Straight taper dipper
AssigneeJoy Global Surface Mining Inc
InventorsDan Feld, Richard Nicoson, William R. Powers
Life of this patent
Estimating the term…
Abstract
A dipper having an inlet and an outlet. The dipper includes a front wall and an opposite back wall extending between the inlet and the outlet. The front wall has a substantially linear inner surface between the inlet and the outlet. The dipper further includes two side walls connected between the front wall and the back wall and extending between the inlet and the outlet. Further, the dipper has a lip coupled to the front wall and extending outwardly from the inlet in a direction away from the outlet, the lip having a lip inner surface arranged generally parallel with the substantially linear inner surface of the front wall.
Claims14
A dipper having an inlet and an outlet, the dipper comprising:
- a front wall and an opposite back wall extending between the inlet and the outlet, the front wall having a substantially linear inner surface between the inlet and the outlet, the inlet defining an inlet plane, the outlet defining an outlet plane that is parallel to the inlet plane;
- a heel defined on the front wall adjacent the outlet;
- two side walls connected between the front wall and the back wall and extending between the inlet and the outlet;
- and
- a lip coupled to the front wall and extending outwardly from the inlet in a direction away from the outlet, the lip having a lip inner surface positioned outward of the inlet and arranged generally parallel with the substantially linear inner surface of the front wall;
- wherein a floor reference plane is defined generally perpendicular to the inlet plane and to the outlet plane, the floor reference plane intersecting the lip and being spaced apart from the heel.
Dependencies are inferred from the claim text.