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| Number | Title | Issue Date |
| 8091913 | Variable adjustable trailer hitch A variably adjustable trailer hitch assembly, comprising a horizontal tube assembly that is fixedly secured onto a vehicle. A journaling tube assembly is mounted upon and journals the horizontal tube assembly. A ball assembly is mounted onto the journaling tube asse... | 01/10/2012 |
| 8011684 | Trailer towing-control apparatus The invention relates to a trailer towing-control apparatus comprising a towing means connectable between a trailer and a towing vehicle; the towing means having a first connection means at its operative forward end pivotably connectable to a towing vehicle and a se... | 09/06/2011 |
| 7264260 | Adjustable hitch A quick attach/detach adjustable hitch which allows the operator of a towing vehicle to connect to a trailer without leaving the driver seat. The preferred embodiment includes a lifting carriage connected within a frame by a hydraulic cylinder. Guiding members are u... | 09/04/2007 |
| 7219915 | Trailer ball raising and lowering apparatus A trailer ball raising and lowering apparatus includes vehicle attachment means, a first hitch-support unit connected to the vehicle attachment means, a raisable and lowerable second hitch-support unit, continuously movable first-to-second connector means connected ... | 05/22/2007 |
| 7191061 | Auto-steering apparatus and method A vehicular guidance method involves providing a user interface using which data can be input to establish a contour for a vehicle to follow, the user interface further configured to receive information from a differential global positioning system (DGPS), determini... | 03/13/2007 |
| 7162348 | Articulated equipment position control system and method An articulated equipment position control system and method are provided for equipment consisting of motive and working components. The components are connected by an articulated connector, such as a pivotal hitch. GPS-derived positional data is utilized for power-a... | 01/09/2007 |
| 7025008 | Agricultural implement hitch An implement lift system for connection to a tractor and a farm implement, the system including a frame having a plurality of pivotal attachment devices being the sole structural connection of the implement lift system to the tractor. The pivotal attachment devices ... | 04/11/2006 |
| 6974146 | Adjustable hitch and method of use Provided is an adjustable trailer hitch assembly and method of use that permits one person to controllably move the hitch within a plane of defined boundaries. Trailer hitch assembly includes one or more longitudinally extending assemblies for mounting under a vehic... | 12/13/2005 |
| 6908094 | Heavy duty towing hitch A tow hitch having a shell and a draw bar in which the draw bar fits into a channel formed on the shell such that the draw bar may be shifted along the entire length of the channel and either enter or exit on either end of the channel. The shell is adjusted for conn... | 06/21/2005 |
| 6631916 | Guidance system for pull-type equipment An improved equipment guidance system and assembly is described comprising a top plate in releasable engagement with a drawbar of a towing vehicle, a supplemental or ancillary drawbar pivotable about a forward location and movable to an offset position le... | 10/14/2003 |
| 6585280 | Adjustable hitch assembly for towing trailers An adjustable hitch assembly is mounted on a towing vehicle and is adapted to move the hitch transversely, horizontally and vertically with respect to the towing vehicle. A first traveler is provided in a horizontally disposed C-shaped channel and is sele... | 07/01/2003 |
| 6443475 | Movable drawbar control system A movable drawbar control system for use on a typical tractor and specifically on endless track type tractors. The drawbar control system is hydraulically controlled by the user of the tractor via controls in the cab. The system uses a hydraulic cylinder ... | 09/03/2002 |
| 6345932 | System for alternately operating steering and offset mechanisms of compacting vehicle A control system for an industrial vehicle having an articulated frame with front and rear movably connected frame halves. The control system includes a steering mechanism disposed between the frame halves and is configured to pivot the rear frame half ab... | 02/12/2002 |
| 6155588 | Tilting hitch for trailer The tilting trailer hitch (10) includes a compressible main support assembly (22) having a hitch coupler (24) and a hitching mechanism (26) attached thereto. The hitch coupler (24) is configured to connect a towing connector (92) to a towing vehicle (94) ... | 12/05/2000 |
| 6145864 | Safety apparatus for pivotably coupled vehicles A safety device (30) is actuatable to uncouple a first vehicle (10) from a second vehicle (12) to which the first vehicle (10) is coupled by a pivotable joint. An actuating apparatus (70, 72) senses and responds to a specified vehicle crash condition by a... | 11/14/2000 |
| 5154439 | Articulated utility vehicle An articulated utility vehicle having forward and rearward frame portions, each supported by a roller. A pair of fluid-powered rotary actuators are positioned between the front and rear frame portions of the vehicle. One actuator accomplishes side shiftin... | 10/13/1992 |
| 4809805 | Articulated vehicle The articulated vehicle of the present invention includes a front frame and a rear frame which are interconnected by a universal coupling joint which is capable of pivoting about a vertical axis and about a horizontal axis. Mower decks may be mounted on t... | 03/07/1989 |
| 4729575 | Compensated trailer hitch Apparatus for controlling the position of a trailer with respect to a tractor is disclosed. A control mechanism is attached to the steering mechanism of the tractor and produces an output corresponding to the position of the steering mechanism. A movable ... | 03/08/1988 |
