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:
Jul. 28, 2015
Filed:
Apr. 12, 2011
Applicant:
Robert Lawrence Tweedie, Malmesbury, GB;
Inventor:
Robert Lawrence Tweedie, Malmesbury, GB;
Assignee:
Dyson Technology Limited, Malmesbury, Wiltshire, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/10 (2006.01); A47L 7/04 (2006.01); A47L 9/28 (2006.01); B03C 3/017 (2006.01); B03C 3/28 (2006.01); H02N 1/08 (2006.01);
U.S. Cl.
CPC ...
A47L 9/102 (2013.01); A47L 7/04 (2013.01); A47L 9/10 (2013.01); A47L 9/2868 (2013.01); B03C 3/017 (2013.01); B03C 3/28 (2013.01); H02N 1/08 (2013.01);
Abstract
A surface treating appliance including an electrical influence machine comprising a first non electrically conductive support structure spaced from a second non electrically conductive support structure, at least one of the support structures being arranged to move with respect to the other support structure, and at least two charge collecting points, and further comprising an air turbine for rotating at least one of the support structures.