A CUTTER-CUM-REMOVER OF SILT, DEBRISSAND SUCH OTHER MATERIALS FROM MAN-HOLE, LAMP-HOLE, GULLEY-PIT AND SIMILAR STRUCTURES WITH ARRANGEMENT FOR CRUSHING-CUM-PULVERIZING.

摘要

1. A cutter-cum-remover with crushing-cunvputverizing arrangement of rigid type or of flexible type comprising a tubular outer casing or boring tube fitted with a cutting head at its cutting end and enclosing a rotatable shaft supported by means of bearings (e.g. oils.aled bush or ball bearm) near the top of the outer casing and a bearing plate inside the cutt-ing head or near to it, a flute type cutter being housed inside the cutting head and firmly fitted with the lower end of the rotatable shaft, the said shaft being coupled with a motor or any other prime mover and the said boring tube being provided with an outlet near the top for discharging of mud, sludge, silt, debris and such other materials.