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US 5,190,606 AGranted
Method for producing raised leg cuff for diapers including two folding boards
AssigneePaper Converting Machine Company
InventorsJohn R. Merkatoris, William Van Ryzin
Life of this patent
Estimating the term…
Abstract
A method and apparatus for producing raised leg cuffs for diapers in which an elastic band is oriented in a straight line direction so as to be adhesively encapsulated between the fold portions of a diaper web while the same is passing through a folding board.
Claims9
A method of forming a raised leg cuff for a diaper comprising:
- advancing first and second webs along a longitudinal path extending from unwind means toward first and second folding boards, respectively,
- applying a longitudinally extending strip of adhesive to each of said webs,
- applying a tensioned continuous elastic web to each of said webs in contact with said adhesive strip thereof,
- introducing the first and second webs equipped with said adhesive strips and elastic bands respectively into said first and second boards to roll a longitudinally extending fold in each web having confronting fold portions for encapsulating said elastic band within said adhesive strip, and to provide a longitudinally extending portion transversely spaced from said fold,
- advancing a third web along said path and adhering said portions of said first and second folded webs to said third web in transversely spaced relation to provide a diaper web having a pair of raised leg cuffs without additional folding or unfolding of any of said webs.
2 more elements
Dependencies are inferred from the claim text.