Mining or in situ disintegration of hard material – Hard material disintegrating machines – Sidewall-working
Patent
1974-09-17
1980-11-25
Pate, III, William F.
Mining or in situ disintegration of hard material
Hard material disintegrating machines
Sidewall-working
299 34, 104172R, E21C 2910
Patent
active
042354757
ABSTRACT:
A mineral mining machine hauls itself along a working face by engaging a round link chain. The links of the chain are fed sequentially from link-retaining pockets in a track component arranged around the working face, around a driven sprocket assembly on the machine and returned to the pockets.
REFERENCES:
patent: 3409329 (1968-11-01), Domann et al.
patent: 3602549 (1971-08-01), Renzing
Coal Industry (Patents) Limited
Pate III William F.
Wray James C.
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