FILTER BAG FOR VACUUM CLEANER Russian patent published in 2012 - IPC A47L9/00 

Abstract RU 2457770 C2

FIELD: personal use articles.

SUBSTANCE: invention relates to a filter bag for a vacuum cleaner. The filter bag for a vacuum cleaner, which filter means includes a first layer of mesh, a perforated sheet or a perforated non-woven material with air permeability of at least 10000 L/(m2·c) and the first fibrous layer, consisting of artificial and/or of vegetable fibers, which is connected to one side of the first layer, and the mesh is an extruded mesh or a woven mesh.

EFFECT: increased mechanical strength of the filter bag.

24 cl, 3 dwg

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RU 2 457 770 C2

Authors

Shul'Tink Jan

Zauehr Ral'F

Dates

2012-08-10Published

2008-07-03Filed