Cutting roller for a mining machine

Details Cutting roller for a mining machine Cutting roller for a mining machine

1982-01-19

1984-03-13

Purser, Ernest R.

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

Tooth mounted on helical head portion or head with helical...

E21C 2510

Patent

active

044363460

ABSTRACT:
A cutting roller for a mining machine including a closure ring arranged to face the workings and a tubular body member carrying a plurality of helical blade coils provided with bit holders furnished with cutting bits. The cutting roller has a number of charging coils arranged on the outer surface of the body member and extending midway of the blade coils and in parallel thereto. All the charging coils extend about the outer surface of the body member with an equal angle of inclination.

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