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| Number | Title | Issue Date |
| 7198428 | Comminution machine A comminution machine included in an earth working machine which can be moved over a terrestrial area to be worked in a direction of working comprises a rotating roller comminution device. A grader blade is mounted on the comminution machine down stream from the com... | 04/03/2007 |
| 7108450 | Portable drag box with automated shearing device A drag box for use in applying cold mix asphalt paving material to a surface includes a pugmill for distributing the cold mix over the surface, a strike blade for shearing the asphalt mixture to a desired thickness, cylinders for raising and lowering the strike blad... | 09/19/2006 |
| 6942041 | Self-propelled agricultural vehicle constructed using a standard row-crop tractor as a base A self-propelled agricultural vehicle is constructed by assembling the parts of a standard row-crop tractor to the point where the next step is that of mounting the cab to the chassis. At this point, a cab adapter module is mounted to the chassis using the mounting ... | 09/13/2005 |
| 6554080 | Motor grader having material distribution attachment A motor grader can be adapted for laying down a layer of granular material such as base rock or cold mix asphalt by mounting a dispensing hopper attachment onto the front of the motor grader and a spreading and leveling screed onto the moldboard. As the m... | 04/29/2003 |
| 6068065 | Roller attachment for road grader An attachment assembly is provided for quickly and conveniently mounting a roller onto and immediately ahead of an elongate blade of a road grader or other vehicle which manipulates and moves the blade over a ground surface. The portable roller has an elo... | 05/30/2000 |
| 5810097 | Attachment system for mounting road-maintenance equipment on a vehicle An attachment system for mounting road-maintenance equipment on a vehicle such as a motor grader includes a frame for mounting on the nose plate of the vehicle to support the conditioning equipment forwardly and partly outboard of the vehicle. The system ... | 09/22/1998 |
| 5106165 | Fragmentation apparatus A layer of material such as pavement or sheet ice coating the surface of a roadway is efficiently removed using apparatus that includes a longitudinal tube in a breaker assembly which is rotatably carried by a control frame beam that depends from an artic... | 04/21/1992 |
| 4760657 | Snow sweeping method and apparatus A snow-sweeping roller for replaceable attachment to a utility road vehicle (1) having brush-equipped roller (4) rotatably affixed at the underside of the vehicle. To achieve low-wear operation of the sweeper roller (4) and simultaneously low energy consu... | 08/02/1988 |
| 4693331 | Tractor boom An elongated boom is pivotally mounted to the forward portion of a tractor and includes a pair of drive/steering wheels mounted to the forward end portion thereof. An electrically actuated, hydraulic control system provides for direction control and rotat... | 09/15/1987 |
| 4553608 | Scraper with ripper assembly A scraper machine for ground levelling and earth planing having a scraper unit and a ripper assembly for scarifying and loosening in advance of levelling and planing and with the ripper assembly being carried by a raised front end member of the scraper un... | 11/19/1985 |
| 4253256 | Self-loading dualistic earth excavator with connecting telescopic conveying and dualistic distribution means An improved reciprocatory self-loading dual-ended earth excavation vehicle pivotally connected to two or more unmanned self-leveling and self-maneuvering telescopic conveyor vehicles, the latter in turn are pivotally connected to a multi-function dual-end... | 03/03/1981 |
| 4185698 | Adjustable auger dozer An earth working dozer or tractor having a transverse blade and an adjustable spiral auger supported forward of the blade which further crushes material lifted by the blade and moves the material transverse of the blade. The blade includes opposed support... | 01/29/1980 |
| 4070129 | Earth compacting equipment A compaction roller pivotally mounted on an extensible boom-type support, arranged to be lowered at a predetermined angle into an excavated ditch, having control means for changing the angle to a horizontal position and the length of the boom.... | 01/24/1978 |
