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. 13, 2019
Filed:
Jul. 18, 2014
Donaldson Company, Inc., Minneapolis, MN (US);
Rakesh Yadav, New Market, MN (US);
Suresh Bommineni, Shakopee, MN (US);
Benny K. Nelson, Bloomington, MN (US);
Daniel E. Adamek, Bloomington, MN (US);
Donaldson Company, Inc., Minneapolis, MN (US);
Abstract
A filter element is provided according to the present invention. The filter element includes: (a) a media pack arrangement having first and second opposite ends, said media pack arrangement comprising: (i) an inner liner defining a safety central open volume; (ii) a multilayer laminate media construction circumscribing the inner liner and having a first end and a second end, wherein the multilayer laminate media construction comprises: (A) a filtration media layer arranged in a waved configuration, wherein the filtration media layer has a first side and a second side; (B) a first fibrous support layer adjacent the first side of the filtration media layer arranged in the waved configuration; (b) a first end cap at the first end of the media pack arrangement; said first end cap having a central aperture in flow communication with said safety central open volume; and (c) a second end cap at the second end of the media pack arrangement; said second end cap being a closed end cap. An air cleaner is provided, and a media pack is provided.