Patents Assigned to Bochumer Eisenhutte GmbH & Co. KG
  • Patent number: 4437562
    Abstract: A chain bucket conveyor for an underground excavation has a substantially U-shaped forward conveyor part at the side of the sole and open toward a roof, a return conveyor part at the side of backfilling and closed in a substantially channel-like manner, wherein the return conveyor part is normal to the forward conveyor part, and means for transporting the chain from one to the other of the conveyor parts and including actuating stations, a rotary chain wheel having chain pockets and arranged at the actuating stations rotatable about an axis which extends toward the roof and backfilling and is located in a vertical plane transverse to the longitudinal direction of the conveyor, and a conical surface narrowing toward the roof and having an axis coinciding with the axis of rotation of the chain wheel.
    Type: Grant
    Filed: November 12, 1981
    Date of Patent: March 20, 1984
    Assignee: Bochumer Eisenhutte GmbH & Co. KG
    Inventors: Manfred Koppers, Karlheinz Bohnes, Heinz Kunzer