Sealing elements in a twin-wire paper machine

Details Sealing elements in a twin-wire paper machine Sealing elements in a twin-wire paper machine

D - Textiles, Paper

21

F

D21F 1/00 (2006.01)

Patent

CA 2664967

The present invention relates to a twin-wire press (50) for dewatering of a fibre suspension, comprising an endless lower wire (1.0) and an endless upper wire (12), an upper wire guiding member (20), a lower wire guiding member (18), such that a tapering dewatering space (6) is formed between the upper and lower wire guiding members, and sealing members (54) extending from an inlet box (8). The sealing members (54) in the twin-wire press comprises an upper and lower substantially form-stable sealing element (54', 54''), respectively, that in the tapering space (21) between the upper and lower wire guiding members (18, 20) is sealingly arranged against the upper and lower wire (10, 12), respectively.

La présente invention concerne une machine double toile (50), destinée à extraire l'eau présente dans une suspension de fibres, qui comprend : une toile inférieure sans fin (1.0) et une toile supérieure sans fin (12); un élément guide de toile supérieur (20) et un élément guide de toile inférieur (18) qui définissent entre eux un espace d'essorage conique (6); et des éléments d'étanchéité (54) s'étendant depuis une boîte d'entrée (8). Les éléments d'étanchéité (54) présents dans la machine double toile comprennent respectivement un élément d'étanchéité supérieur et inférieur (54', 54'') de forme sensiblement stable qui sont installés de manière étanche contre les toiles supérieure et inférieure (10, 12), respectivement, dans l'espace conique (21) entre les éléments guide de toile supérieur et inférieur (18, 20).

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