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7364180 |
Trailer hitch with separated functions
A hitch assembly for coupling a trailer to a tow vehicle includes a number of assemblies, including converging links and a slide assembly, that effectively places the pivot point for the trailer...
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7354056 |
Trailer stability control apparatus
A trailer stability control apparatus for a vehicle and a trailer includes a trailer hitch assembly interconnecting a rear end of the vehicle and a front end of the trailer. The trailer stability...
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7303205 |
Anti-sway bar controller
A device for selectively compressing and decompressing an anti-sway bar. The device replaces the hand crank on traditional anti-sway bars and relieves drivers of having to get our to their vehicles...
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7261312 |
Trailer stabilization and weight distribution device
A trailer-stabilizing device that stabilizes movement between a fifth-wheel trailer and the towing vehicle during normal trailering operations and that more effectively distributes the weight of...
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7175194 |
Anti-jackknife system
An anti-jackknifing device adapted for engagement between a tractor having a fifth wheel engaged with a trailer. The device features a pair of catch arms rotationally engaged to a mount with the...
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7156410 |
Automated stabilizing system for fifth wheel plate assemblies
A stabilizing system includes multi-stage locking pins connected to a trailer fifth-wheel plate and a tractor fifth wheel plate. Each multi-stage locking pin includes contiguous members that have...
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7137643 |
Anti-sway trailer hitch
An anti-sway trailer hitch connection is provided for use between a towing vehicle and a trailer and includes structure whereby slight left and right lateral movement of the forward end of the...
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7032918 |
Stabilization of an articulated vehicle
A method for stabilizing an articulated vehicle, which articulated vehicle comprises at least a front frame structure and a rear frame structure, and a frame joint structure, which is arranged to...
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7029020 |
Sway control conversion bracket
A bracket, apparatus and method are provided for adapting a simple draw bar and hitch ball arrangement to allow connection to a sway control device. The bracket includes an aperture for receiving...
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7025370 |
Trailer hitch head and method of manufacturing
A hitch head is disclosed as part of a trailer hitch. The hitch head may include an upper surface having an opening for receiving a stem of a hitch ball. A back side of the hitch head may include a...
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6860501 |
Weight distributing hitch assembly
A weight distributing hitch assembly includes a shank, hitch head, spring bar and lift assembly. The lift assembly is preferably removably mountable to the frame members of a trailer frame while...
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6851696 |
Trailer hitch with separated functions
A hitch assembly for coupling a trailer to a tow vehicle includes a number of assemblies, including converging links and a slide assembly, that effectively places the pivot point for the trailer...
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6840529 |
Articulated pickup truck camper/trailer
A recreational vehicle is made up of a pickup truck, a camper which is releasably mounted on the pickup truck and includes an accessway between the cab of the pickup truck and the camper, and a...
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6749213 |
Drawbar support assembly
A vehicle drawbar support assembly for supporting a drawbar pivotally coupled to a frame of the vehicle includes a drawbar support attached to the frame. The support engages and supports an end of...
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6746036 |
Sway control conversion bracket
A bracket, apparatus and method are provided for adapting a simple draw bar and hitch ball arrangement to allow connection to a sway control device. The bracket includes an aperture for receiving...
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6746035 |
Tractor trailer anti-jackknifing assembly
An anti-jackknifing apparatus is disclosed for reducing articulation between a tractor having a fifth wheel and a trailer having a king pin. The anti-jackknifing apparatus comprises a rotatable...
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6722682 |
Trailer hitch with load adjustment
A weight distributing hitch system is provided with a shank and a head which is angularly adjustable relative to the shank. The head includes a plurality of adjustment teeth which are engaged by a...
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6698527 |
Universal tractor hitch for preventing lateral movement of implements
The present invention is directed to an apparatus for connecting a device or implement to a tractor wherein the tractor is equipped with a conventional three-point hitch. The apparatus includes a...
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6688631 |
Device for damping the yawing motions of a highway trailer drawn by a motor vehicle
The device for damping yawing motions between a highway motor vehicle and its trailer is composed of a curvilinear damping track ( 4 ) acted upon by a friction device ( 17 ) which may be a...
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6644706 |
Sports/utility vehicle trailer
A trailer and hitch assembly are arranged so that the trailer may be towed closely behind a motor vehicle without articulation. A pair of frame members extends forward from the trailer for...
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6629701 |
Load leveling weight distributing hitch
A load leveling weight distributing hitch which provides enhanced flexibility of attachment and removal is described. This invention is directed to load leveling weight distribution hitches with...
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6536793 |
Double-acting trailer hitch
A double-acting, weight distributing trailer hitch includes a drawbar assembly and a hitchhead assembly. The drawbar assembly is releasably connected to a tow vehicle and includes a first coupling...
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6517097 |
Towing device for an agricultural apparatus
A towing device for an agricultural apparatus ( 2 ), includes at least one wheel ( 6 ) which is arranged in a front area of the agricultural apparatus ( 2 ) and can rotate about an essentially...
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6494476 |
Robotic vehicle that tracks the path of a lead vehicle
A method and apparatus for controlling the steering of a trailing section of a multi-sectioned vehicle is described. The trailing section follows the path of the first section. Data is acquired by...
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6488291 |
Sulky with damper
A preferred embodiment of a sulky includes a removable, adjustable foot platform, replaceable axles, and a hitch including stops that limit the extent of pitch, roll, and yaw motions between the...
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6485046 |
Anti-sway trailer hitch
A trailer hitch assembly for connecting a towing vehicle to a towed trailer having symmetrical anti-sway features. The assembly includes a hitch ball rigidly affixed to a hitch beam extending...
