Patent ID: 11945242
Assignee: BOBST MEX SA
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 17:
18. A printing machine, especially a label printing machine and a machine for printing flexible packaging, for printing on a substrate having a form of a web, the printing machine comprising:
a web entry unit for receiving the web on which a printing process is to be performed,
a web exit unit for dispensing the web after the printing process, and
first, second, and third printing unit configured for applying an ink of first, second, and third colors respectively on the web, wherein two web paths are provided between the web entry unit and the web exit unit, each of the two web paths passing by the first, second, and third printing units in a same traveling direction, and
wherein a first web path of the two web paths passes the first printing unit after passing the second and third printing units in a sequence, and a second web path of the two web paths passes the first printing unit before passing the second and third printing units in the same sequence.