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:
Feb. 10, 1981
Filed:
Feb. 25, 1980
Arvid H Saele, Dubuque, IA (US);
Deere & Company, Moline, IL (US);
Abstract
An air cleaning system for an internal combustion engine includes an air cleaner inlet duct projecting through the engine compartment hood and coupled to a precleaner having a contaminant collecting bowl located above the hood. An extractor tube has one end coupled to the bowl and extends downwardly within the duct from the bowl to a location below the hood where it exits the duct and extends beneath the hood and is coupled to an aspirator incorporated in an exhaust conduit forming part of an exhaust muffler projecting upwardly through the hood.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile