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| Number | Title | Issue Date |
| 7021398 | Box scraper assembly A box scraper attachment is provided for mounting on the boom arms of a skid-steer vehicle or the like. The box scraper attachment includes a main frame having castor wheel assemblies mounted at the forward end thereof. A box scraper is selectively vertically movabl... | 04/04/2006 |
| 6955229 | Implement pitch-yaw system An implement pitch-yaw system for effectively and efficiently controlling the pitch of an implement. The implement pitch-yaw system includes a first yaw actuator and a second yaw actuator attached between an implement structure pivotally attached to a support struct... | 10/18/2005 |
| 6758286 | Motorgrader circle drive A circle drawbar assembly uses a series of hydraulic cylinders disposed within the circle member and attached to the drawbar frame to rotate the circle member. These cylinders can also be used to lock the circle member in a desired position. The cylinders preferably... | 07/06/2004 |
| 6249992 | Retractable snow plow wing assembly A side wing plow assembly is provided for use on a vehicle, e.g. a grader. It includes an elongated blade, an articulated forward connector assembly for connecting the inner end of the blade to the vehicle and a rear connector assembly for connecting the ... | 06/26/2001 |
| 5813150 | Scarper apparatus A scraper apparatus is disposed beneath a truck for moving and scraping materials such as snow and ice. The scraper apparatus includes a moldboard scraper which is disposed beneath the truck for moving and scraping materials. A supporting table is dispose... | 09/29/1998 |
| 5529131 | Grading attachment A grading attachment for loader type utility vehicles is provided. The attachment secures to the front of the loader and has an overarching beam which ends in a set of ground engaging wheels. A drawbar is secured to the front of the beam at a ball and soc... | 06/25/1996 |
| 4304307 | Scraper blade attachment for tractors A scraper blade attachment including a blade assembly located between the front and rear wheels of the tractor and supported by forwardly extending rail members swingably coupled to the forward end of a tractor frame. The rail members and the blade assemb... | 12/08/1981 |
| 4175625 | Articulating grader having structure for raising and lowering mold board without disturbing setting An articulating grader comprises a rear driver section which has an engine and hydraulic pump arrangement for driving a pair of wheels on each side. A chassis frame includes lower frame members for supporting a mold board assembly which is controlled and ... | 11/27/1979 |
| 4161987 | Tractor grader A tractor grader in which the tractor is lengthened by forwardly spacing the front wheels and having a grader blade mounted between the front and rear wheels. The blade is mounted on a lower turntable and supported adjacent an upper turntable plate by rol... | 07/24/1979 |
| 4071090 | Motorgrader implement mounting arrangement An implement mounting arrangement is disclosed which is operatively associated with a longitudinally oriented main frame of a vehicle such as a motor grader. The implement mounting arrangement includes a base frame assembly having an inner end and an oute... | 01/31/1978 |
| 4053016 | Motor grader blade lift and control mechanism and method A motor grader comprises a frame having a circle drawbar mounted thereunder. A normally horizontally disposed mold board or blade is attached to the circle drawbar for multi-directional movements relative thereto and relative to the frame of the motor gra... | 10/11/1977 |
| 3983945 | Clamping mechanism for motor grader moldboards A bracket is carried by the motor grader and has upper and lower slots formed therein to slidably receive an upper and a lower slide surface respectively of a slide rail arrangement which is secured to the back of the moldboard. A hydraulic jack is attach... | 10/05/1976 |
| 3976146 | Grader A grader of the type including a longitudinal overlying boom connecting a front wheel assembly to a rear tractor unit with a blade carrier frame assembly positioned intermediate the front wheels assembly and the tractor unit. This grader is characterized ... | 08/24/1976 |
