Invention Grant
- Patent Title: Multi-link door hinge
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Application No.: US17401550Application Date: 2021-08-13
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Publication No.: US11781362B2Publication Date: 2023-10-10
- Inventor: June Young Lee
- Applicant: SEO WON KOREA CO., LTD
- Applicant Address: KR Gimhae-si
- Assignee: SEO WON KOREA CO., LTD
- Current Assignee: SEO WON KOREA CO., LTD
- Current Assignee Address: KR Gimhae-si
- Agency: Park & Associates IP Law Office
- Priority: KR 20200000645 2020.01.03
- Main IPC: E05F1/08
- IPC: E05F1/08 ; E05F3/20 ; E05D3/06 ; E05D11/10 ; E05F5/02

Abstract:
A multi-link door hinge is proposed. The multi-link door hinge includes: a main body frame provided in a main body of an apparatus having a door; a door frame provided on the door; a body frame rotatably connected to one side portion of the main body frame; an inner link and an outer link rotatably connecting the door frame to the body frame; a leaf spring link rotatably connecting the main body frame to the outer link; an upper cam coupled to a portion connecting the body frame to the inner link in a co-rotatable manner, provided between first and second side portions of a sidewall of the inner link, and securely coupled to the body frame; an upper elastic member having a first side portion provided inside the inner link and a second side portion rollably coupled to the upper cam and elastically supporting the door frame.
Public/Granted literature
- US20210372187A1 MULTI-LINK DOOR HINGE Public/Granted day:2021-12-02
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