Patent ID: 7146908

Claim:
A shaftless web-fed rotary offset printing machine comprising: printing units having at least one form cylinder and one transfer cylinder ( 1 . 1 to 1 . 5 ; 2 . 1 to 2 . 5 ); and at least one folder unit ( 25 ); and wherein, for each printing unit during operation of the printing machine, at least one of said form and transfer cylinders ( 1 . 1 to 1 . 5 ; 2 . 1 to 2 . 5 ) has a drive connection to a first separate electric motor; said at least one cylinder ( 1 . 1 to 1 . 5 ; 2 . 1 to 2 . 5 ) having one selected from the group consisting of no mechanical drive connection to a further one of said cylinders ( 1 . 1 to 1 . 5 ; 2 . 1 to 2 . 5 ) when said further cylinder is driven directly or indirectly by a further separate electric motor, and a mechanical drive connection to one of said further cylinders( 1 . 1 to 1 . 5 ; 2 . 1 to 2 . 5 ) when said further cylinder is not-driven by a separate electric motor; said printing machine further comprising a motor control system ( 41 , 52 , 56 , 66 , 73 ) for said at least one electric motor for adjusting a printing group ( 3 , 4 , 12 , 13 , 14 , 24 , 25 , 46 , 47 , 58 to 61 , 67 , 68 ) and for presetting said printing units for adaptation to a different web path, said motor control system having an input side; a computing and memory unit ( 45 , 52 , 57 , 65 , 74 ) for storing a plurality of cylinder positions connected to said input side of said motor control system; and said folder unit comprising a folding mechanism ( 26 , 27 , 27 . 1 ) having a folding cylinder ( 146 , 148 , 145 ) and a second separate electric motor (M) and whereby said folding cylinder ( 146 , 148 , 145 ) of said folding mechanism ( 26 , 27 , 27 . 1 ) is directly or indirectly driven by said second separate electric motor (M).