Dump truck cover assembly and dump bed equipped therewith

The cover assembly for dump trucks ensures automated, tight sealing and filtration, addressing leakage and contamination issues, enhancing safety and efficiency during transport.

WO2026117112A1PCT designated stage Publication Date: 2026-06-04SONG YONG MAN

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
SONG YONG MAN
Filing Date
2025-05-22
Publication Date
2026-06-04

AI Technical Summary

Technical Problem

Conventional dump truck cargo boxes face issues with incomplete sealing during transport, leading to cargo leakage and contamination, and require manual operation for cover opening and closing, posing safety risks and limitations for transporting sensitive materials.

Method used

A cover assembly with a pair of arc-shaped rail sections, a moving section, fixed section, and a cover section, utilizing rail wires and air tubes for automated sealing and opening, along with a filtration system to prevent leakage and contamination.

Benefits of technology

The cover assembly provides automated, tight sealing without human intervention, preventing cargo leakage and contamination, protecting cargo from external impacts, and enabling space-efficient operation at loading/unloading sites.

✦ Generated by Eureka AI based on patent content.

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    Figure KR2025095346_04062026_PF_FP_ABST
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Abstract

According to an embodiment of the present invention, a dump truck cover assembly may comprise: a pair of rail units provided in an arc shape at the upper ends of the front end and rear end of a dump truck dump bed, respectively; a moving unit having multiple rail moving members which are connected by rail wires in respective inner spaces of the pair of rail units, and which are mounted to be movable along rail paths formed in the inner spaces; a fixed unit having multiple fixed members which are coupled to the rail moving members so as to face the inside of the dump bed, respectively, and which are connected to each other by connecting wires; and a cover unit coupled to the multiple fixed members such that, when the moving unit operates with regard to the pair of rail units, the cover unit is unfolded or folded, thereby covering or exposing the upper portion of the dump bed.
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