Rotating Hair Curling Device with Integrated Comb for One-Handed Operation

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Solution Overview

Problem

Conventional hair curling devices with clamps are inefficient, causing uneven hair distribution, tangling, and require two-handed operation, making it difficult to achieve naturally curled hair while maintaining a combed state.

Innovation Solution

A hair curling device with a rotating member and comb teeth that extend along the hairstyling surface, allowing for one-handed operation and simultaneous curling and combing without a clamp, ensuring even heat distribution and preventing tangling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a clamp is used to hold hair on the curling surface, then hair can be anchored at the beginning of winding, but the heating surface is overlaid and not completely accessible, and the device requires two-handed operation

Engineering Contradiction:
Improvehair anchoringVSAvoidone-handed operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent removes the clamp component entirely from the curling device. Instead of using a clamp to anchor hair, the invention relies on the user's fingers to hold the hair bundle while the rotating curling iron automatically winds the hair around the heated barrel. This extraction of the clamp eliminates the obstacle on the heating surface and enables one-handed operation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The user's fingers serve the anchoring function that would otherwise require a clamp. By using their own fingers to hold the hair, the user can operate the device with one hand while the rotating mechanism automatically performs the winding and curling action, making the system self-sufficient without requiring a separate clamping mechanism.

Inventive Principle:
Principle #25Self-service

2Reliability

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

Engineering Contradiction:
Improvehair holdingVSAvoideven hair distribution
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

By removing the clamp entirely, the invention eliminates the source of uneven hair distribution and dislodging problems. The fingers provide a more flexible and uniform holding surface that naturally distributes hair evenly along the barrel as it winds, preventing the clumping and slipping issues associated with rigid clamps.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If conventional clamping configuration is used, then hair can be clamped against the surface, but the procedure becomes two-handed which is hard on the user's wrists

Engineering Contradiction:
Improvehair clampingVSAvoidone-handed operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The user's fingers perform the clamping function, eliminating the need for a separate clamping mechanism. This allows the user to hold the hair with one hand while operating the curling iron with the same hand, enabling true one-handed operation and reducing strain on the wrists.

Inventive Principle:
Principle #25Self-service

4Temperature

If comb teeth contact the hairstyling surface, then hair can be pressed against the surface for heat transfer, but the heating surface area is reduced and accessibility is limited

Engineering Contradiction:
Improveheat transfer to hairVSAvoidheating surface area
Core Design Contradiction:
TemperatureVSArea of stationary object

Solution Approach 1:

Instead of having comb teeth contact the entire hairstyling surface, the invention uses comb teeth that extend toward but do not contact the heating surface. The comb is positioned in close proximity to create localized pressure and improve heat transfer efficiency without sacrificing the overall heating surface area. This maintains full surface accessibility while providing focused thermal contact where needed.

Inventive Principle:
Principle #3Local quality

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 curls and combs hair in a single-handed operation, reducing styling time and preventing hair tangling, while ensuring even heat transfer and natural curl formation.

Implementation Method 1

a heating element in thermal communication with the barrel for heating the heated barrel

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS11457712B2Hairstyling apparatuses and related methods
Publication Date: 2022.10.04 KISS NAIL PRODUCTS INC
  • US11457712B2 patent drawing
  • US11457712B2 patent drawing
  • US11457712B2 patent drawing

AI summary

A hairstyling apparatus is shown. The apparatus includes a heated barrel with a central axis. It also includes a heating element connected with the barrel and a rotating member located an end of the barrel and configured to rotate around the central axis of the barrel. The rotating member includes at least one a tab extending along a longitudinal length of the hairstyling surface over at least a portion of a longitudinally extending portion of the hairstyling surface. At least one rod with at least one comb attached to said at least one tab. The rod is heated by the heating element during use of the apparatus.