Patent ID: 8086360
Filing Date: 2011-12-27
Classification: B05B,B24C,E01C,E04G,Y10T

Abstract:
1. A device for moving a jet member ( 8 ), which is arranged on a carriage ( 6 ) arranged on a vehicle for directing a high pressure jet of liquid against a material layer for material removing treatment of the material layer said carriage being movable to and fro along a guide ( 5 ) between two selectable extreme positions along the guide, said device comprising a hydraulic drive arrangement ( 26 ) having a hydraulic circuit ( 27 ) and being arranged to create the movement of the carriage along the guide, means ( 12 , 21 ′, 13 , 24 , 25 , 31 ) adapted to detect that the carriage has reached a selectable extreme position along the guide, where turning of the carriage is to take place, as well as a control unit ( 14 ) adapted to control the hydraulic drive arrangement and by that said movement of the carriage along the guide, wherein said means comprises a member ( the control unit (