The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 17, 2008
Filed:
Aug. 05, 2004
Daniel Bone, Langley Moor, GB;
Daniel Bone, Langley Moor, GB;
Black & Decker Inc., Newark, DE (US);
Abstract
A self-cleaning vacuum cleaneris disclosed. The vacuum cleanercomprises a housinghaving an inletand an outletand a fan arranged within the housingfor causing air to flow through a coarse filter and a fine filter. A vibrator mechanism causes vibration of the fine filter, and the vacuum cleanerhas a working condition in which the fan causes air to flow from the inletto the outletand a self-cleaning condition in which the vibrator mechanism causes vibrations of the fine filter to cause particles to be released from the fine filter, and in which the housingis opened to enable at least some of the particles released from the fine filter to pass through the coarse filter and out of the housingand into a receptacle