Patents Assigned to AGE Mining Services Pty Ltd
  • Patent number: 6918636
    Abstract: The pick (1) includes a radially inner end (4) and a shank (3) to be fixed to the drum (10) to substantially prevent relative movement between the pick (1) and drum (10). The pick (1) further includes a cutting head (2) having leading (5) and trailing faces (6) intersecting to provide a cutting edge (8) to extend generally parallel to an axis. The leading face (5) in use is inclined by an acute rake angle R to a radius of the axis, with the trailing face (6) being inclined at an acute back clearance angle B to a plane passing through the edge (8) and normal to the radius. The leading face (5) and trailing face (6) being inclined by an acute angle and the shanks when fixed to the drum (10) extends at an acute angle to the radius.
    Type: Grant
    Filed: August 7, 2001
    Date of Patent: July 19, 2005
    Assignee: AGE Mining Services Pty Ltd
    Inventor: Albert Daniel Dawood