Deflection compensation roll

Details Deflection compensation roll Deflection compensation roll

2005-06-28

2011-12-13

Halpern, Mark (Department: 1741)

Paper making and fiber liberation

Apparatus

Running or indefinite length product forming and/or treating...

Reexamination Certificate

active

08075736

ABSTRACT:
Headbox for a paper machine which discharges paper raw material onto a wire as a raw material jet from a slice which is supplied with the paper raw material. The headbox includes an orientation correcting arrangement for correcting a pulp fiber orientation by supplying the paper raw material as a correction flow to a single location in either a central portion of the slice or a plurality of locations other than end portions thereof. The paper raw material is one of extracted from a taper header in which paper raw material for a main flow is stored and extracted from a correction-only taper header in which paper raw material for correcting the pulp fiber orientation is stored. This abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way.

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patent: 5833808 (1998-11-01), Shand et al.
patent: 6117272 (2000-09-01), Heinzmann
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patent: S62-191592 (1987-07-01), None
patent: H06-192989 (1994-07-01), None
patent: H11-1884 (1999-01-01), None

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