Abrading Implement with Waste Extraction Chamber
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Solution Overview
Problem
Conventional abrading tools for removing dry or dead skin often clog due to accumulated skin residue, reducing their effectiveness and causing discomfort during use.
Innovation Solution
An abrading implement with a protruding abrasive element and a holder design that includes a space for skin residue, featuring a removable cap to prevent clogging and a blunt border for user safety, allowing for efficient exfoliation without trapping waste.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional abrasive devices are used to exfoliate dead skin, then the abrasive surface can remove dead skin cells, but the exfoliated skin cells accumulate between the skin and abrasive surface which greatly reduces friction and degradation in exfoliating effectiveness occurs
Solution Approach 1:
The patent extracts the waste removal function from the abrasive surface itself by providing a separate waste collection chamber. The abrasive surface maintains its exfoliation function while exfoliated skin cells are continuously removed through a dedicated waste opening, preventing accumulation and maintaining consistent friction and effectiveness throughout use.
Solution Approach 2:
The patent implements continuous discarding of exfoliated waste through a waste opening that allows removed skin cells to be ejected from the device. This prevents waste accumulation on the abrasive surface, ensuring that the friction and exfoliation effectiveness are maintained throughout the product's lifecycle.
2Productivity
If conventional abrasive devices are used, then exfoliation can occur, but exfoliated waste becomes trapped in pits within cracks of the skin and minute openings within the exfoliating device which reduces effectiveness
Solution Approach 1:
The patent converts the potentially harmful waste accumulation into a beneficial continuous removal process. The waste opening is positioned to receive and eject exfoliated cells, transforming what would be a harmful accumulation into a controlled removal mechanism that enhances overall exfoliation efficiency.
Solution Approach 2:
The waste opening acts as an intermediary element between the abrasive surface and the external environment. It provides a dedicated pathway for exfoliated waste to be removed from the device, preventing trapping in skin crevices and device openings while maintaining the abrasive action.
3Productivity
If abrasive devices sand the area in back and forth motion, then dead skin can be removed, but the devices do not exfoliate a substantial quantity of dead skin while simultaneously sanding
Solution Approach 1:
The patent segments the device into distinct functional zones: an abrasive surface for exfoliation and a separate waste collection chamber for accumulating removed skin cells. This segmentation allows the abrasive surface to focus on removing substantial quantities of dead skin while the waste chamber prevents accumulation interference, enhancing both productivity and user comfort.
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 abrading implement effectively removes multiple layers of dead skin cells without pain, maintaining continuous contact and preventing residue from interfering with the abrasive surface, thus enhancing exfoliation efficiency and user comfort.
Implementation Method 1
Abrasive stratum 116 occupies central opening 106 and protrudes from first end 110 of frame 104. The abrading implement effectively removes multiple layers of dead skin cells without pain, maintaining continuous contact and preventing residue from interfering with the abrasive surface.
Implementation Method 2
The exfoliated skin passes through abrasive stratum 116 and is trapped within abrading implement 100, away from the surface of abrasive stratum 116 that contacts the area to be exfoliated. The friction between the abrasive surface and skin enables effective removal of dead skin cells.
Data Source
AI summary
An abrading implement for abrading surfaces comprises a multi-part, hollow holder and a flexible abrasive stratum secured within the holder. The abrasive stratum is flexible or deformable, and protrudes from the holder. A form internal to the abrading implement bears against the abrasive stratum to cause the abrasive stratum to protrude from the holder. The abrasive stratum may be perforated and coated with an abrasive such as silicon carbide.