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. 24, 2026
Filed:
Jul. 20, 2022
Lg Electronics Inc., Seoul, KR;
Younggyu Jung, Seoul, KR;
Hakkyu Choi, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A ventilation device includes a fan including a hub coupled to a rotating shaft, a plurality of blades disposed at the hub and disposed radially with respect to the rotating shaft, and a shroud connecting the plurality of blades. The ventilation device further includes a scroll guide configured to guide a cold air discharged from the fan in both directions, and first and second ducts extending from the scroll guide and extending along a rotation direction of the fan. In the first and second ducts, a length of a hub-side surface is greater than a length of a shroud-side surface.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile