B - Operations – Transporting – 65 – H
Patent
B - Operations, Transporting
65
H
B65H 45/24 (2006.01)
Patent
CA 2049825
METHOD OF CONTROLLING BULK IN FOLDED WEBS ABSTRACT OF THE DISCLOSURE: A method of controlling stack back pressure in folding apparatus incorporating sensing the bulk of a stack issuing from folding rolls, forming a signal corresponding to the sensed bulk, comparing the signal with a predetermined signal range and changing the size of an embossing nip gap or pressure whenever the signal is outside of the range.
Buxton Gerry
Hertel James E.
Wierschke Larry
Finlayson & Singlehurst
Paper Converting Machine Company
LandOfFree
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