Vacuum Framed Artwork Packaging With Humidity and Venting Control
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Solution Overview
Problem
Existing methods for preserving framed artwork, such as vacuum packaging, fail to address the issues of temperature expansion and contraction, moisture retention, and the growth of bacteria and mold, while also lacking proper ventilation and indicators for humidity and pressure levels.
Innovation Solution
A framed artwork preservation system using a sealable bag with corrugated planar members, air cushioning, and integrated indicators for humidity and vacuum pressure, along with a port for ventilation and compatibility with an external vacuum pump, allowing for expansion and contraction while preventing bacterial growth.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If vacuum packaging is used to protect artwork from environmental factors, then protection from moisture and bacteria is improved, but the artwork cannot expand or contract with temperature changes causing buckling and warping
Solution Approach 1:
The patent applies the dynamics principle by making the packaging system adaptable to temperature changes. The bag is designed to allow the artwork to expand and contract within it as temperature fluctuates, preventing buckling and warping while maintaining the vacuum seal for protection against moisture and bacteria.
Solution Approach 2:
The patent uses parameter changes by allowing the bag volume to change in response to temperature variations. The flexible bag structure permits dimensional changes that accommodate the artwork's thermal expansion and contraction, resolving the contradiction between sealed protection and structural stability.
2Strength
If adhesive is used to attach artwork to substrate in vacuum packaging, then artwork positioning is improved, but extreme heat or cold changes adhesive efficacy causing release
Solution Approach 1:
The patent replaces permanent adhesive attachments with a disposable, removable fastening system. Velcro® fasteners are used instead of adhesives that fail under temperature extremes, providing temporary but reliable artwork positioning during storage or transport that can be easily removed without damage.
3Object-affected harmful factors
If sealed vacuum packaging is used to prevent bacterial growth, then contamination prevention is improved, but anaerobic bacteria may grow in the sealed environment
Solution Approach 1:
The patent applies local quality by creating different environmental conditions within different parts of the packaging system. The vacuum-sealed bag creates an oxygen-poor environment that prevents aerobic bacteria and mold, while the inclusion of oxygen absorbers and desiccants creates localized zones that further control the atmosphere to prevent anaerobic bacteria growth.
Solution Approach 2:
The patent creates an inert atmosphere within the sealed bag by using oxygen absorbers and desiccants to remove oxygen and moisture. This transforms the internal environment into one that is chemically inert and hostile to both aerobic and anaerobic bacterial growth, while still allowing the artwork to breathe through the semi-permeable bag material.
4Strength
If rigid packaging is used to protect artwork from impact, then physical protection is improved, but the artwork cannot accommodate temperature-induced expansion and contraction
Solution Approach 1:
The patent uses flexible shells and thin films by replacing rigid packaging with a flexible, vacuum-sealed bag. This flexible membrane provides impact protection through its tensile strength and vacuum compression while simultaneously allowing the artwork to expand and contract with temperature changes, eliminating the contradiction between impact resistance and dimensional stability.
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 system effectively protects artwork from environmental damage, including light, heat, and moisture, while allowing for proper ventilation and indicating humidity and pressure levels, ensuring the artwork's integrity during storage and transport.
Implementation Method 1
vacuum packaging is a method of packaging often utilized by the food industry, which removes air from the package prior to sealing
Implementation Method 2
a layer of air cushioning
Implementation Method 3
a pair of corrugated planar members constructed and arranged to overlap a front side and back side of an artwork
Data Source
AI summary
The present invention relates to artwork preservation, and more particularly to an artwork preservation system that utilizes vacuum and is particularly suited to framed artwork. The artwork preservation system includes: a pair of corrugated planar members constructed and arranged to overlap a front side and back side of an artwork; at least one securing element, such as hook and loop fastener, for mating the first and second corrugated boards when the artwork is placed there between; a layer of air cushioning; and a sealable bag. The system may further include a vacuum pump for removing air from the sealable bag.