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:
Dec. 28, 2021
Filed:
Nov. 08, 2018
Applicant:
Tti (Macao Commercial Offshore) Limited, Macau, MO;
Inventors:
Robert McRorie, Huntersville, NC (US);
Douglas Rukavina, Concord, NC (US);
Assignee:
Techtronic Floor Care Technology Limited, Tortola, VG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 5/30 (2006.01); A47L 9/10 (2006.01); A47L 9/04 (2006.01); A47L 11/40 (2006.01); A46B 13/00 (2006.01); A46B 7/10 (2006.01); A47L 11/34 (2006.01);
U.S. Cl.
CPC ...
A47L 5/30 (2013.01); A46B 7/10 (2013.01); A46B 13/001 (2013.01); A46B 13/003 (2013.01); A47L 9/0477 (2013.01); A47L 9/102 (2013.01); A47L 11/34 (2013.01); A47L 11/4041 (2013.01);
Abstract
A surface cleaning apparatus comprises a brushroll that rotates about an axis. The brushroll defines a cylindrical portion and the axis extends centrally through the cylindrical portion. The brushroll also includes a rib that extends in a direction away from the axis. The rib includes a face extending along a line that is collinear with a secant through the cylindrical portion. A brush member extends from the face.