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. 24, 2010
Filed:
Mar. 04, 2009
Glennbruce S. Campbell, Memphis, TN (US);
Eugene Buican, Cordova, TN (US);
Glennbruce S. Campbell, Memphis, TN (US);
Eugene Buican, Cordova, TN (US);
Hunter Fan Company, Memphis, TN (US);
Abstract
An air purifier () is disclosed which includes a housing () having a top wall with a schedule indicator (). The housing top wall has a central recess (), an annular inner groove () positioned concentrically about the central well, and an annular outer groove () positioned concentrically about the inner groove. An annular plateau () is formed between the inner groove and the outer groove. A first reset ring () is positioned within the outer groove for rotational movement therein. The first reset ring includes two inwardly extending timing indicating tabs () and (). A second reset ring () is positioned within the inner groove for rotational movement therein. The second reset ring includes two outwardly extending timing indicating tabs or indicators () and (). A knob () coupled to a power switch () is positioned within the central well for rotational movement therein.