PPE Dispenser Resisting Side Load Flexing
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Solution Overview
Problem
Conventional dispensers for consumable goods, such as gloves and facemasks, are vulnerable to side load flexing and displacement due to their design and material, leading to potential ejection of the consumables box when outward forces are applied, especially when made from flexible materials like plastic or thin metals.
Innovation Solution
A dispenser design featuring a continuous front plate with an aperture, continuous side plates, and separable back plates that develop a load path after mounting, along with optional spring mechanisms and a woodgrain laminate for aesthetic purposes, to resist undesired deflection and maintain the consumables box in a centered position.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If conventional dispensers are made from flexible materials like plastic or thin metals, then manufacturing cost and ease of manufacture are improved, but the dispenser becomes vulnerable to side load flexing and displacement when outward forces are applied
Solution Approach 1:
The back plate is divided into two separate pieces that can be independently mounted to the wall, allowing each piece to be securely fastened and creating a more stable structure that resists side loads and flexing forces better than a single flexible panel
Solution Approach 2:
The continuous front plate is integrally formed with continuous side plates to create a unified rigid structure that distributes and resists outward forces applied to the consumables box, preventing the flexing and displacement seen in conventional single-piece flexible designs
2Device complexity
If conventional dispensers use a single piece of material, then device complexity is reduced, but the front plate is vulnerable to deflection when subjected to outward forces
Solution Approach 1:
The dispenser is divided into separate components including a continuous front plate, continuous side plates, and separable back plates, allowing each component to be optimized for its specific function while maintaining overall structural integrity and resistance to deflection
Solution Approach 2:
The dispenser combines different structural elements (continuous plates for rigidity, separable back plates for mounting) to create a composite structure that provides both strength against deflection and ease of installation, overcoming the limitations of single-material construction
3Ease of operation
If the dispenser uses separable back plates, then ease of installation and mounting is improved, but the structural continuity is reduced
Solution Approach 1:
The back plate is segmented into two separate pieces that can be independently installed, providing ease of mounting while the continuous front and side plates maintain structural continuity and rigidity in the critical load-bearing areas
Solution Approach 2:
The dispenser uses continuous plates in areas requiring structural strength (front and sides) while using separable plates only where needed for mounting (back), optimizing both structural continuity and ease of installation in different locations of the same structure
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 solution effectively inhibits flexing and displacement of the dispenser, ensuring secure retention of the consumables box and allowing for easy product extraction while providing an aesthetically pleasing, durable option suitable for various industries.
Implementation Method 1
The dispenser may include one or more spring mechanisms that urge the consumables box into a for and centered position within the dispenser
Data Source
AI summary
A dispenser adapted to be mounted to a structure wall and to allow consumables to be dispensed from a consumables box, the dispenser comprising a front wall, at least one back wall, first and second walls, and at least one support wall. The front wall defines and extends completely around an aperture. The first and second walls each extend between the front wall and the at least one back wall. The at least one support wall extends from at least one of the front wall, the at least one back wall, and the first and second walls. The consumables box is supported by the at least one support wall such that a first portion defined by the at least one back wall is configured to engage the consumables box and a second portion defined by one of the first and second walls is configured to engage the consumables box.