Door Hinge Height Adjustment Device

The door hinge height adjustment device simplifies installation and adjustment on uneven floors by using a base portion, spacer, and fine adjustment mechanism, reducing installation time and costs while enabling non-professional use.

KR102992650B1Active Publication Date: 2026-07-21HYUNDAI BEST METAL
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Patent Information

Authority / Receiving Office
KR · KR
Patent Type
Patents
Current Assignee / Owner
HYUNDAI BEST METAL
Filing Date
2024-12-03
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Conventional hydraulic door hinges require complex installation processes due to the need for excavating and embedding in uneven floors, leading to increased time and manpower requirements, and difficulty in adjusting height differences between doors.

Method used

A door hinge height adjustment device with a base portion, spacer, and fine adjustment mechanism that allows height adjustment without separating the base from the floor, enabling easy alignment and uniform installation even on uneven surfaces.

Benefits of technology

Facilitates easy, cost-effective, and time-efficient installation and adjustment of door hinges on uneven floors, reducing the need for floor leveling and allowing non-professionals to perform height adjustments.

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  • Figure 112024133951709-PAT00004_ABST
    Figure 112024133951709-PAT00004_ABST
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Abstract

The present invention relates to a door hinge height adjustment device, and more specifically, to a door hinge height adjustment device comprising: a base portion disposed between a floor surface and a door to fix the door hinge; a spacer interposed between the base portion and the floor surface and configured to be coupled with the base portion; and a fine adjustment portion coupled to the base portion and the spacer while the spacer is interposed between the base portion and the floor surface, wherein the base portion is lifted while the door hinge is installed to enable the spacer to be coupled to the bottom surface of the base portion, thereby allowing the height of the door to be adjusted without separating or dismantling the base portion from the floor surface, and even if the floor surface is uneven or sloped, additional horizontal adjustment of the door is possible through the operation of the fine adjustment portion coupled to the base portion and the spacer, thereby enabling uniform and stable installation of the door and reducing the cost and time required in the construction process necessary for height adjustment.
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