Patent · US Expired

Breast box for a papermaking machine

US5795441A · kind A · utility

5Cited by

4References

9Claims

0Family size

Assignee

Voith Sulzer Papiermaschinen GmbH · DE

Inventors

Klaus Lehleiter · Steinheim, DE
Robert Trondle · Ravensburg, DE

Key dates

Filing date	Oct 17, 1995
Grant date	Aug 18, 1998
Priority date	—
Expiry date	Oct 17, 2015

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD21F1/08
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

Breast box for a papermaking machine. The breast box includes devices in order to add, across the width thereof, localized and dosed material dilution liquids, and located within the breast box is a guiding device having a plurality of channels located immediately downstream of the supply and distribution apparatus, with the guiding device including a multiplicity of inserts in which the channels are located and on whose outer surfaces hollow chambers are formed, wherein the hollow chambers can be filled with the material dilution liquid, the latter then flowing from these hollow chambers into open recesses in the distribution device, with the recesses being directed upstream to the suspension stream existing in the distribution apparatus during the operation thereof.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.