Disposable filter for a vacuum cleaner.

摘要

A vacuum cleaner disposable filter, preferably in the form of a closed container having an inlet for connection to the air discharge outlet of a vacuum cleaner, comprises an assembly of layers including an inner filter layer provided by a non-woven micro-fiber web formed of randomly entangled synthetic polymeric micro-fibers and highly porous outer support layers each preferably comprising spun-bonded non-woven webs on either side of the inner layer.