Self-cleaning vacuum cleaner

A vacuum cleaner has a filter 53 which is vibrated by a device such as a motor 51 at a range of frequencies to dislodge accumulated dirt and dust and hence clean the filter. A control unit preferably causes the device 51 to successively sweep between different frequencies in an incremental, decremen...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Alexander Anthony Denny Bassett, Xiaolong Bian
Format:	Patent
Sprache:	eng
Schlagworte:	COFFEE MILLS DOMESTIC ARTICLES OR APPLIANCES DOMESTIC WASHING OR CLEANING FURNITURE HUMAN NECESSITIES PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION SPICE MILLS SUCTION CLEANERS IN GENERAL TRANSPORTING
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