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:
Jan. 10, 2023
Filed:
Aug. 07, 2019
Applicant:
Caterpillar Inc., Deerfield, IL (US);
Inventors:
Philip C. Spengler, Washington, IL (US);
Jeffrey R. Ries, Metamora, IL (US);
Jon T. Immel, Chillicothe, IL (US);
Javier A. Rodríguez, Peoria, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/24 (2006.01); B01D 50/20 (2022.01); F02M 35/08 (2006.01); B01D 45/18 (2006.01);
U.S. Cl.
CPC ...
B01D 46/24 (2013.01); B01D 45/18 (2013.01); B01D 50/20 (2022.01); F02M 35/084 (2013.01);
Abstract
An air intake system may include an engine air cleaner having a dust valve. The intake system may be configured for arrangement on the engine. The dust valve may also be operable to open or close based on operating characteristics of the engine.