Patent ID: 7343767

Claim:
A roller tool ( 2 ) for the linear deformation of sheet metal comprising a press roller ( 8 ) having a shaft ( 11 ) and a roller body ( 12 ) which rolls around said shaft; comprising a counterbody ( 10 ); wherein the press roller ( 8 ) and the counterbody ( 10 ) together are guidable in a linear manner relative to a sheet to be processed which lies between them to create the deformation of the sheet wherein the roller body ( 12 ) comprises a plurality of roller discs ( 14 to 23 ), which are adjacent to each other and together form a section of the roller body ( 12 ) which can be put against the sheet to be processed; can rotate around the shaft ( 11 ) independently of each other, the roller tool comprising a lubricating facility ( 46 ) for lubricating the roller body ( 12 ), wherein the lubricating facility ( 46 ) comprises a lubricant reservoir ( 38 ) which is housed in the shaft ( 11 , 25 ) of the roller body ( 12 ), the reservoir ( 38 ) communicates via at least one connection channel ( 42 to 44 ) with an outer surface ( 45 ) of the shaft ( 11 , 25 ).