver the option of towing either type of trailer and having steering means built into the...
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6273447 |
Trailer support with articulating, free castering wheels
The present invention is a trailer extension support dolly with a frame supported by a pair of articulating, free castering support wheels. The trailer extension support dolly attaches between a...
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6224083 |
Multi-function load bearing apparatus
A multi-functional, compound apparatus that functionally provides at least one additional axle and wheels, that can be used with or without a trailer being towed to enable a vehicle to carry extra...
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6182997 |
Trailer hitch assembly
Towing apparatus for connecting a trailer with a towing vehicle. The towing apparatus is adapted to bear part of the weight of the trailer, thus lessening the load on the towing vehicle. This is...
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6135484 |
Tow bar construction for transport vehicles and transport vehicle combinations, and a transport vehicle combination
The invention relates to transport vehicles and combinations thereof and their tow bar constructions comprising a tow bar journalled to the front of the chassis rotatably relative to a vertical and...
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6109640 |
Wheeled gooseneck adapter for standard hitch trailer
An adapter for converting a tag-along or standard trailer to a gooseneck trailer. The adapter has a main elevated horizontal frame with three principal structures depending therefrom comprising:...
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6036217 |
Method and apparatus for connecting a towed vehicle to a towing vehicle
An apparatus (110) is provided for connecting a towed vehicle (111) to a towing vehicle that includes a support structure (216) with a self-steer axle system (290) connected to the support...
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5957475 |
Offset hitch for use in towing an implement
A hitch apparatus for connection between a tractor and a trailing implement such as a mower includes a hitch arm at one end of the apparatus extending forwardly and pivotal so as to extend either...
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5860670 |
Trailer towing device
A trailer towing device including an axial tow bar that has a front end, a rear end and top portion with a plurality of apertures. A socket hitch is coupled to the front end of the tow bar, and has...
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5749593 |
Converter dolly lift mechanism
A lift mechanism for use with a tractor and a convertor dolly. The lift mechanism includes an elongated arm having a first end and a second end; tractor attachment structure for pivotally attaching...
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5727804 |
Wheeled load connector for pickup truck
A wheeled load connector for connecting a load to a vehicle, such as a pickup truck, includes a tongue connected at its front end to the vehicle between front and rear axles thereof, and a...
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5630603 |
Retractable trailer coupling assembly
A retractable trailer coupling assembly rearwardly disposable from a trailer and adapted for towing an additional trailer having a coupling frame, in mechanical connection with the underside of the...
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5626356 |
Adjustable weight distribution system for highway vehicles
A dolly distributes weight between a highway truck and trailer while at the same time maintaining an extended wheelbase between load bearing axles. A front end of the dolly includes a king pin that...
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5609350 |
Motor home towing and carrying apparatus and method
Apparatus for securement of an automobile to a motor home and for carrying articles thereon has a tow bar (A) for attachment on one end to the motor home, a connecting frame (B) supporting a...
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5531468 |
Trailer articulation device
An articulated trailer utilizing two pivot points and an angular transfer system to control the radial movement of the front axle during turning is disclosed. The articulated trailer comprises an...
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5501482 |
Wheel coupling for attaching a vehicular device to a wheel of an automotive vehicle
A wheel coupling for attaching a vehicular device to a vehicle wheel and having mounting brackets which are adapted for connection to selected lug bolts of a wheel to mount the coupling on the...
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5494309 |
Self-loading piggyback-type trailer unit
A trailer unit includes a front trailer section and a rear trailer section disposed in an aligned end-to-end relationship with a lift arm being pivotally connected at opposite ends thereof to the...
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5407221 |
Converter dolly
A converter dolly for connecting a second trailer in tandem to a first trailer is provided. The converter dolly comprises a base, a connector frame pivotally connected to the base for horizontal...
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5387002 |
Wheeled support for slip-in camper
The invention relates to a wheeled trailer support device for use with a slip-in camper which is engaged to the box of a pickup truck. The invention enables an individual to use a slip-in camper of...
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5382041 |
Method and apparatus for connecting a trailer with a rigid drawbar and at least one centrally positioned axle to a tow vehicle
A method of connecting a trailer with a rigid drawbar and at least one centrally positioned axle to a tow vehicle is described. The method includes the following described steps. Firstly, connect...
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5370414 |
Low profile steerable dolly trailer
A low profile dolly trailer pulled by a cab trailer for hauling large concrete, steel trusses and other material masses. The trailer includes a first frame and second frame. The first frame is...
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