Drapable Substance Applicator for Versatile Low-Waste Skin Delivery
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Solution Overview
Problem
Existing substance applicators are limited in their versatility, often requiring multiple devices for different cosmetic and medicinal applications, leading to increased costs and material waste.
Innovation Solution
A deformable applicator body with a flexible and permeable planar drapable structure, connected to a nozzle body and outer sleeve, allowing attachment to various substance reservoirs and application of liquids, gels, or aerosols for both cosmetic and medicinal use, with an antibacterial surface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple different applicator devices are used for different cosmetic and medicinal applications, then the versatility and effectiveness for specific applications is improved, but the cost and material waste increase
Solution Approach 1:
The patent designs a single applicator device with a replaceable head mechanism that can accommodate different types of substance reservoirs (cosmetic, medicinal, antiseptic, etc.). The standardized coupling system allows one base applicator body to function with multiple reservoir types, eliminating the need for users to purchase separate devices for different applications and thereby reducing material waste.
Solution Approach 2:
The applicator is divided into modular components: a reusable base body and replaceable reservoirs/heads. This segmentation allows the functional parts that contact different substances to be easily replaced while retaining the main applicator structure, reducing overall material consumption compared to disposable single-use applicators.
2Adaptability or versatility
If multiple different applicator devices are used for different cosmetic and medicinal applications, then the versatility and effectiveness for specific applications is improved, but the cost increases
Solution Approach 1:
By creating a universal applicator platform that can attach to various reservoir types through standardized coupling mechanisms, the patent enables users to invest in one durable base device and simply replace the cheaper reservoirs/heads as needed. This significantly reduces the overall cost compared to purchasing multiple complete applicator devices.
Solution Approach 2:
The design allows the expensive base applicator body to be retained and reused indefinitely, while only the consumable reservoirs or applicator heads are discarded and replaced. This recovery of the main device structure reduces long-term costs for users.
3Loss of substance
If a single substance applicator is designed to accommodate multiple reservoir types and applications, then the cost and material waste are reduced, but the device complexity increases
Solution Approach 1:
The coupling mechanism is segmented into simple, standardized components that interface between the reservoir and applicator body. This modular approach manages complexity by creating clear separation points rather than requiring a completely new integrated design for multi-reservoir compatibility.
Solution Approach 2:
The patent employs universal coupling features (such as standardized threads, bayonet mounts, or snap-fit mechanisms) that provide multi-reservoir compatibility through simple geometric interfaces rather than complex adaptive structures. This keeps the device relatively simple while achieving versatility.
4Loss of substance
If a single substance applicator is designed to accommodate multiple reservoir types and applications, then the cost and material waste are reduced, but the device complexity increases
Solution Approach 1:
The applicator assembly is divided into easily separable modules with clear assembly and disassembly points. Users can quickly detach and replace reservoirs or applicator heads without requiring tools or complex manipulation, managing assembly complexity through intuitive modular design.
Solution Approach 2:
Standardized coupling mechanisms provide consistent assembly procedures across different reservoir types, reducing the learning curve and assembly complexity. Once users learn how to attach one type of reservoir, they can attach any other type using the same method.
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 applicator provides a single device capable of multiple applications, reducing costs and waste while ensuring effective and hygienic substance delivery.
Implementation Method 1
a planar drapable structure made of a flexible and permeable material, the planar drapable structure being configured to be positioned over the distal end of the applicator, and the planar drapable structure being further configured to be in contact with the skin of a user
Data Source
Figure 1
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AI summary
The present invention provides a substance applicator that includes an applicator body made of a deformable elastomeric material and comprising a distal end of the applicator and one or more openings provided at the distal end of the applicator. A planar drapable structure made of a flexible and permeable material, the planar drapable structure being configured to be positioned on the distal end of the applicator, and the planar drapable structure being further configured to be in contact with the skin of a user. The substance applicator also includes an outer sleeve body comprising a distal end of sleeve, and the distal end of sleeve comprising a sleeve opening. Furthermore, the planar drapable structure in bending at the distal end of the applicator is configured to protrude at least partially outward from the sleeve opening.