Dosing feeder for the breast box of papermaking machine
AssigneeVoith Sulzer Papiermaschinen GmbH
InventorsKlaus Lehleiter, Rudolf Munch
Life of this patent
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Abstract
Dosing feeder for the breast box of a papermaking machine. The metering device of this invention serves for the addition or the removal of fluids into or from the breast box of a papermaking machine and includes a chamber for the reception of fluids, with the chamber including a number of metering openings that are connected with the suspension-carrying parts of the breast box via throttling devices, whereby the fluid can be added or removed locally.
Claims27
In combination with a breast box of a papermaking machine, a metering device for regulating addition of fluids into the breast box, said metering device comprising:
- at least two spaced openings arranged laterally with respect to the breast box;
- each of said at least two openings being connected with at least one separate area of the breast box;
- said separate areas allowing separate portions of flow of paper pulp suspension during operation of the papermaking machine prior to introducing said paper pulp suspension to at least one turbulence generator;
- at least one chamber for enabling fluid flow and including a plurality of metering openings, said at least one chamber coupled to said separate areas via said spaced openings;
- and
- each of said plurality of metering openings being provided with an adjustable throttling device for throttling the fluid flow for the addition of fluids to said separate areas to enable controlled partial mixing with the separate portions of flow of paper pulp suspension.
Dependencies are inferred from the claim text.