Damping mechanism and display device

By using a damping mechanism with a solid-liquid variable medium and a solid-liquid switching module in the foldable display device, the free hovering of the folding angle is achieved, solving the problem that the existing technology cannot achieve angle hovering, and improving the user experience and product novelty.

CN116928267BActive Publication Date: 2026-05-26SHANGHAI TIANMA MICRO ELECTRONICS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHANGHAI TIANMA MICRO ELECTRONICS CO LTD
Filing Date
2023-07-31
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing foldable display devices cannot achieve free hovering at the current folding angle, resulting in a poor user experience.

Method used

By employing a solid-liquid variable medium and a solid-liquid switching module, the damping force and locking force of the damping mechanism are realized by controlling the state change of the medium, and the linkage rotating component enables free suspension at the folding angle.

Benefits of technology

It achieves controllable folding angle of foldable screen, improves user experience, has high product innovation, is suitable for a wide range of people and has a variety of applicable scenarios.

✦ Generated by Eureka AI based on patent content.

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    Figure CN116928267B_ABST
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Abstract

This invention relates to the field of electronic device technology, and discloses a damping mechanism and a display device. The damping mechanism includes a housing, a solid-liquid variable medium, a solid-liquid switching module, a first rotating member, and a second rotating member. The solid-liquid variable medium is disposed inside the housing, and its initial state is liquid. The solid-liquid switching module is disposed outside the housing, and the solid-liquid variable medium can switch from liquid to solid under the action of the solid-liquid switching module. The first rotating member is disposed inside the housing and within the solid-liquid variable medium. The second rotating member is disposed outside the housing, and the second rotating member and the first rotating member can rotate in conjunction. By switching the solid-liquid variable medium from liquid to solid through the solid-liquid switching module, the second rotating member can be freely suspended at its current folding angle, thereby achieving controllable folding angle of the foldable screen, meeting different folding angle needs of users, improving the user experience, and the product is novel, highly recognizable, suitable for a wide range of people, and applicable to a variety of scenarios.
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Citation Information

Patent Citations

  • Rotation shaft and electronic equipment

    CN104482035A

  • Magneto-rheological damping hinge and working method thereof

    CN104533932A