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:
Aug. 19, 2014
Filed:
May. 11, 2012
John Scott Sutton, Malmesbury, GB;
Alexander Gareth Wolstenholme, Malmesbury, GB;
John Scott Sutton, Malmesbury, GB;
Alexander Gareth Wolstenholme, Malmesbury, GB;
Dyson Technology Limited, Malmesbury, Wiltshire, GB;
Abstract
A surface treating appliance includes a first cyclonic separating unit including at least one first cyclone, a second cyclonic separating unit including a plurality of second cyclones arranged in parallel about an axis, and a third cyclonic separating unit including a plurality of third cyclones arranged in parallel about the axis. Each of the second cyclones and the third cyclones has a tapering body with an outside wall. The plurality of third cyclones is divided into at least a first set of third cyclones and a second set of third cyclones, each of the plurality of second cyclones and the first set of third cyclones being arranged about the second set of third cyclones. At least a part of the outside wall of each of the plurality of second cyclones and each of the first set of third cyclones forms part of the external surface of the surface treating appliance.