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| Number | Title | Issue Date |
| 5256021 | Telescope vehicle loading and unloading system The apparatus and method of this invention safely and efficiently loads and unloads the contents of a load transport container. A manipulator mechanism such as a backhoe having a hemispherical spiked tool at the end of a manipulator arm is mounted on a te... | 10/26/1993 |
| 5234094 | Flexible feeder conveyor system A flexible feeder conveyor system for removing material from a stockpile and transporting the removed material to a fixed conveyor. The system includes an underconveyor positioned below an excavator and having a loading hopper attached to its forward end ... | 08/10/1993 |
| 5171065 | Mineral mining installation with chain-tensioning system A plough box containing a chain wheel driving a chain to propel a chain used to move a plough is mounted for displacement alongside a machine frame at one end of a scraper-chain conveyor. To adjust the tension in the chain a motor is operated to drive a s... | 12/15/1992 |
| 5163544 | Feed fork apparatus for large round baler A large round baler is equipped with a pick-up and a feed fork apparatus which work together to gather crop from the ground and deliver it to the inlet of the bale forming chamber of the baler. The feed fork apparatus includes a plurality of teeth which a... | 11/17/1992 |
| 5123520 | Apparatus for gathering and removing particulate material Apparatus for gathering particulate material in mines and similar plants has a mobile platform which collects particulate material and surrounds the trailing end of a material removing conveyor. The sides of the trailing end of the conveyor are flanked by... | 06/23/1992 |
| 4586753 | Transfer station from a longwall chain conveyor to a drift chain conveyor A transfer station from a longwall chain conveyor to a drift chain conveyor have upper and lower reaches which cross alternately. The upper belt section of the longwall conveyor comprises a scraper over the upper belt section of the drift conveyor. The wo... | 05/06/1986 |
| 4571145 | Combination handling and conveying apparatus In one exemplar embodiment, an apparatus for handling and conveying materials is disclosed having a movable chassis, a longitudinally extendable conveyor assembly mounted on the chassis, the conveyor having a projecting loading end capable of limited long... | 02/18/1986 |
| 4396330 | Hay bale retriever Apparatus for retrieving round hay bales includes a frame, an elongated, rigid and generally U-shaped pan supported on said frame and a generally U-shaped bail. A pair of carriages are slidably supported on the pan and the legs of the bail are pivoted to ... | 08/02/1983 |
| 4379672 | Combination handling and conveying apparatus In one exemplary embodiment, an apparatus for handling and conveying materials is disclosed having a movable chassis, a longitudinally extendable conveyor assembly mounted on the chassis, the conveyor having a projecting loading end capable of limited lon... | 04/12/1983 |
| 4295560 | Material handling apparatus A self-contained, moveable material handling apparatus is characterized by a chassis having a material conveyance surface mounted for rotation with respect to the central vertical axis thereof. A deck is also mounted for rotation with respect to the chass... | 10/20/1981 |
| 4287692 | Safety apparatus for a mining machine Safety apparatus for a mining machine having a gathering head for gathering product (e.g., coal) in a mine, a conveyor system which extends rearwardly along the machine from the gathering head for conveying the product rearwardly for discharge at the rear... | 09/08/1981 |
| 4277335 | Expansion and contraction drive apparatus The present invention relates to an expansion and contraction system of a plurality of arms, and for example to an expansion and contraction system applicable to a rake arm of a dirt remover for discharging dust from the effluent of an aqueduct. The expan... | 07/07/1981 |
| 4243346 | Unloader for taking feed from a horizontal silo Crank-operated rods are mounted on two vertically spaced apart crankshafts, which are driven to rotate in the same sense. Working tools are carried by said rods on the side thereof which faces the body of silage and penetrate said body as they move downwa... | 01/06/1981 |
| 4241824 | Conveyors for use in mineral mining installations A conveyor is composed of a series of L-shaped sections arranged end-to-end to define a conveying floor surface with a side wall at one side opposite the mineral face so as to allow material to fall onto the floor surface. The side wall has a slot or gap ... | 12/30/1980 |
| 4196800 | Apron-conveyor connection for loading and conveying machines A loading and conveying machine has crawler treads and a frame extending forwardly thereof. A conveyor extends from the front to the rear of the machine. An apron is pivotally mounted at the front of the frame and receives material from a loading implemen... | 04/08/1980 |
| 4184581 | Loading apparatus for mines Loading apparatus having vehicle body, inclined conveyor assembly extending upwardly and rearwardly from front of vehicle body, and hopper adjacent front of vehicle to direct material onto conveyor. Apparatus has extendable excavating assembly including a... | 01/22/1980 |
| 4153165 | Scraper This disclosure relates to an automatically controlled scraper for moving particulate material onto a radial or star feeder for distribution thereby. The scraper includes a scraper bucket suspended from a radially extending arm. The bucket is connected to... | 05/08/1979 |
| 4099631 | Scraper This disclosure relates to an automatically controlled scraper for moving particulate material onto a radial or star feeder for distribution thereby. The scraper includes a scraper bucket suspended from a radially extending arm. The bucket is connected to... | 07/11/1978 |
| 4011937 | Apron attitude adjustment for loading and conveying machines A loading and conveying machine has crawler treads and a frame extending substantially forwardly thereof. A conveyor is mounted for pivotal movement about a horizontal axis and extends rearwardly from ahead of the frame to the back of the machine. An apro... | 03/15/1977 |
| 4011936 | Conveyor positioning structure for loading and conveying machines A loading and conveying machine has crawler treads and a frame extending forwardly thereof. A conveyor extends from the front to the rear of the machine. An apron is pivotally mounted at the front of the frame and receives material from a loading implemen... | 03/15/1977 |
| 3972405 | Reloading device A reloading device, e.g. a combined reloading -- loading device, which on one hand so rests on a transfer device movable above a storage place conveyor that the transfer device can carry out pivotal movements about a vertical axis and an axis transverse t... | 08/03/1976 |
| 3943845 | Replaceable feeder fingers for a baler A hay baler including a mobile chassis having a bale chamber and a power-driven plunger reciprocably mounted in the chamber for cyclically compressing hay in the chamber. A pickup lifts the windrowed hay from the ground and a feeding mechanism is reciproc... | 03/16/1976 |
| 3938652 | Feeder rake with an overload protection device for agricultural pick-up and other balers The invention relates to a feeder rake for the feeding of cut material into the baling chamber of agricultural pick-up and other balers, which is arranged to be driven by a steadily rotating crank and is guided by a swinging rod, which is connected by a l... | 02/17/1976 |
