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| Number | Title | Issue Date |
| 7350872 | Gravity discharge grain wagon having an adjustable discharge chute assembly A wheel supported grain wagon includes a container with sloping side walls extending to an incline bottom wall, and a gravity discharge opening is formed within one of the side walls adjacent the bottom wall. A door panel is supported by tracks for movement between ... | 04/01/2008 |
| 4371208 | Gate panel operator for side dumping vehicles In a dump box attachment, a gate panel operator includes a pair of pivotally interconnected lever arms which are operatively associated with each end of a gate panel, each pair of arms being operative automatically in response to the tilting or lifting mo... | 02/01/1983 |
| 4266486 | Rail car door linkage A door linkage for a side dump railroad car operable to automatically lower the door on the low side of the car when the car body is tilted to dump its contents thereof.... | 05/12/1981 |
| 4240355 | Side dumping railroad car A side dump rail car tilted by means of hydraulic cylinders at each end of the car which are centrally located. The edge of the car is retained by an engagement lug slid into place hydraulically to determine direction of tilt.... | 12/23/1980 |
| 4109963 | Dump body gate latch control system A gate latch control system for dump body vehicles includes a hoist control member positionable between lower, hold and raise positions, a hoist lock member, a latch position sensor and a gate latch member positionable between latch and unlatch positions.... | 08/29/1978 |
| 4087129 | Cargo gate operators A vehicle-carried cargo box has a normally upright gate hinged along its lower margin so as to swing outwardly. An operator system includes a cable track sector mounted at one end of the gate to rotate about an axis as the gate is swung. One end of that s... | 05/02/1978 |