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6474675 |
Stabilizer for a multi-trailer rig
A stabilizer for reducing, if not totally eliminating, swaying, fishtailing and/or jackknifing of a multi-trailer rig includes spring units that can be retrofit onto the rig between a towed unit...
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6422584 |
Hydraulic system for damping the motion of rotation of a swivel joint between two vehicle parts of an articulated vehicle, of an articulated bus for example
A hydraulic system for damping the motion of rotation of a swivel joint between two vehicle parts of an articulated vehicle, of an articulated bus for example, comprising a hydraulic damping device...
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6419257 |
Adjustable length cam arm for weight distributing hitch assembly
A weight distributing hitch assembly for towing a trailer behind a towing vehicle includes a ball mount head, a pair of spring bars, a pair of adjustable length cam arms for supporting projecting...
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6386571 |
Side strut for a lower steering arm of a tractor
A side strut ( 5 ) for a lower steering arm of a tractor has a single-action hydraulic cylinder and a setting unit with a hollow cylinder ( 17 ) and an adjustable setting element 20 . The setting...
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6305705 |
No-sway hitch
An improved trailer hitch is provided which provides greater control over the towing vehicle and towed vehicle by eliminating swaying of a towed vehicle and permitting the towing vehicle-towed...
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6299191 |
Double acting trailer hitch
A double-acting, weight distributing trailer hitch includes a drawbar assembly and a hitchhead assembly. The drawbar assembly is releasably connected to a tow vehicle and includes a first coupling...
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6286851 |
Doubling-acting reduced tongue weight trailer hitch
A double-acting, reduced tongue weight trailer hitch includes a drawbar assembly and a hitchhead assembly. The drawbar assembly is releasably connected to the tow vehicle and includes a first...
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6283489 |
Anti-sway control device for trailers
An apparatus for reducing the sway of a trailer includes a first portion that is attached to a towing vehicle at any of several locations including an end portion of a receiver hitch, a bumper, a...
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6283488 |
Device for stabilizing the lower steering arms of a tractor
The invention relates to a device for stabilizing the two lower steering arms (1) of a tractor. The lower steering arms (1) can be actuated by a hydraulic power lift (9). Each lower steering arm...
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6254118 |
Trailer tongue jackknife blocking device
A device for preventing over-articulation of a trailer towed by a towing vehicle. The device includes a bracket and a pair of opposed shock absorbing members affixed to and extending outwardly from...
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6220618 |
Translatable trailer hitch
A Trailer hitch for towing a four wheeled vehicle. The hitch has a fixed in place portion attached to the towing vehicle and a translatable portion attached to the vehicle being towed. The...
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6203047 |
Device for stabilizing the two lower steering arms of a tractor
A device for stabilizing the two lower steering arms (1) of a tractor, with the lower steering arms (1) actuated by a hydraulically operated power lever (9). The arms are each associated with a...
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6158759 |
Wagon steering control mechanism
A steering control mechanism greatly reduces the sway of a towed trailer. The steering control mechanism comprises a stabilizer that is mounted between the wagon frame and a kingpin that supports a...
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6142500 |
Adjustable, weight distributing trailer hitch apparatus with spring dampening assembly
A weight distributing hitch apparatus includes a drawbar assembly, which is interconnected to a tow vehicle and includes an elongate bar and a component that is pivotally interconnected and...
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6131937 |
Side strut for the lower steering arm of a tractor
A side strut (5) for a lower steering arm (1) of a tractor has a single action hydraulic cylinder (9) whose piston (12) includes first attaching means (6) to be connected to the rear of the...
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5984341 |
Weight distributing hitch and slide bracket assembly
A weight distributing and sway controlling hitch assembly for towing a trailer behind a vehicle includes a hitch bar for mounting to a vehicle. The hitch assembly also includes a ball mount head...
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5957476 |
Anti-jackknife system for tractor-trailers
This machine provides back-up steering for a tractor-trailer when the conventional steering fails. The steering will fail due to a lack of interface bonding between the front tires and the road...
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5947503 |
Fifth-wheel trailer connector
An apparatus for acting as a shock absorber for a truck towing a vehicle mated with a fifth-wheel, or a gooseneck, hitch. A fifth-wheel, or gooseneck, trailer has members extending away from the...
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5910217 |
Cam actuated apparatus for frictionally controlling trailer sway
A cam actuated apparatus is provided for frictionally controlling trailer sway. The apparatus includes a support frame mounted to the trailer and accommodating an elongate sway bar, which bar...
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5890726 |
Load leveling system
A load leveling hitch assembly is provided for towing a trailer behind a vehicle. The load leveling hitch assembly includes a drawbar for mounting to the vehicle, a ball mount secured to the...
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5868414 |
Weight distributing and sway controlling hitch assembly
A weight distributing and sway controlling hitch assembly for towing a trailer behind a vehicle includes a hitch bar for mounting to a vehicle. The hitch assembly also includes a ball mount head...
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5823271 |
Lifting rod for the three-point attaching device of a tractor
A lifting rod for the lower steering arm of a tractor, at the ends of the lifting rod, has connecting elements in the form of a connecting yoke 6 and a ball joint 7. The connecting yoke 6, via a...
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5797614 |
Convertible folding gooseneck trailer hitch
A convertible folding gooseneck trailer hitch apparatus for towing a conventional A-frame trailer behind a vehicle, the apparatus including a gooseneck assembly having a forward vertical member and...
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5725231 |
Trailer hitch
In accordance with the present invention there is provided a trailer hitch for quickly and easily connecting a trailer to a tractor including a draw bar, a primary pivot device for connecting the...
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