Continuous in-line pleating apparatus and process

Details Continuous in-line pleating apparatus and process Continuous in-line pleating apparatus and process

2011-06-21

2011-06-21

Tawfik, Sameh H. (Department: 3721)

Manufacturing container or tube from paper; or other manufacturi

Bending

Corrugating

C493S373000, C493S471000

Reexamination Certificate

active

07963899

ABSTRACT:
A web pleating apparatus comprising a first series of converging elongate spaced protuberances and a second series of elongate spaced protuberances converging in the machine direction. The first series of protuberances and said second series of protuberances interleave in the Z-direction. The interleaved protuberances are capable of folding a pleatable web into a generally pleated pattern of machine direction pleats upon contact with said first and second series of protuberances.

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