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:
Oct. 13, 2026
Filed:
Mar. 24, 2024
Hanon Systems, Daejeon, KR;
Christoph Capellmann, Würselen, DE;
Harald Jung, Bornheim, DE;
Nitin Ramesh Chincholkar, Kerpen, DE;
HANON SYSTEMS, Daejeon, KR;
Abstract
A device for reducing the noise of motor vehicle air conditioning units, having at least one air flow limiting element which projects laterally on an outer circumference of an axial air inlet opening vertically out of an air inlet opening plane and has a surface which limits or blocks a flow path next to the axial air inlet opening, at least two plate-shaped air guiding elements, which are arranged on an inside of a recirculation air flap in mutually spaced parallel planes at right angles to an axis of rotation of the recirculation air flap, and an air flow guiding element which is arranged on a fan tongue and extends radially from the fan tongue at a distance from a fan wheel into a spiral flow channel.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile