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:
Mar. 18, 2008
Filed:
Oct. 16, 2003
Michael J. Shanor, Nicholasville, KY (US);
Michael J. Shanor, Nicholasville, KY (US);
Panasonic Corporation of North America, Secaucus, NJ (US);
Abstract
A vacuum cleaner is provided including a housing, a nozzle inlet, a suction generator carried on the housing and a dirt cup carried on the housing. The dirt cup includes a bottom wall, a sidewall, a dirt collection chamber, an air inlet to the dirt collection chamber in the bottom wall and an air outlet from the dirt collection chamber. A method of directing an airstream in a dirt cup is also provided. That method includes directing the airstream upwardly through the dirt cup in an air inlet conduit, discharging the airstream from the air inlet conduit into the dirt cup in a substantially hemihorn torus shape and exhausting the airstream from the dirt cup.