Corrugating machine

Details Corrugating machine Corrugating machine

2011-04-12

2011-04-12

Wyrozebski, Kat (Department: 1746)

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With testing, measuring, and/or indicating means

C156S064000, C156S202000, C156S205000, C156S206000, C156S350000, C156S351000, C156S379000

Reexamination Certificate

active

07921892

ABSTRACT:
The invention relates to a machine for the manufacture of a web of corrugated board which is conveyed in a working direction and comprises at least one smooth liner and at least one corrugated medium that has corrugation tips and corrugation troughs, the corrugated medium being applied by adhesion to the at least one liner at least in the vicinity of the corrugation troughs, wherein a quality assessment device for assessment of the quality of the adhesive bond between the at least one liner and the at least one corrugated medium is provided, which comprises at least one ultrasonic transmitter that is disposed on one side of the web of corrugated board and at least one ultrasonic receiver that is disposed on the opposite side of the web of corrugated board and is allocated to the at least one ultrasonic transmitter; and a control anti evaluation unit which, in a manner for data transmission, is connected to the at least one ultrasonic receiver for evaluation of the signal of the ultrasonic receiver.

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Search Report for priority DE case from which this case claims priority.
EU Serach report for sister EU case EP 0601 0231.

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