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| Number | Title | Issue Date |
| 7080730 | Conveyor assembly The invention provides an apparatus including a conveying member defining a loop that may be used for transferring a product into a container. The conveying member can be a belt, a chain, or plurality of hinged plates. The invention also includes first and second su... | 07/25/2006 |
| 6220425 | Bucket elevator A boot-driven bucket elevator apparatus for bulk material handling is provided with a boot pulley drive and take-up which effects rotation of the apparatus co-operating bucket endless belt, which is platform lever-mounted, and which automatically effects ... | 04/24/2001 |
| 5769206 | Continuous unloader A continuous unloader has a vertically extending elevator portion having a bottom and a top, a digging portion extending horizontally from the bottom of the elevator portion and a return portion extending from the top of the elevator portion to a free end... | 06/23/1998 |
| 5409343 | Ship loader or unloader A ship loader or unloader includes a vertically extending first region and a horizontally extending second region; a first hydraulic cylinder connected to a lower end of the first region and to the second region for translationally displacing the second r... | 04/25/1995 |
| 4988250 | Bucket elevator type continuous ship unloader A bucket elevator type continuous ship unloader is used for both a sidewise shovelling operation and a catenary cleaning up operation. In this ship unloader, a bucket chain is wound around sprockets respectively provided at the front and rear ends of a ho... | 01/29/1991 |
| 4830177 | Bucket elevator-type continuous unloader A bucket elevator-type continuous unloader in which guide rails are provided on a frame of a horizontal scraping section and rollers engaging with each guide rail are provided for a train of elevator buckets, wherein the guide rails are adapted to be enga... | 05/16/1989 |
| 4799584 | Drive mechanism for bucket elevators A bucket type elevator having a head pulley and a boot pulley with a belt entrained about both pulleys is hydraulically driven. The drive mechanism comprises a hydraulic motor mounted in the boot pulley. It is connected, via flexible hydraulic lines, to a... | 01/24/1989 |
| 4405043 | Dynamically balanced vibratory system A dynamically balanced vibratory feeder system having a material handling component and a counterweighting component, the two components being drivingly interconnected and driven in opposed relative directions in a balanced fashion. The material handling ... | 09/20/1983 |
| 4401206 | Arrangement for continuously excavating ground and conveying excavated earth in the vertical direction A continuous vertical the ground-excavating arrangement which comprises a guide post for being driven vertically into the ground deeper than the desired excavation depth so that said guide post can stand independently of excavation, a lower earth loading ... | 08/30/1983 |
| 4022316 | Boot construction for a bucket elevator A bucket elevator wherein the boot extending between the upright hollow legs of the elevator has a readily removable cover at its upper end. The bucket belt is trained around an idler pulley journalled in the boot. The bearings for the opposite ends of th... | 05/10/1977 |
