Patent ID: 8056453

Claim:
A lathe comprising a fast tool servo and a machine frame, wherein said fast tool servo comprises a drive housing, a moving coil drive which is surrounded by said drive housing, a carriage housing, a carriage which is adapted for linear reciprocating movements and is guided in said carriage housing by bearing elements stationary in relation to said carriage housing, said carriage having an outer end which carries one of a holder for a tool and a workpiece, and further having an inner end which is actively connected with said moving coil drive, wherein said carriage has a cross-section of a T-profile with a profile web and a profile flange which are arranged perpendicular to each other, said profile web having opposite web faces that are plane and parallel to each other, and said profile flange having opposite flange faces that are plane and parallel to each other, and wherein said bearing elements are arranged in pairs on both sides of said profile web, facing said web faces, and on both sides of said profile flange, facing said flange faces.