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. 21, 2025
Filed:
Dec. 19, 2023
Applicant:
Seo Won Korea Co., Ltd, Gimhae-si, KR;
Inventors:
Assignee:
SEO WON KOREA CO., LTD., , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05F 1/08 (2006.01); E05F 1/12 (2006.01); E05F 1/14 (2006.01); E05F 3/04 (2006.01);
U.S. Cl.
CPC ...
E05F 1/14 (2013.01); E05F 1/1253 (2013.01); E05F 3/04 (2013.01); E05Y 2201/10 (2013.01); E05Y 2201/256 (2013.01); E05Y 2201/264 (2013.01); E05Y 2201/624 (2013.01); E05Y 2201/638 (2013.01); E05Y 2201/686 (2013.01);
Abstract
Proposed is a door hinge that includes an arm installed on a door, a housing installed in a main body of a mechanism provided with a door and connected to the arm by a hinge shaft, a damper casing connected to the arm inside the housing by the hinge shaft and having one surface supported by a support portion of the housing, a pair of main links connected to the arm inside the housing by a link shaft to linearly move, a main spring assembly including a spring lever and a main spring inserted into the spring lever, and a damper provided inside the damper casing and moving along the periphery of the arm.