Heat Brush Bristle Protrusions for Hair Retention
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Solution Overview
Problem
Heat brushes often fail to maintain consistent contact with hair, leading to inefficient heat transfer and potential hair snagging, as existing designs do not effectively retain hair during brushing.
Innovation Solution
The heat brush incorporates bristles with protrusions that act as a hair retention system, trapping hair between the protrusions and the heating surface, ensuring consistent heat application and minimizing hair fall during use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If traditional smooth bristles are used, then hair can pass through easily, but heat transfer efficiency is poor and hair cannot be retained
Solution Approach 1:
The bristle is designed with different local properties: the body provides structural support while the tip features protrusions that create localized retention zones. This allows the bristle to simultaneously enable hair passage and maintain heat contact through strategically placed protrusions at the tip region.
Solution Approach 2:
The bristle tip is segmented into multiple protrusions rather than a single continuous surface. These discrete protrusions create individual retention points that collectively hold hair against the heating surface while still allowing the hair to pass through the brush.
2Temperature
If heating element maintains contact with hair, then heat transfer is effective, but hair may get caught and cause snagging
Solution Approach 1:
The protrusions are concentrated at the bristle tip rather than distributed along the entire bristle length. This localizes the retention function to the tip region where it is needed for heat contact, while the smoother upper portion of the bristle allows hair to pass through without catching.
Solution Approach 2:
The protrusions feature rounded contours rather than sharp edges, allowing hair to be gently retained against the heating surface without creating sharp catch points that would cause painful snagging.
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
This design enhances heat transfer efficiency and reduces hair snagging by maintaining hair in close contact with the heating surface, allowing for more effective and pain-free styling.
Implementation Method 1
The heating surface directs heat from heating coils and to hair through projections that are connected to the heating surface
Data Source
AI summary
Aspects of the present disclosure include a heat brush with a handle and a base. The base includes a heating surface and a bristle that has a protrusion. The protrusion may have any of several structures. Other aspects are also described and claimed.