Color-Communicative Oral-Care Filament Visual Encoding
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Solution Overview
Problem
Conventional oral-care implements with cylindrical filaments are ineffective in removing plaque and debris from hard-to-reach areas of the mouth, and consumers struggle to assess the geometry and efficacy of non-cylindrical filaments due to their small size and varied shapes.
Innovation Solution
An oral-care implement with a mounting surface and filaments that extend in non-parallel directions, featuring a working surface with multiple colors to visually communicate the functional characteristics of the filaments, such as X-shaped or cross-shaped cross-sections, through scaled-up images, allowing consumers to identify the type and efficacy of the filaments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If non-cylindrical filaments with varied shapes are used to improve cleaning efficacy, then plaque-removal effectiveness is improved, but consumer ability to assess filament geometry is worsened due to small size and complexity
Solution Approach 1:
The patent creates a visual copy or representation of the filament geometry on the brush head surface. The pattern formed by the arrangement and orientation of non-cylindrical filaments serves as a scaled-up representation that consumers can see and assess, allowing them to understand the filament shape and cleaning characteristics without needing to examine individual microscopic filaments directly
Solution Approach 2:
The patent translates the three-dimensional filament geometry into a two-dimensional visual pattern on the brush head surface. By arranging filaments in specific orientations and patterns, the design creates a macroscopic representation that conveys geometric information in a different dimensional format that is easily observable by consumers
2Adaptability or versatility
If multiple filament shapes are used to target different oral areas, then cleaning versatility is improved, but device complexity increases
Solution Approach 1:
The patent divides the brush head into distinct sections or zones, each containing filaments with specific orientations and patterns tailored for cleaning particular oral areas. This segmentation allows different filament configurations to target different regions (e.g., outer surfaces, inner surfaces, chewing surfaces) while maintaining overall system organization and manageability
Solution Approach 2:
The patent applies different filament orientations, shapes, and patterns to specific local areas of the brush head based on the cleaning requirements of different oral regions. Each section is optimized with particular filament characteristics suited for its intended function, creating localized quality variations that enhance overall versatility
Data Source
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AI summary
An oral-care implement comprises a mounting surface having a longitudinal axis and a transverse axis perpendicular to the longitudinal axis and a plurality of filaments outwardly extending from the mounting surface in at least one direction not parallel to either one of the longitudinal axis and the transverse axis, each filament having a free end terminating with a tip. At least some of the filaments possess at least one functional characteristic selected from the group consisting of filament's structure, composition, cross-sectional shape, tip geometry, and any combination thereof. A plurality of filament tips comprises a working surface that includes at least a first color and a second color different from the first color. The at least first color forms at least one scaled-up image graphically replicating the at least one functional characteristic, thereby visually communicating to a consumer that the oral-care implement includes filaments having certain functional characteristic(s) - and that the oral-care implement possesses superior efficacy attributable to said filaments.