| 4575110 | Device for damping oscillations of a trailer The invention relates to a device for damping pendulum oscillations of a trailer hitched to a coupling of a motor vehicle. For this purpose, the coupling at the rear of the motor vehicle is horizontally adjustable at right angles to the longitudinal axis ... | 03/11/1986 |
| 4572315 | Power hitch A power hitch has first and second frame elements interconnected for movement relative to each other about a vertical pivot axis. The first frame element is adapted for connection to a vehicle in a manner placing the pivot axis is to the rear of the vehic... | 02/25/1986 |
| 4564209 | Trailer hitch assembly This hitch assembly includes a frame which is fixedly attached to the rear of a truck and extends widthwise of the truck to provide upper and lower horizontal rails. A transverse carriage having upper and lower roller assemblies engageable with the rails ... | 01/14/1986 |
| 4505349 | Steering means for, and in combination with, an articulated _vehicle In the embodiment disclosed, the invention comprises a single, dual-piston cylinder, operable by hydraulic fluid, interpositioned between a pair of pivotably coupled, vehicular units. The cylinder is pivotably secured to pivot coupling elements which join... | 03/19/1985 |
| 4500105 | Agricultural implement hitch assembly The invention relates to a new hitch or drawbar assembly for use with agricultural implements towed in a train of implements behind a tractor or the like. The assembly includes a drawbar that is shorter than normal and is pivotally connected to a primary ... | 02/19/1985 |
| 4471850 | Articulated vehicle In the exemplary embodiment shown, the vehicle is a drum-type asphalt compactor having a pair of drum-compactor units coupled together for steering articulation. The units have prescribed axes of travel, and are coupled together for travel with the axes i... | 09/18/1984 |
| 4262921 | Tandem implement hitch A generally horizontal forwardly opening U-shaped frame is provided including a pair of front to rear extending elongated opposite side members and a rear cross member extending and secured between the rear ends of the side members. The forward ends of th... | 04/21/1981 |
| 4223908 | Steering system for vehicle trains A train comprising a lead and a plurality of interconnected succeeding transport vehicles and having devices for actuating the steering gears of succeeding vehicles. Adjacent transport vehicles are interconnected through links, whereas each device for act... | 09/23/1980 |
| 4204790 | Trailer for lifting and transporting round bales of hay Two embodiments of a trailer to be towed by a tractor or truck and hydraulically powered from a hydraulic power source on the tractor or truck for picking up round bales of hay lying on their sides in the field, and for transporting the bales. Each embodi... | 05/27/1980 |
| 4186806 | Plow system A variable width furrow-spacing plow system embodied in an implement having a laterally adjustable tractor hitch, an angularly adjustable plow-carrying main frame, and hydraulic means for correlating the lateral movement of the hitch and angular position ... | 02/05/1980 |
| 4180133 | Guidance system for towed vehicles An automatic guidance system for towed vehicles is disclosed comprising a marker, a position sensor, an electronic operational amplifier circuit, an electrical servo controlled hydraulic valve, and a hydraulically controlled swinging draw bar hitch. The p... | 12/25/1979 |
| 4158390 | Farming implement particularly for row cultivation A farming implement, particularly for row cultivation, wherein the operator device comprises a mill or harrow having substantially vertical axes or slightly inclined to the vertical, and connected to the tractor by the interposition of an automatic device... | 06/19/1979 |
| 4153132 | Trailer steering and towing hitch A trailer steering and towing hitch includes a moveable hitch connecting member which is supported on a towing vehicle for moving back and forth transverse to the axis of the towing vehicle with a motor for moving the hitch member back and forth for movin... | 05/08/1979 |
| 4059283 | Three-point tractor linkage A three-point linkage for coupling farm implements to a tractor has two lower links pivoted at their forward ends to a tractor and lie in a plane which from the rear to the front ends of the links is downwardly inclined and the links converge towards a po... | 11/22/1977 |
| 4057265 | Towing apparatus A towing apparatus useful for moving mobile homes includes a vehicle having a frame movable to adjusted positions along a linear path of motion parallel to the longitudinal axis of the vehicle, a support mounted on the frame so as to be movable to an adju... | 11/08/1977 |
| 4000911 | Hitch mechanism for towing and maneuvering mobile homes and modular home sections A hitch mechanism for towing and maneuvering mobile and modular home sections, in which a frame structure is mounted on the rear of the towing vehicle and a carriage is connected to the frame structure and supports a hitch head for connection to the towed... | 01/04/1977 |
| 3993206 | Power slide mechanism An elongated, generally horizontal frame is provided with latch means at each end. An equipment mounting frame is mounted on the elongated frame for movement to selected positions therealong from adjacent one end to adjacent the other end of the elongated... | 11/23/1976 |
| 3966345 | Tandem road roller A tandem road roller having a pair of rolls arranged one behind the other which are capable of both pivoting relative to each other to negotiate curves and being offset relative to each other to vary the width of the roller track. The roller comprises a f... | 06/29/1976 |
| 3952826 | Articulated vehicle An articulated vehicle is disclosed which includes first and second vehicle sections interconnected by an articulating linkage. The articulating linkage includes a universal joint and a cooperating pantograph linkage. The universal joint and the pantograp... | 04/27/1976 |
