Method and apparatus for folding a web
AssigneeKimberly-Clark Worldwide, Inc.
InventorsKyle Solomon Allen, David Arthur Trefethren
Life of this patent
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Abstract
A web has a series of cut outs that define bridging portions therebetween. A method for folding the web includes providing the web to a first conveyor, folding the web about a folding wheel to define a folded edge that extends through the series of cut outs, transferring the web to a second conveyor having an included angle of 15 to 40 degrees in relation to the first conveyor, folding the web about a folding bar to maintain the folded edge, and spanning at least one cut out with the folding bar and contemporaneously contacting at least two bridge portions with the folding bar to maintain the folded edge of the web about the folding bar as the web passes the folding wheel edge.
Claims5
An apparatus for folding a web, comprising:
- a first conveyor,
- a second conveyor in close proximity to the first conveyor, wherein the first and second conveyors define an included angle of 15 to 40 degrees,
- a folding wheel aligned in close proximity to both the first and second conveyors, and a folding bar extending above and generally parallel with the second conveyor.
Dependencies are inferred from the claim text.