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| Number | Title | Issue Date |
| 7273111 | Grading implement A grading implement including main body having a left end, a right end and a length that extends between the left and right ends. The main body also includes a front side and a back side. A claw-blade is positioned at the front side of the main body. Side blades are... | 09/25/2007 |
| 7174968 | Hydraulic excavator The present invention provides a hydraulic excavator provided with a dozer device comprising an arm having a rear end connected to a fulcrum portion provided on a lower frame of a lower traveling body, a dozer blade provided at an extreme end of the arm, and a dozer... | 02/13/2007 |
| 7163068 | Hitch assembly A hitch assembly for use between a prime mover having a pair of moveable arms and a trailed vehicle. The hitch assembly includes a transverse member attached by a pivot attachment to each movable arm at spaced locations on the transverse member. Each of the movable ... | 01/16/2007 |
| 7131502 | Implement mounting system An implement mounting system for providing a lightweight structure capable of moving along 3 main axes for use upon small to mid-sized tractors. The implement mounting system includes a support frame having a pair of side supports and a rear support, a ball joint at... | 11/07/2006 |
| 7007665 | Outboard engine An outboard engine has an internal combustion engine as a prime mover, a throttle valve device including a valve element and a valve shaft supporting the valve element, and combined with the internal combustion engine, a driven unit combined with the throttle valve ... | 03/07/2006 |
| 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 |
| 6907941 | Sliding quick attach system A sliding quick attach system for allowing sliding movement of the implement while providing quick attachment and release of the implement. The sliding quick attach system includes a support frame, a first brace and a second brace extending upwardly from the support... | 06/21/2005 |
| 6672401 | Towable box grader with electronically controlled continuously variable multi-axis blade system A towable scraper system for contour surface grading. The system includes a rigid chassis member that has a coupler configured for attachment to a conventional three-point tractor hitch. A scraper blade is pivotally suspended from the rigid chassis member... | 01/06/2004 |
| 6360459 | Tiltable bucket assembly A tiltable bucket assembly includes a bucket and an interface member. The bucket has a front loading portion, a rear connecting portion with a front surface adjacent the front loading portion and a rear surface opposite therefrom, and a pair of spaced gui... | 03/26/2002 |
| 6273198 | Pitch control system A pitch control system for a bulldozer having a bulldozer blade that is mounted to a blade linkage. The bulldozer blade is coupled to the blade linkage by a bearing that permits the right and left angling movement of the bulldozer blade and the forward an... | 08/14/2001 |
| 5899280 | Tilting front end loader A tilting loader is provided including a pair of arms connected to a vehicle and adapted to raise and lower. Also included is a bucket including a rear portion having a rear face pivotally coupled to the arms. A tilt mechanism is included for rotating the... | 05/04/1999 |
| 5732781 | Mechanism to laterally tilt front end loader buckets A mechanism to interfit between the bucket of a front end loader and its support and tilting arms allows the bucket be tilted in a laterally extending vertical plane. The mechanism provides a rear plate, having rearwardly extending fastening structure to ... | 03/31/1998 |
| 5069296 | Pitch/tilt dozer An apparatus adapted to permit independent setting of pitch and tilt of dozer blades without necessitating complex hydraulic circuitry or mechanical linkage. The blade is pivotally supported by two forwardly extending push beams. A strut is connected at o... | 12/03/1991 |
| 4999022 | Bucket-blade attachment for tractors An earthmoving attachment to be mounted on the front end of a tractor. The attachment includes a frame secured to the tractor, arms pivoted to the frame and extending forwardly and mounting a combination bucket and blade. Hydraulic cylinders individually ... | 03/12/1991 |
| 4966240 | Combination backhoe vehicle and bulldozer apparatus A bulldozer apparatus for a working vehicle comprising a vertically pivotable arm assembly, and a blade pivotable on a fore and aft axis extending along a center position of the vehicle. Two hydraulic cylinders are disposed at opposite sides of the fore a... | 10/30/1990 |
| 4919034 | Mine clearing apparatus A mine clearing apparatus for mounting onto a vehicle, the apparatus comprising a support adapted to be rigidly fixed to the vehicle and at least one elongate plough blade extending transversely of the path of forward travel of the vehicle and mounted on ... | 04/24/1990 |
| 4356645 | Variable wing plow blade and mounting structure therefor A variable wing plow blade and mounting structure for attaching the plow blade to a tractor, snow grooming vehicle, and the like feature distribution of the load on the blade over a relatively wide area of the supporting structural members thereby to perm... | 11/02/1982 |
| 4337837 | Mounting mechanism for angle dozer blade A dozer blade mounting for a dozer frame having a dozer blade movably supported thereon includes at least one rigid link that has one end pivoted on the vehicle frame and the opposite end pivoted on the dozer frame with fluid ram means associated with the... | 07/06/1982 |
| 4270617 | Earth moving machine of the scraping blade type An earth moving machine having an improved mounting for a scraping blade attached thereto. The scraping blade of the machine herein disclosed is capable of undergoing independent or simultaneous rotational movement about three perpendicular axes and apply... | 06/02/1981 |
| 4266625 | Traction vehicle A traction vehicle includes a frame module formed principally from a plurality of platelike structural elements permanently fixed together to provide substantial rigidity for supplying and withstanding relatively large forces. Elongated boxlike drive asse... | 05/12/1981 |
| 4244429 | Mounting mechanism for angle dozer blade A dozer blade mounting for a dozer frame having a dozer blade movably supported thereon includes at least one rigid link that has one end pivoted on the vehicle frame and the opposite end pivoted on the dozer frame with fluid ram means associated with the... | 01/13/1981 |
| 4147218 | Bulldozer attachment for four-tracked tractor Mounting structure provides for coupling a bulldozer blade to a crawler tractor which has four track assemblies each of which may oscillate vertically independently of the others and pairs of which may oscillate laterally relative to the tractor body and ... | 04/03/1979 |
| 4044843 | Tractor-mounted scraper A tractor-mounted scraper is disclosed in which the scraper blade has two scraping edges and is mounted in a box assembly having two side plates, the blade being mounted on pivots located near the lower edges of the side plates and near the outer edges of... | 08/30/1977 |
| 3991832 | Hydraulically tiltable and anglable dozer blade and mounting therefor Mounted between a frame and a dozer blade at opposite sides of vertically spaced stabilizing and ball joint connections joining the frame and blade are a pair of hydraulic angling actuators which are operative to angle the blade about a vertical axis defi... | 11/16/1976 |
