Applicator With Removable Brush Head For Spreading
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Solution Overview
Problem
Conventional applicators for substances like glues and sealants often require users to manually spread or smooth the applied substance with their fingers, leading to hand contamination, residue issues, and potential injuries, as separate tools are inconvenient to carry.
Innovation Solution
An applicator system featuring a brush head with a removable nozzle and cap, securely attachable to the container outlet, allowing for efficient spreading and targeted application, with the nozzle optionally covering the brush head for precision application.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a separate tool is used to spread and smooth the applied substance, then the quality of application is improved, but the device complexity and user convenience deteriorate due to needing to carry multiple tools
Solution Approach 1:
The patent combines the application function (nozzle) and the spreading/smoothing function (brush head) into a single integrated applicator device. The brush head can be attached to the container outlet either permanently or removably, allowing users to have both precision application and finishing capabilities in one tool, eliminating the need to carry separate spreading tools.
2Device complexity
If fingers are used to spread and smooth the applied substance, then the device complexity is reduced, but harmful factors increase due to hand contamination, residue, and potential injuries
Solution Approach 1:
The brush head acts as an intermediary tool between the user's hand and the applied substance. Instead of fingers directly contacting the substance for spreading and smoothing, the brush head performs this function, preventing hand contamination, residue on finished products, and potential injuries from splinters or harmful materials.
3Device complexity
If the nozzle is permanently fixed to the container, then the device complexity is reduced, but the adaptability deteriorates due to inability to switch between precision application and spreading modes
Solution Approach 1:
The patent implements a dynamic configuration where the brush head can be attached or detached from the container outlet. This allows the device to switch between two modes: with the brush head attached for spreading/smoothing operations, and without it for precision application through the nozzle only. The removable connection provides versatility while maintaining relative structural simplicity.
Data Source
AI summary
An applicator for a container, the container for storing a substance to be applied and including an outlet through which the substance is to be discharged, wherein the applicator includes a brush head adapted to be located at the outlet; and a removable nozzle adapted to be optionally mounted over the brush head.