Rotating Curling Barrel With Comb Teeth for Even Hair Distribution

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Solution Overview

Problem

Conventional curling irons suffer from uneven hair distribution under clamps, require two-handed operation, and fail to maintain pre-combed hair, leading to inefficiencies and potential tangling.

Innovation Solution

A hairstyling apparatus with a rotating member and comb teeth that extend along the hairstyling surface, allowing for one-handed curling and combing without clamps, featuring a heated barrel with medially extending blades to evenly distribute hair and transfer heat efficiently.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a clamp is used to hold hair on the curling surface, then the hair can be secured during curling, but the hair distribution becomes uneven and the hair may dislodge or slip

Engineering Contradiction:
Improvehair holding stabilityVSAvoidhair distribution uniformity
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The patent removes the clamp component entirely from the curling iron design. Instead of using a clamp to hold hair, the invention relies on the heated cylindrical surface alone to secure and style the hair through heat application and manual wrapping, thereby eliminating the problems of uneven distribution and hair dislodgement associated with clamps

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The heated cylindrical surface serves dual functions: it provides the heat necessary for curling and simultaneously acts as the securing mechanism for the hair. The hair is held in place by the user's manual manipulation and the natural friction against the cylindrical surface, without requiring an additional clamping component

Inventive Principle:
Principle #25Self-service

2Reliability

If a clamp is used to secure hair, then the hair can be held in place, but the operation requires two hands making it difficult on the user's wrists

Engineering Contradiction:
Improvehair holding stabilityVSAvoiduser operation convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

By removing the clamp mechanism, the patent enables single-handed operation. The user can hold the curling iron with one hand and wrap the hair around the cylindrical surface with the same hand, eliminating the need for a second hand to operate a clamp and reducing strain on the user's wrists

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If the heating surface is overlaid by a clamp or structure, then the hair can be secured, but the heating surface accessibility is reduced

Engineering Contradiction:
Improvehair holding stabilityVSAvoidheating surface accessibility
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The patent eliminates any overlaying structures on the heating surface. The cylindrical heating element is fully exposed, providing maximum surface area for hair contact and heat transfer. This complete accessibility allows the entire heating surface to be utilized for styling without obstruction from clamps or other components

Inventive Principle:
Principle #2Taking out (Extraction)

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 simultaneous curling and combing of hair with even heat distribution, reducing tangling and styling time, and promoting healthier hair through efficient heat transfer and single-handed operation.

Implementation Method 1

a heating element in thermal communication with the barrel

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS12495878B2Hairstyling apparatuses and related methods
Publication Date: 2025.12.16 KISS NAIL PRODUCTS INC
  • US12495878B2 patent drawing
  • US12495878B2 patent drawing
  • US12495878B2 patent drawing

AI summary

A hairstyling apparatus is shown. The apparatus includes a heated barrel with a central axis. R also includes a heating element connected with the barrel and a hair styling tool extending along a longitudinal length of the hairstyling surface and configured to rotate around the central axis of the barrel, the hairstyling tool including a comb portion comprising a plurality of bristles that protrude in a direction away from the hairstyling surface and a grooved portion comprising a plurality of grooves that expose the hairstyling surface.