The drainage device for a machine for producing a fibrous web is composed of at least one fibrous suspension

摘要

The present invention relates to a drainage device (1) for a machine (100) for producing a fibrous web (2), in particular a paper -, cardboard - or packaging paper web, of at least a fibrous stock suspension with a box-like and preferably from a vacuum source (4) which can be acted upon in the base body (3) and with a plurality of on one side, and preferably above - or located on the bottom, transversely to the machine direction (l) and extending spaced dewatering slats (5), the dewatering a preferably planar surface (5.f) forming.The dewatering device according to the invention (1) is characterized in that the at least one additional mass (m) is associated with the base body (3) to be resilient and / or in a swinging and / or is coupled in a floating manner.