Web corrugating method and apparatus

Details Web corrugating method and apparatus Web corrugating method and apparatus

B - Operations, Transporting

31

F

18/1053

B31F 1/24 (2006.01) B31F 1/30 (2006.01)

Patent

CA 1321459

ABSTRACT A high speed corrugating machine and a method for corrugat- ing a web of material. The web is movably supported at two spaced points along the length thereof. These support points are moved toward one another to cause the web to fold therebetween while maintaining the support at these locations. The two support points are paddles, ech having an edge which extends transverse to the direction of move- ment of the web whereby to support the web. These two spaced paddles are moved initially at a first speed and are moved toward one another by slowing a forward paddle to a second slower speed while maintaining a faster speed on the other paddle.

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