Shearer-loader drive subassembly and guide shoe for it

Details Shearer-loader drive subassembly and guide shoe for it Shearer-loader drive subassembly and guide shoe for it

2007-07-10

2010-06-08

Kreck, John (Department: 3672)

Mining or in situ disintegration of hard material

Hard material disintegrating machines

Cutter attached to endless chain or cable

C299S042000

Reexamination Certificate

active

07731298

ABSTRACT:
A shearer-loader drive subassembly having a rotatably mounted drive sprocket, a transmission gear connected to the sprocket in a rotationally fixed manner, at least one releasable guide shoe provided for guiding the shearer loader on a rack arrangement, and a housing base plate, on which a bearing tube is supported and fastened in a rotationally fixed manner. The guide shoe is fastened by a pin which passes through the inner bore of the bearing tube and forms the pivot bearing for the guide shoe. A bearing sleeve rotatably supported on the bearing tube by a bearing may be arranged between the drive sprocket and the bearing tube, onto which bearing sleeve the drive sprocket may be pushed in a releasable manner.

REFERENCES:
patent: 5704267 (1998-01-01), Merten et al.
patent: 37 18 442 (1988-12-01), None
patent: 195 31 729 (1996-08-01), None
patent: 197 12 774 (1999-01-01), None

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