Improved Water Tank for Watering Coal Dust in Coal Mines.

摘要

25,453. Williams, J. Dec. 13. Laying dust in mines.-Relates to apparatus for watering underground workings. Water is distributed by the nozzles J on the hollow shaft A, which is driven through bevel and chain gear W and a clutch from one of the axles of the vehicle. A valve in the shaft, worked through the collar C and rod L, is used to open or close the water supply which enters the shaft through holes B.