Patent ID: 11904371
Assignee: PRIMETALS TECHNOLOGIES AUSTRIA GMBH
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 5:
6. The coiling device as claimed in claim 1, further comprising: the coiling device comprises a flap extension and an extension drive, the flap extension can be positioned between a retracted and an extended position by means of the extension drive, when the coiling swing arm is lined up with the coiling mandrel and the upper duct flap is arranged between the coiling mandrel and the front pressure roller of the coiling swing arm, the flap extension in the extended position is arranged upstream of the upper duct flap, as seen in the feed direction (x), so as to adjoin the upper duct flap in the direction of the metal strip, and the flap extension in the retracted position has been driven away from the upper duct flap and the metal strip, such that the upper duct flap can be moved counter to the feed direction (x).