Patent ID: 11969989
Assignee: BOBST BIELEFELD GMBH
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 18:
19. A printing machine comprising:
a doctor blade;
a drive system including a first pneumatic cylinder;
a mechanical locking element including a second pneumatic cylinder; and
one or more controllers configured to:
control the first pneumatic cylinder of the drive system to move the doctor blade in a first direction toward a printing cylinder and a second direction opposite to the first direction, the second direction being a direction away from the printing cylinder, and
control the second pneumatic cylinder of the mechanical locking element to (i) lock the drive system to restrict a movement of the drive system in the first direction and the second direction, and (ii) unlock the drive system to allow the movement of the drive system in the first direction and the second direction.