Heated Hair Brush With Flat Sides For Straightening

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Solution Overview

Problem

Existing hair styling devices, such as non-heated and heated brushes, are ineffective for straightening thick hair and often produce curls or curves instead of straightening, lacking the capability to simultaneously separate, heat, and style hair effectively.

Innovation Solution

A heated hair brush with a brush body having four flat sides and bristles on each side, equipped with a heating element that efficiently straightens hair while allowing for styling of curves, curls, or angles by pulling hair into contact with the flat sides and separating it with bristles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If curved surfaces or bristles attached to curved surfaces are used in hair brushes, then the brush can style and curve hair, but it produces curve or curl in the hair which is undesirable when straightening is desired

Engineering Contradiction:
Improvestyling capabilityVSAvoidhair shape
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The brush body is divided into multiple flat sides (at least three sides) with bristles attached to each side. This segmentation allows the user to select different flat sides for different styling needs - some sides for straightening, others for curving or curling hair, providing versatility without compromising straightening capability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Instead of using curved surfaces that naturally create curls, the patent inverts the approach by using flat surfaces that can straighten hair. The flat sides counteract the natural curling tendency, enabling effective straightening while maintaining styling versatility through multiple flat faces

Inventive Principle:
Principle #13The other way round (Inversion)

2Shape

If paddle brushes or flat hair irons are used for straightening hair, then straightening capability is achieved, but the device is time consuming to use and lacks the capability to both straighten and curve and/or curl hair using the same device

Engineering Contradiction:
Improvehair straighteningVSAvoidstyling time
Core Design Contradiction:
ShapeVSLoss of time

Solution Approach 1:

The hair brush is designed with multiple flat sides, each capable of different functions. Some sides are optimized for straightening, while others can create curves or curls. This multi-functionality allows a single device to replace multiple styling tools, reducing the time needed to switch between devices and enabling various styling options in one brush

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Adaptability or versatility

If typical hair styling devices are used, then basic styling is possible, but they lack the capability to separate, heat, and straighten hair simultaneously

Engineering Contradiction:
Improvestyling functionVSAvoidstyling efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent combines multiple styling functions into a single hair brush device. The brush integrates separation capability (through bristles), heating function (through heating elements), and straightening capability (through flat surfaces). This merging of functions allows simultaneous separation, heating, and straightening of hair, significantly improving styling efficiency and productivity

Inventive Principle:
Principle #5Merging (Combining)

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

The device efficiently straightens thick hair while allowing for versatile styling options, including curves and curls, by using heated bristles and a flat brush body to apply heat uniformly and separate hair strands.

Implementation Method 1

heated bristles and a flat brush body to apply heat uniformly

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

apply heat uniformly

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS11950673B2Heated hair straightening iron brush
Publication Date: 2024.04.09 BOUCHAR ALBERT
  • US11950673B2 patent drawing
  • US11950673B2 patent drawing
  • US11950673B2 patent drawing

AI summary

A hair brush comprising: (a) a handle; (b) a brush body having: (i) a first side; (ii) a second side; (iii) a third side; and (iv) a fourth side that are connected together forming a substantially square shape; and (c) bristles located in a row along each of the first side, the second side, the third side, and the fourth side.