Channel-Threaded Net Structure for Adjustable Band Positioning
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Solution Overview
Problem
Commonly used nets have limited adjustability and flexibility, which restricts their ability to adapt to different shapes and sizes, and their adhesion strength is not optimized for efficient movement and stability.
Innovation Solution
A net design featuring longitudinal and transverse bands with intermittently adhered films forming channels, allowing for adjustable intersections and weaker adhesion at channels to enable flexible positioning and orientation of transverse bands, independent of the bands' elasticity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If commonly used nets are designed with fixed adhesion strength, then manufacturing is simple, but adjustability and flexibility are limited
Solution Approach 1:
The net is segmented into longitudinal bands and transverse bands with discrete intersection points. Each intersection is further segmented into adhered zones and non-adhered zones, allowing independent control of adhesion at different locations. This segmentation enables the net to adapt to different shapes and sizes while maintaining structural integrity through selective adhesion only at critical intersection points.
Solution Approach 2:
The adhesion properties are made non-uniform across the net structure. Specifically, the adhesion strength varies between adhered zones (where longitudinal and transverse bands are bonded) and non-adhered zones (where they remain separate). This local differentiation in adhesion quality allows the net to be flexible in some areas while maintaining stability at key intersection points, resolving the contradiction between adaptability and structural complexity.
2Stability of the object's composition
If adhesion strength is increased for stability, then structural integrity improves, but ease of movement and adjustability deteriorate
Solution Approach 1:
The adhesion system is designed to be dynamic rather than static. The net can transition between different adhesion states by selectively bonding or debonding at intersection points. This dynamic capability allows the structure to maintain integrity when needed (through adhesion) while enabling easy movement and reconfiguration when required (by releasing adhesion), thus resolving the contradiction between structural integrity and ease of movement.
Solution Approach 2:
The adhesion parameter is changed from a fixed value to a variable property that can be adjusted between different states (adhered vs. non-adhered). By controlling the adhesion strength parameter at different intersection points, the net can optimize between stability and movability depending on the specific operational requirements, eliminating the need to choose between structural integrity and ease of movement.
3Adaptability or versatility
If uniform adhesion is applied across all intersections, then manufacturing is straightforward, but adaptability to different configurations is reduced
Solution Approach 1:
The net is manufactured with pre-defined adhesion zones and non-adhered zones at intersection points before final assembly. This preliminary differentiation of adhesion properties allows the net to be easily manufactured using standardized processes while still achieving high adaptability, as the variable adhesion configuration is built-in during manufacturing rather than requiring complex post-processing or assembly adjustments.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The design provides a net with enhanced adjustability and stability, allowing it to conform to various shapes and sizes while maintaining structural integrity and ease of movement, suitable for packaging, display, and protective uses.
Implementation Method 1
each longitudinal band of the plurality of longitudinal bands includes two intermittently adhered films forming channels at discontinuities of adhesion between the films
Implementation Method 2
at least one channel of the channels includes a semi-adhered zone, a non-adhered zone, a friction zone or a combination thereof between the channel and the transverse bands
Data Source
AI summary
A net including a plurality of transverse bands, intersecting a plurality of longitudinal bands, the plurality of longitudinal bands each comprising two intermittently adhered films forming channels at discontinuities of adhesion between the films, and wherein at least one intersection of the longitudinal and transverse bands at least one transverse band is threaded through at least one of the channels of at least one longitudinal band.