Sheet Package Releasable Tab Handle Design
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Solution Overview
Problem
Existing packages for sheet products lack a convenient means for handling and often have adhesives that lose effectiveness over time due to dirt accumulation, leading to insecure closure of dispensing apertures after repeated use.
Innovation Solution
A package design featuring a releasable tab that forms a handle by remaining partially attached to the covering, allowing users to carry the package without additional components, and a closure flap that pivots to securely close the dispensing aperture without adhesives, ensuring reliable closure even after multiple uses.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a separate handle is provided with the package, then the user can carry the package conveniently, but additional packaging and installation steps are required
Solution Approach 1:
The patent merges the handle function with the existing closure flap structure. The closure flap is designed to be removable and reusable as a handle, eliminating the need for separate handle components. The flap integrates the carrying function into the existing package structure, reducing component count while maintaining convenience.
Solution Approach 2:
The closure flap serves multiple functions: it closes the dispensing aperture when needed, and can be detached to serve as a carrying handle. This multi-functionality eliminates the need for dedicated handle components, reducing package complexity while providing convenient carrying capability.
2Duration of action of stationary object
If reusable adhesive is used to close the dispensing aperture, then the aperture can be closed repeatedly, but the adhesive loses effectiveness over time due to dirt accumulation
Solution Approach 1:
The patent removes the adhesive from the closure mechanism entirely. Instead of using adhesive on the closure flap, the invention uses a mechanical interlocking system where the flap engages with the package opening through complementary geometric features. This extraction of adhesive eliminates the reliability problem of adhesive degradation while maintaining durable reusable closure capability.
Solution Approach 2:
The patent replaces the chemical adhesive system with a mechanical closure system. The closure flap features mechanical engagement elements that physically interlock with the package opening, providing reliable closure through mechanical means rather than chemical adhesion. This substitution eliminates dirt accumulation issues and maintains effectiveness over repeated use.
Data Source
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AI summary
There is provided a package for sheet products. The package comprises a covering which defines an internal space of the package. The internal space is configured to hold the sheet products within the internal space. The covering defines a releasable tab. The releasable tab is configured to be only partially releasable from the covering so as to open a dispensing aperture in the covering. The dispensing aperture is configured to allow dispensing of the sheet products from the package. The releasable tab, once released, is configured such that a first, fixed portion of the releasable tab remains fixed to the covering. The releasable tab, once released, is configured such that a second, releasable portion of the releasable tab is attachable to a portion of the covering such that the releasable tab forms a handle between the first, fixed portion and the second, releasable portion for carrying the package.