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.

Date of Patent:
Sep. 17, 2013

Filed:

Mar. 19, 2010
Applicants:

Eric E. Muhlenkamp, Lexington, KY (US);

Joe M. Reynolds, Richmond, KY (US);

Jeffrey T. Roney, Stanford, KY (US);

Inventors:

Eric E. Muhlenkamp, Lexington, KY (US);

Joe M. Reynolds, Richmond, KY (US);

Jeffrey T. Roney, Stanford, KY (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/10 (2006.01); A47L 9/20 (2006.01); B01D 45/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A floor cleaning apparatus includes a housing having a nozzle assembly and a canister assembly. The nozzle assembly includes a suction inlet. Both a suction generator and a dirt collection assembly are carried on the housing. The dirt collection assembly includes a dirt cup, a shroud concentrically received within the dirt collection chamber defined by the dirt cup and at least one rib projecting from the shroud toward the bottom wall of the dirt cup. The rib is positioned so as to reduce air turbulence in the dirt collection chamber between an airflow guide on the shroud and the bottom wall of the dirt cup.


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