| 摘要 |
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/(m2c) 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 |
