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.

Date of Patent:
Sep. 12, 2017

Filed:

Aug. 13, 2015
Applicant:

Donaldson Company, Inc., Minneapolis, MN (US);

Inventors:

Gary Gillingham, Prior Lake, MN (US);

Fred Wahlquist, Bloomington, MN (US);

Thomas Olson, Prior Lake, MN (US);

Charles Jensen, Webster, MN (US);

Ervin Fuchs, Farmington, MN (US);

Eugene Wilson, Prior Lake, MN (US);

Robert Widerski, St. Paul, MN (US);

Assignee:

Donaldson Company, Inc., Minneapolis, MN (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2006.01); B01D 46/04 (2006.01); B01D 46/48 (2006.01); B01D 46/24 (2006.01);
U.S. Cl.
CPC ...
B01D 46/0068 (2013.01); B01D 46/2411 (2013.01); B01D 46/48 (2013.01);
Abstract

Pulse jet air cleaner systems, components and methods are described. The features relate to air cleaner housings that include a cartridge receiving section. Features described relate to a possible two-stage construction, a possible pulse jet accumulator section, pulse jet equipment for cleaning a filter cartridge positioned within the air cleaner; possible evacuation valve arrangements for projection of dust from the air cleaners; and other example features. Methods of assembly and use are also provided.


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