Patent ID: 11904596
Assignee: BOBST MEX SA
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 14:
15. A hot foil stamping press comprising:
a pressing system for pressing a foil onto a sheet;
a blow unit positioned to direct a stream of air between the sheet and the foil after the foil has been pressed onto the sheet;
a gripper bar between the blow unit and the pressing system for gripping and transporting the sheet; and
a flow guiding element, distinct from the gripper bar, the flow guiding element providing a surface between the blow unit and the pressing system that prevents air from entering a space between a body of the gripper bar and the pressing system, wherein the gripper bar has a body, and the flow guiding element is an extension of a surface of the body facing the stream of gas of the blow unit.