On-the-Fly Backpack Compression With Cinch Lines for Load Stability
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Solution Overview
Problem
Backpacks often require users to take them off to adjust size, shape, and center of gravity due to changes in stowed objects, which is cumbersome, especially in challenging terrains or when speed is crucial.
Innovation Solution
An on-the-fly compression system using cinch lines and locks that allow for independent front-to-back and side-to-side adjustments without removing the backpack, enabling secure stowage and access to gear.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the backpack is designed with fixed size and shape, then the structure is simple and reliable, but the user cannot adjust the size and shape to accommodate different stowed objects
Solution Approach 1:
The backpack incorporates dynamic compression elements including adjustable cinch lines with locks, corrugated compression panels, and elastic recovery panels that allow the bag to change its shape and volume dynamically. These elements enable users to adjust the backpack's configuration to accommodate different gear arrangements while maintaining structural integrity through the elastic recovery properties of the panels.
2Ease of operation
If the user takes off the backpack to adjust size and shape, then the adjustment can be made easily, but the user loses time and convenience during activities
Solution Approach 1:
The compression system is designed to be self-adjusting through user-friendly mechanisms. The cinch lines with integrated locks allow users to tighten or loosen the backpack body without removing it, and the elastic recovery panels automatically return to their original configuration when the compression force is released, eliminating the need for complex manual adjustment procedures.
3Ease of operation
If the backpack body is compressed to maintain center of gravity, then user comfort is improved, but the adjustment process becomes more complex
Solution Approach 1:
The compression system is divided into independent segments including front-to-back compression via cinch lines, side-to-side compression via additional cinch lines, and vertical compression via corrugated panels. Each segment can be adjusted independently through its own locking mechanism, allowing users to optimize the backpack's configuration for their specific needs without having to adjust the entire structure at once.
Data Source
AI summary
Embodiments herein relate to a backpack with a system of one or more locks and cinch lines to provide compression and/or expansion functions, gear stowage, and/or gear access without having to take the backpack off. The compression system allows the user to perform side-to-side and/or front-to-back compression of the backpack by adjusting a tension provided by the cinch lines. The cinch lines and their associated locks, such as friction-type locks, may be accessible at an external location of the backpack, such as near the top or bottom of the backpack, on a hip belt or shoulder strap, to allow for adjustments without interrupting the user's activity. The adjustments can improve comfort and safety by adjusting the center of gravity, reducing movement of the backpack, and stowing objects more securely.