The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 27, 2006

Filed:

Sep. 10, 2003
Applicants:

Johann Moser, Heidenheim, DE;

Volker Schmidt-rohr, Heidenheim, DE;

Inventors:

Johann Moser, Heidenheim, DE;

Volker Schmidt-Rohr, Heidenheim, DE;

Assignee:

Voith Paper Patent GmbH, Heindenheim, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to a twin wire former in a machine for the production of a fiber web, especially a paper or cardboard web from at least one fiber stock suspension, including a vertical twin wire segment having two wires running over a peripheral area of a turning element, especially a guide roll whose surface is preferably not equipped with suction and is smooth or substantially smooth; and in that at least one separation element, such as a transfer suction box is provided indirectly or immediately following the guide roll that separates the top wire from the bottom wire on which the fibrous web is supported.


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