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:
Oct. 02, 1990
Filed:
May. 19, 1989
Applicant:
Inventors:
Kurt Werner, St. Joseph Township, Berrien County, MI (US);
Leo G Krieger, Bainbridge Township, Berrien County, MI (US);
Wilbur C Bewley, Lexington, KY (US);
Ennis L Tillman, Danville, KY (US);
Assignee:
Whirlpool Corporation, Benton Harbor, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55312 ; 15352 ; 55432 ; 55473 ;
Abstract
A dirt receptacle for a vacuum cleaner includes a rigid body for collecting dirt. The body includes an aperture formed in an upper surface thereof through which dirt may flow. One or more apertures are further formed in the sidewall of the rigid body with a filter disposed in each of the apertures through which air may be exhausted from the dirt receptacle. The rigid body further includes one or more air inlet valves that allow air to enter the dirt receptacle for automatic clean out thereof.