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| Number | Title | Issue Date |
| 7117952 | Automated attachment vibration system One embodiment of the present invention pertains to a system, including a mechanical arm, an attachment member, an actuator, a power system, an electronic control, and an operator interface. The attachment member is tiltably mounted on the mechanical arm about a piv... | 10/10/2006 |
| 7059422 | Self-orienting loader bucket mechanism A mechanism for retaining a pre-selected orientation of a front-end loader bucket at all points throughout the working range of the lift arm assembly includes a linkage system designed to allow rotation of the bucket from a tilted back position to a fully dumped pos... | 06/13/2006 |
| 6968241 | Device and method for controlling the position for working devices of mobile machines The invention relates to a device for controlling the position for work devices (41) of mobile machines (40). The inventive device comprises a measuring device (1,2) for measuring an angle (α) which is formed between a level (42) that is... | 11/22/2005 |
| 6912804 | Loader-type heavy-construction machine A loader-type heavy construction machine has a chassis and work equipment. The work equipment includes two parallel arms articulated relative to the frame, a bucket articulated relative to the arms, a set of link rods forming, with a portion of the bucket and of the... | 07/05/2005 |
| 6461099 | Loader linkage with rack stops A loader is provided with rack stops on a pair of side walls of a loader boom which abut rack stops beneath opposite ends of a pair of implement tilt links to stop rack back movement of an implement pivotally mounted on one end of the boom.... | 10/08/2002 |
| 5377730 | Apparatus to stabilize a cut tree in the vertical position during movement by a feller-buncher A load stabilizing means for elongated objects grasped at one end and held vertically comprising gravity induced signals to hydraulic power and control means to correct deviations of the axis of the longitudinal object from the vertical. The preferred emb... | 01/03/1995 |
| 5356260 | Apparatus for maintaining attitude of bucket carried by loading/unloading vehicle A loading/unloading vehicle having booms and a bucket carried thereon such as a shovel loader, a wheel loader or the like vehicle detects that a true bucket-to-ground angle coincides with a preset angle after the vehicle starts automatic turning movement ... | 10/18/1994 |
| 5083894 | Apparatus for maintaining attitude of bucket carried by loading/unloading vehicle A loading/unloading vehicle having booms and a bucket carried thereon such as a shovel loader, a wheel loader or the like vehicle detects that a true bucket-to-ground angle coincides with a preset angle after the vehicle starts automatic turning movement ... | 01/28/1992 |
| 4966518 | Apparatus for controlling posture of front loader An apparatus for controlling the posture of a front loader has booms attachable to a vehicle body which are pivotally movably upward and downward and has a work implement attached to the forward ends of the booms and pivotally movable in a scooping direct... | 10/30/1990 |
| 4917565 | Apparatus for controlling posture of front loader The posture of a front loader attached to a vechicle body is controllable by an apparatus which comprises an engaging portion provided on a control lever, an engageable member pivoted to a fixed member on the vehicle body and releasably engageable with th... | 04/17/1990 |
| 4844685 | Electronic bucket positioning and control system An electronic bucket positioning and control system for a vehicle of the type including a hydraulically controlled boom assembly and bucket. The bucket positioning and control system can operate in a bucket positioning mode, bucket return to position mode... | 07/04/1989 |
| 4768917 | Loader boom mechanism A boom mechanism including a linkage which interconnects the frame of a loader with the boom arm and the loader bucket. The linkage includes a cross-shaped member having arms extending forwardly, rearwardly and laterally. The rearward arm is pivotally con... | 09/06/1988 |
| 4733600 | Apparatus for controlling cargo handling position An apparatus for controlling the angular position of the booms of an earthwork vehicle such as a wheeled tractor loader includes a shock absorber, by which the hydraulic pressure to be applied to a cargo handling valve for changing the position of a valve... | 03/29/1988 |
| 4687406 | Load lifting apparatus with overturning prevention means Load lifting apparatus comprises an extensible boom carrying a platform at its outer end and being pivotally mounted at its inner end on rotatable support structure. Hydraulic elevating and extending rams effect elevation and extension of the boom. The el... | 08/18/1987 |
| 4556360 | Robotic apparatus A robot arm, especially useful as a parts catcher, uses an extensible arm which may be in the form of a telescopic slide. The arm and a fluid operated actuator, such as a pneumatic cylinder, are pivotally mounted on a base at one end thereof. A wrist is p... | 12/03/1985 |
| 4516117 | Range controller for continuously monitoring the position of the boom of heavy machinery A range controller for continuously monitoring the position of the boom of heavy machinery, is disclosed. The range controller comprises position sensors mounted on the boom and on the machinery for continuously detecting the position of the boom with res... | 05/07/1985 |
| 4343588 | Kickout bucket positioner The previous linkages for transmitting signals across an axis (21) between a first member or cylinder (20) and a second member or frame (11) have been relatively difficult to adjust and have had a tendency to bind. Herein, a roller (44) is pivotally mount... | 08/10/1982 |
| 4333251 | Automatic bucket leveler An automatic bucket leveler is located on the underside of a bucket piston cylinder unit and is preset to stop the bucket in a horizontal or digging position. A trip bar is attached to the cylinder piston rod and moves with the cylinder piston rod through... | 06/08/1982 |
| 4037519 | Hydraulic system An electro hydraulic system for controlling a hydraulic function includes a pump and a reservoir connected to the function through a manually operable, electro-hydraulic control valve. The valve is positionable to either side of a neutral ports blocked po... | 07/26/1977 |
| 3961685 | Ladder working limit based ladder stopping device for aerial ladder truck There is provided a ladder working limit based ladder stopping device for a vehicle equipped with a vertically and horizontally swingable and extensible ladder (or a fire engine truck), wherein a working limit of the ladder is preset on the basis of an ex... | 06/08/1976 |
