Use of open-cell foams in vacuum cleaners

Details Use of open-cell foams in vacuum cleaners Use of open-cell foams in vacuum cleaners

A - Human Necessities

47

L

A47L 9/10 (2006.01) A47L 9/12 (2006.01)

Patent

CA 2666467

The use of shaped bodies with length, width and height dimensions each in the range from 1 mm to 3 cm as dust binders in vacuum cleaners, wherein the shaped body/bodies is or are produced from chemically untreated open-cell foam with a density in the range from 5 to 500 kg/m3 and a mean pore diameter in the range from 1 µm to 1 mm.

L'invention concerne l'utilisation de corps moulés dont les dimensions (longueur, largeur et hauteur) sont toutes situées dans la plage de 1 mm à 3 cm comme moyen de retenue de poussières dans les aspirateurs. Le ou les corps moulés sont fabriqués en mousse à cellules ouvertes non traitée chimiquement, d'une masse spécifique comprise dans la plage de 5 à 500 kg/m3 et dont le diamètre moyen des pores est compris dans la plage de 1 µm à 1 mm.

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