Hairstyling Device Mandrel With Internal Heating Elements
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Solution Overview
Problem
Existing hairdressing devices have limited chuck heating capacity and lack precise temperature adjustment, leading to inefficient hair styling and limited functionality.
Innovation Solution
A hairdressing device with a hollow mandrel featuring two heating elements on its internal wall for direct heat transfer, allowing for intense heating and precise temperature control, combined with a rotating drum and adjustable rings for various styling options, and a hot air blowing system for enhanced heat distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If a heating element is placed in the center of the chuck shaft to create steam, then steam generation is achieved, but the heating capacity of the chuck is limited
Solution Approach 1:
The heating element is repositioned from the center of the chuck shaft to the internal wall of the mandrel, changing the spatial dimension of heat application. This allows direct contact heating of the mandrel surface, significantly increasing heating capacity and efficiency while enabling precise temperature control for different styling needs.
2Temperature
If a heating element extends through the center of the chuck to create steam, then steam generation is achieved, but precise temperature adjustment of the mandrel is not possible
Solution Approach 1:
The heating element is positioned along the internal wall of the mandrel, creating localized heating zones that can be independently controlled. This allows different sections of the mandrel to be heated to different temperatures, enabling precise temperature adjustment and distribution along the mandrel length for optimized styling results.
3Volume of stationary object
If the chuck interior space is occupied by a central heating element, then heating function is provided, but the space for hot air blowing system and actuating device is reduced
Solution Approach 1:
The heating element is extracted from the central chuck shaft location and repositioned to the internal mandrel wall. This extraction frees up the chuck chamber interior space, allowing integration of the hot air blowing system and actuating device within the mandrel structure, thereby enhancing overall functional versatility without compromising heating capability.
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
Enables effective styling of dry or damp hair, combining functions of a curling iron, straightening iron, and hairbrush, with precise temperature adjustment and improved heat distribution, allowing for multiple hairstyles using the same device.
Implementation Method 1
two heating elements by thermal conduction arranged on an internal wall of the mandrel. Such an arrangement makes it possible to transfer the heat directly through the material of the mandrel
Implementation Method 2
this favors the implementation of a hot air blowing system allowing hot air to be blown into the chuck chamber over its entire length, which allows a better distribution of the hot air blown on the hair during heat treatment
Data Source
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AI summary
The invention relates to a hairstyling device (1) comprising: a body (2) designed for handling the device, and a hollow hairstyling mandrel (3) which extends from the body along a longitudinal axis (X), characterised in that it comprises at least one thermal conduction heating element (31, 32) arranged on an inner wall (30) of the mandrel.