Mining or in situ disintegration of hard material – Hard material disintegrating machines – Sidewall-working
Patent
1980-12-09
1983-02-15
Purser, Ernest R.
Mining or in situ disintegration of hard material
Hard material disintegrating machines
Sidewall-working
198735, 198860, F21C 3512
Patent
active
043737579
ABSTRACT:
A conveyor trough for a scraper conveyor is used as a way or track for an underground mining machine. The conveyor trough includes a trough base with lateral section members welded thereto along the longitudinal sides and form at each side a V-shaped space that extends from the plane of the trough base to the height of the section member. A lateral section member descends toward the floor at each side of the trough base where it extends to a flange parallel to the mine floor and projects from the lateral section from the lateral section member. The flange has a width and thickness to form a machineway or track. Divering arms at each side of the trough base extend to a flange which projects from the arm to extend parallel to the floor and forms a machineway or track by the width and thickness dimensions thereof.
REFERENCES:
patent: 3752299 (1973-08-01), Blumenthal et al.
patent: 3897108 (1975-07-01), Krohm et al.
patent: 4265488 (1981-05-01), Schupphaus et al.
patent: 4301913 (1981-11-01), Bravn et al.
Gehle Karl
Schreier Josef
Gebr. Eickhoff Maschinenfabrik und Eisengiesserei m.b.H.
Murray Thomas H.
Poff Clifford A.
Purser Ernest R.
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