Conveyor pan with improved edge shaping

Details Conveyor pan with improved edge shaping Conveyor pan with improved edge shaping

2011-03-01

2011-03-01

Singh, Sunil (Department: 3672)

Mining or in situ disintegration of hard material

Hard material disintegrating machines

Sidewall-working

Reexamination Certificate

active

07896444

ABSTRACT:
A conveyor pan for use with a shearer with a skid-type shoe in a longwall mining operation, the conveyor pan including a side member having a surface adapted to be engaged by the shearer skid-type shoe, the surface being formed by a piece of the side member that extends horizontally for the length of the side member. The piece has a first end and a second end, each piece end having a top, a rear, a front and an edge. The first end edge and the second end edge are each formed by each edge being between 45 degrees removed from a vertical plane extending at 90 degrees to the horizontal plane formed by the side member surface.

REFERENCES:
patent: 4474411 (1984-10-01), Peters et al.
patent: 4607890 (1986-08-01), Merten et al.
patent: 4733771 (1988-03-01), Grundken et al.
patent: 5184873 (1993-02-01), Fiesel
patent: 5605220 (1997-02-01), Krohm
patent: 2004/0256907 (2004-12-01), Merten et al.

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