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| Number | Title | Issue Date |
| 8079646 | Vehicle or trailer A vehicle or trailer for transporting a load of, for example, fluent bulk material. The vehicle or trailer comprising a chassis (28) and a container mounted on said chassis (28). Said container comprises a base, a plurality of load retaining walls defi... | 12/20/2011 |
| 6834917 | Self-discharging freight container for bulk solids A self-discharging freight container for bulk solids of the type which discharge by tilting to that a hinged wall and a floor become coplanar, as a container braced by a pair of triangulating braces adjacent the hinge. Rams extending from the static frame push again... | 12/28/2004 |
| 6209964 | Dump truck vibrator An apparatus for facilitating removing cargo from a dump truck. A plurality of air hammers are strategically located on an underside of a cargo bed of a dump truck and placed in operative communication with an on board air source carried by the dump truck... | 04/03/2001 |
| 5273164 | Soil conditioning apparatus This invention provides a soil conditioning apparatus having a shaker screen assembly that is mounted for operation on the dump bed of wheeled load-carrying vehicles. The shaker screen assembly may be adapted to operate either electrically or hydraulicall... | 12/28/1993 |
| 5002340 | Bed cleaner for dump trucks A bed cleaner for dump trucks utilizing a scraping carriage located in the bed of a dump truck and operated by cables connected to a winch assembly to dislodge and remove adhering materials from the dump bed while the dump bed is in an inclined position. ... | 03/26/1991 |
| 4999021 | Device for unloading containers For the continuous dosed unloading of bulk piece goods from containers, especially containers whose weight in the loaded state is many times the weight when empty, the device has the following features: (a) a stationary machine frame; (b) a vibrating frame whi... | 03/12/1991 |
| 4484852 | Hopper bottom unit A bottom unit for a material transportation car hopper includes a planar membrane which is oriented at an angle with respect to horizontal and slopes toward a hopper discharge pipe. The bottom unit is separate from the discharge pipe. The bottom unit incl... | 11/27/1984 |
| 4175906 | Vibrator for dumping vehicle An automatically actuated hydraulically powered vibrator system for loosening the contents of a semi trailer dump body so that it will break away at its natural dumping angle. The semi trailer dump includes a hydraulic pump which delivers hydraulic fluid ... | 11/27/1979 |
| 4070059 | Grain trailer A low profile material carrier which, in a preferred embodiment, comprises a grain trailer with a low rear opening for dumping. Most of the load, approximately 80%, dumps through the opening under the influence of gravity. The remaining portion of the loa... | 01/24/1978 |