Adjustable capacity cube backpack

By incorporating adjustable capacity connecting parts and adjustment components into the 3D backpack, the inconvenience caused by the fixed capacity of the backpack is solved, enabling flexible capacity adjustment and stable connection, thus improving the user experience.

CN224330580UActive Publication Date: 2026-06-09SHANGHAI NEOENT INDAL
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI NEOENT INDAL
Filing Date
2025-05-22
Publication Date
2026-06-09

AI Technical Summary

Technical Problem

The capacity of 3D backpacks on the market is usually fixed, which cannot meet the expansion needs of users when carrying more items, resulting in inconvenience.

Method used

Design an adjustable capacity three-dimensional backpack. By providing a first connecting part at the free end of the flap and multiple second connecting parts on the backpack body, the first connecting part can selectively connect with any of the second connecting parts. Combined with adjustment components such as elastic elements, adjustment buckles and magnetic adsorption elements, the capacity can be flexibly adjusted and stably connected.

Benefits of technology

It enables quick and convenient adjustment of the capacity of the 3D backpack, meets the needs of various usage scenarios, and improves user experience and connection stability.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224330580U_ABST
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Abstract

This utility model discloses an adjustable-capacity 3D backpack, comprising: a backpack body and a flap. The backpack body has a receiving cavity, and the flap is disposed at the opening of the backpack body and can be flipped relative to the backpack body to open or close the receiving cavity. The free end of the flap has a first connecting portion, and the surface of the backpack body in contact with the flap has multiple second connecting portions arranged sequentially along the vertical direction of the backpack body. The first connecting portion can selectively engage with any of the second connecting portions to expand or reduce the capacity of the receiving cavity. This utility model's technical solution facilitates quick and convenient flexible adjustment of the 3D backpack's capacity while ensuring connection stability, thus improving the user experience.
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