Patent ID: 7896329

Claim:
A sheet punching and embossing machine comprising: a revolving gripper car including a gripper attached thereto, the gripper being arranged to grasp a sheet in a gripping margin thereof and move the sheet through the machine; a punching station arranged to separate the gripping margin from the sheet; a tear-off station arranged to tear off and discard punched scraps from the sheet; a delivery station arranged to further separate the gripping margin from the sheet; and an ejection station arranged to eject and discard the gripping margin from the gripper; wherein the ejection station includes at least one blower which directs a current of air at the gripping margin; both the gripping margin and the punched scraps are removed from the sheet and discarded; the at least one blower includes a plurality of blowers arranged next to one another across substantially an entire width of the ejection station so as to define a blower strip; and the plurality of blowers are speed-regulated blowers whose speed is regulated as a function of the shape and size of the gripping margin and the paper weight.