Patent ID: 7311100

Claim:
An abrasive cutting-off machine comprising a cutting tool ( 7 ); a protective hood ( 8 ), partly covering the cutting tool ( 7 ) and adjustable in its relative position to the cutting tool ( 7 ); an adjusting handle arranged on the outside of the protective hood ( 8 ) by which the position of the protective hood ( 8 ) can be adjusted by the user; an injection device for water, which is arranged on the protective hood ( 8 ) and directed towards the cutting tool ( 7 ) and by which flying dust and chips arising during the cutting operation can be bound; and a combined injection and adjusting handle ( 6 ) comprising the injection device and the adjusting handle, the injection and adjusting handle ( 6 ) having a substantially U-shaped cross-section in a section plane arranged transversely to the plane of the cutting tool ( 7 ), wherein a bottom of the U-shape comprises the adjusting handle and the bottom of the U-shape is positioned adjacent to a narrow side of the protective hood ( 8 ) and two legs of the U-shape are positioned adjacent to side walls ( 9 , 11 ) of the protective hood ( 8 ), wherein the injection and adjusting handle ( 6 ) comprises a water conduit ( 14 , 17 ) running through the bottom of the U-shape transverse to the plane of the cutting tool ( 7 ), the water conduit ( 14 , 17 ) branching into a first water duct ( 24 ) and a second water duct ( 30 ) which are provided in the legs of the U-shape, and a first nozzle ( 27 ) and a second nozzle ( 31 ) at ends of each of the ducts ( 24 , 30 ) directed to opposite sides of the cutting tool ( 7 ) on the interior of the protective hood ( 8 ).