Apparatus and method for variably knurling edges of web and prod

Stock material or miscellaneous articles – Structurally defined web or sheet – Edge feature

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Details

428141, 428156, 428212, 428906, 264 23, 264167, 264284, 264293, 425141, 4251742, 425299, 425365, B32B 2302, B28B 1700, B06B 102, B29C 4900

Patent

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053935896

ABSTRACT:
Webs are provided with edge knurls whose effective height varies along the length of the web in a predetermined manner.

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patent: 4247273 (1981-01-01), Pogrzeba et al.
patent: 4942000 (1990-07-01), Penoyer

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