REEL WEB TURN-UP DEVICE
Two water jets cut a paper web (26) as it is led over a winder drive roll (36). The water jets are angled with respect to the cut so the water used in the cutting action is entirely directed onto the portion of the web which is severed. An adhesive material, for example an automatically applied tape...
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | Two water jets cut a paper web (26) as it is led over a winder drive roll (36). The water jets are angled with respect to the cut so the water used in the cutting action is entirely directed onto the portion of the web which is severed. An adhesive material, for example an automatically applied tape (24), is introduced between the upper surface of the web (26) and a spool (28) for forming a new reel (32) of paper. The use of an adhesive causes the paper leader to engage with the spool (28), thus assuring a tight, uniform and consistent initiation of the web wrapped onto the new spool (28). An automatic tape applicator (22), similar to that used for taping cardboard boxes, may be used to insert a double-sided adhesive tape (24) onto the web (26) or into the nip (40) formed between the spool (28) and the winder drum (36). |
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