Reusable Zip Strap Tether With Staggered Slits
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Solution Overview
Problem
Traditional zip ties are single-use and fixed-length, making them inconvenient for applications requiring adjustable and reusable solutions.
Innovation Solution
A zip strap tether system with multiple teeth and staggered slits along the strap, allowing for self-engagement, reusability, and adjustability, featuring a strap with teeth on both edges and slits for secure cinching.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional zip ties are used, then they provide simple single-use securing, but they cannot be reused and are fixed in length
Solution Approach 1:
The strap is segmented into multiple sections with staggered slits distributed along its length, allowing the single strap to function as multiple discrete fastening points. This segmentation enables the strap to be used repeatedly by repositioning the end through different slits, resolving the contradiction between simplicity and reusability.
Solution Approach 2:
The strap transitions from a static fixed-length design to a dynamic adjustable system where the effective length can be changed by inserting the end through different slits. This dynamic capability allows the same strap to adapt to various bundle sizes and be reused multiple times, addressing both reusability and adjustability needs.
2Adaptability or versatility
If zip ties are made reusable with multiple engagement points, then adaptability improves, but device complexity increases
Solution Approach 1:
Multiple engagement points (slits) are merged into a single continuous strap rather than using separate fastening components. This integration maintains structural simplicity while providing reusability, as the slits are simply openings in the same strap material rather than additional parts.
Solution Approach 2:
The solution uses a flexible strap with cut-out slits rather than rigid mechanical fasteners. This approach maintains simplicity by using a thin, flexible material that can be repeatedly engaged and disengaged without complex mechanisms, resolving the contradiction between reusability and structural complexity.
3Ease of operation
If the strap has teeth on both edges for self-engagement, then ease of operation improves, but manufacturing complexity increases
Solution Approach 1:
The strap edge is segmented into multiple teeth rather than being smooth or having a single engagement point. This segmentation provides multiple self-engagement points along the strap edge, enabling easy self-engagement operation while the teeth can be manufactured using standard cutting or molding processes.
Solution Approach 2:
The teeth on opposing edges of the strap are designed with asymmetric profiles that complement each other, allowing one edge to engage with the other in a self-locking manner. This asymmetric design enables automatic engagement without complex mechanisms, resolving the contradiction between ease of operation and manufacturing complexity.
Data Source
AI summary
A system and method for re-useable, self-locking, cinching, and bundling straps comprises wrapping a strap comprising: a plurality of teeth formed on a first edge of the strap, a plurality of teeth formed on a second edge of the strap, and at least one slit in the strap around an object; forming a loop around the object; inserting an end of the strap through the slit in the strap; and pulling the slack out of the loop.