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:
Nov. 27, 2012
Filed:
Aug. 27, 2009
Thomas Donald Raether, St. Louis Park, MN (US);
Benny Kevin Nelson, Bloomington, MN (US);
Jared Lee Niccum, Lafayette, IN (US);
Thomas Donald Raether, St. Louis Park, MN (US);
Benny Kevin Nelson, Bloomington, MN (US);
Jared Lee Niccum, Lafayette, IN (US);
Donaldson Company, Inc., Minneapolis, MN (US);
Abstract
Air filter assemblies and components therefor are described. The air filter assembly typically includes an air filter cartridge. Air filter cartridges including a media pack comprising at least a first stack of single facer strips are described. In examples described, at least a portion of the first stack of single facer strips is arcuate. Air filter assemblies are characterized that are configured, for example, to advantageously use such air filter cartridges. Example air filter assemblies are described that include pulse jet air cleaning systems.