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. 01, 2017
Filed:
Oct. 05, 2015
Applicant:
Bissell Homecare, Inc., Grand Rapids, MI (US);
Inventors:
Alan J. Krebs, Pierson, MI (US);
Joseph A. Fester, Ada, MI (US);
Assignee:
BISSELL Homecare, Inc., Grand Rapids, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 5/28 (2006.01); A47L 9/16 (2006.01); A47L 9/19 (2006.01); A47L 9/14 (2006.01); A47L 5/22 (2006.01);
U.S. Cl.
CPC ...
A47L 5/28 (2013.01); A47L 5/225 (2013.01); A47L 9/14 (2013.01); A47L 9/165 (2013.01); A47L 9/1691 (2013.01); A47L 9/19 (2013.01);
Abstract
A vacuum cleaner includes a dirt separating and collecting system. The dirt separating and collecting system can include an air-permeable filter material, and a helical inlet guide. Dirt entering the helical inlet guide within a working airstream is visible to the user through an at least partially transparent housing.