Modular Toothbrush Handle With Interchangeable Grip Members
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Solution Overview
Problem
Existing toothbrushes lack modularity and customization options, which can deter children from maintaining consistent oral hygiene practices.
Innovation Solution
A modular toothbrush assembly with interchangeable grip members, a detachable toothbrush head, and a vibration subassembly, allowing for easy component replacement and customization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a traditional non-modular toothbrush design is used, then the structure is simple and manufacturing is easy, but children lack engagement and consistency in oral hygiene practices
Solution Approach 1:
The toothbrush is divided into separate modular components including interchangeable grip members, detachable toothbrush heads, and a vibration subassembly. Each component can be independently manufactured and assembled, allowing for customization while maintaining manageable structural complexity through standardized connection interfaces.
Solution Approach 2:
The grip members are designed with universal threading that allows them to interface with both the shaft and the toothbrush head, enabling multiple assembly configurations. This multi-functionality allows a single grip member to serve multiple purposes in different assembly arrangements, increasing adaptability without proportionally increasing complexity.
2Adaptability or versatility
If components are made detachable and interchangeable, then customization and engagement are improved, but assembly and disassembly operations become more complex
Solution Approach 1:
Multiple attachment functions are merged into the grip member design, where the same threaded structure provides both the connection to the shaft and the connection interface for the toothbrush head. This consolidation simplifies operations by reducing the number of separate attachment mechanisms the user must manage.
Solution Approach 2:
The grip members are designed to be axially movable along the shaft while maintaining engagement through the threaded connection. This dynamic capability allows for easy assembly and disassembly operations while maintaining secure attachment during use, balancing interchangeability with operational simplicity.
3Adaptability or versatility
If multiple grip members are provided for customization, then child engagement increases, but the quantity of components and storage requirements increase
Solution Approach 1:
The handle is segmented into multiple interchangeable grip members that can be independently selected and assembled. This segmentation allows for a limited variety of grip member options to be provided, reducing the total number of components needed compared to providing complete alternative handles, while still enabling sufficient customization for child engagement.
Data Source
AI summary
A toothbrush assembly includes a shaft, a toothbrush head, and a handle. The shaft extends along an axis between and to a first shaft end and a second shaft end. The shaft includes a shaft sidewall. The toothbrush head is disposed at the first shaft end. The toothbrush head includes a head portion and a plurality of bristles attached to the head portion. The handle extends about the shaft and along the axis between and to a first handle end and a second handle end. The first handle end is disposed at the brush head. The handle includes an outer radial side. The outer radial side forms a grip surface for the toothbrush assembly. The handle further includes a plurality of grip members forming the outer radial side. The plurality of grip members are axially arranged along the shaft sidewall to form the outer radial side.