Spring-Loaded Hair Clip With Elastomeric Coating

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Solution Overview

Problem

Existing hair holding devices do not effectively prevent hair damage and provide comfort during use, as they often lack a mechanism to securely hold hair in position without causing strain or injury.

Innovation Solution

A spring-loaded hair clip with elastomeric coating and a lock and release mechanism, featuring interlocking teeth and a torsion spring, which securely holds hair in place while minimizing damage through comfort-enhancing materials and a non-linear rotation mechanism.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a traditional hair clip is used to hold hair in position, then hair can be secured, but it causes damage and discomfort due to lack of cushioning and secure locking mechanism

Engineering Contradiction:
Improvehair holding securityVSAvoidhair damage and discomfort
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies beforehand cushioning by coating the inner surfaces of the jaw members with an elastomeric material before the hair clip is used. This elastomeric coating acts as a protective cushion that prevents direct contact between the hard plastic jaw members and the hair, thereby preventing hair damage and discomfort while maintaining secure holding capability.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The patent implements self-service through the spring-loaded plunger mechanism that automatically engages with the extension side plate to lock the hair clip in position. When the release tab is actuated, the spring automatically returns the plunger to engage the locking feature, providing self-locking functionality without requiring additional manual intervention.

Inventive Principle:
Principle #25Self-service

2Reliability

If a simple hair clip design is used, then manufacturing is easy, but it lacks effective locking mechanism to securely hold hair

Engineering Contradiction:
Improvelocking mechanism effectivenessVSAvoidclip structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the locking mechanism into distinct functional components: a spring-loaded plunger, an extension side plate with locking feature, and a release tab. This segmentation allows each component to perform its specific function independently while working together to provide reliable locking, making the complex mechanism easier to manufacture and assemble.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent uses an intermediary spring mechanism to mediate between the simple actuation of the release tab and the locking action of the plunger. The spring-loaded plunger acts as an intermediary that translates the small movement of the release tab into the larger locking motion required to engage the extension side plate, simplifying the user interface while maintaining reliable locking.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Strength

If a rigid jaw structure is used for strength, then the clip can grip firmly, but it causes discomfort and hair damage due to lack of flexibility

Engineering Contradiction:
Improvegripping forceVSAvoidcomfort and hair damage
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The patent applies composite materials by combining rigid plastic jaw members with an elastomeric coating material. The rigid plastic provides the necessary structural strength and gripping force, while the elastomeric coating layer provides flexibility and cushioning to prevent hair damage and discomfort. This composite structure resolves the contradiction between strength and comfort.

Inventive Principle:
Principle #40Composite materials

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 spring-loaded hair clip effectively holds hair without causing damage, offering comfort and ease of use by securely gripping hair with a spring-loaded mechanism and elastomeric coating, ensuring efficient hair management during grooming.

Implementation Method 1

A portion of the spring-loaded hair clip is coated in an elastomeric material for comfort and to prevent damage to the hair

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

A spring-loaded plunger biases the hair clip in a closed position

Methodology Applied
Scientific EffectSpring mechanism: Spring

Implementation Method 3

featuring interlocking teeth and a torsion spring

Methodology Applied
Scientific EffectTorsion spring: Torsion Spring

Data Source

PatentUS10051937B1Spring-loaded hair clip
Publication Date: 2018.08.21 WENZEL CHARLOTTE
  • US10051937B1 patent drawing
  • US10051937B1 patent drawing
  • US10051937B1 patent drawing

AI summary

The spring-loaded hair clip is a spring-loaded holding device that is adapted for use with hair. The spring-loaded hair clip is a personal grooming device that holds hair in position. A portion of the spring-loaded hair clip is coated in an elastomeric material for comfort and to prevent damage to the hair. An extension side plate extends down between one of the two jaws. A spring-loaded plunger biases the hair clip in a closed position.