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. 13, 2026
Filed:
Apr. 26, 2023
Caterpillar Inc., Peoria, IL (US);
Philip C. Spengler, Washington, IL (US);
Timothy S. Finn, Morton, IL (US);
Stephen Ellis Oedewaldt, Mapleton, IL (US);
Caterpillar Inc., Peoria, IL (US);
Abstract
A pre-cleaner may include a plurality of spin tubes arranged side-by-side to form a row. Each spin tube may include a longitudinal axis, an inlet at a first end, and an outlet at a second end. The pre-cleaner may also include a manifold enveloping the outlets of the plurality of spin tubes and configured to receive and direct dust away from the outlets. The manifold may include a cover portion extending along and adjacent the row of spin tubes at a position along the longitudinal axis that is between the respective outlets and first ends of the spin tubes. The manifold may also include a trough extending along the row of spin tubes and defining a collection area that is arranged at a position along the longitudinal axis that is beyond the second ends of the spin tubes. A method of dust removal is also described.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile