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US 4,381,219 AGranted
Headbox arrangement for a papermaking machine
AssigneeEscher Wyss Limited
InventorsAlfred Bubik, Werner Seider, Josef Hefter
Life of this patent
Estimating the term…
Abstract
A headbox arrangement for a papermaking machine contains a plurality of headboxes forming a group, these headboxes being arranged either essentially in parallelism with regard to one another or in fan-like or spread apart configuration. Between each two neighboring headboxes there is located a flexible divider, particularly in the form of a foil member, which extends past the outlet gap or slice of the headboxes.
Claims9
A headbox arrangement for a papermaking machine for forming multi-ply paper webs upon a moved water impervious web forming member, comprising:
- at least two independent headboxes forming a group;
- each of said headboxes being provided with stock infeed means for a stock suspension, stock guide means, a nozzle channel and an outlet slice located at an end of said nozzle channel;
- a flexible divider member located between each two neighboring headboxes;
- and
- said flexible divider member extending past the outlet slice of a neighboring headbox.
2 more elements
Dependencies are inferred from the claim text.