| 摘要 |
Cutting head of a coal cutter with a sprinkler system, to which liquid is fed from the shaft of the unit, having worm-type coils with cutting blades mounted in clamps and sprinkled from nozzles mounted exchangeably in a socket, characterized in that the axis (6) of the housing (4) of the sprinkler nozzle, overlapping the axis of the nozzle hole (5), is parallel to the axis (7) of the worm-type coil (2).<IMAGE>
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