Shaving Razor Component Torsion Testing for Flexibility Comparison

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Solution Overview

Problem

Consumers face difficulty in understanding and comparing the performance differences of shaving razor components, particularly in terms of flexibility, strength, and resiliency, as existing methods lack clarity and effectiveness in demonstrating these attributes.

Innovation Solution

A method involving a rotatable and fixed clamp system to test shaving razor components by twisting them until failure, allowing for comparison of flexibility, strength, and resiliency, using calibrated clamping forces to avoid crushing and facilitate clear demonstration of performance differences.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manufacturers improve razor component performance attributes, then product performance is improved, but difficulty in communicating performance differences to consumers increases

Engineering Contradiction:
Improveproduct performanceVSAvoidcommunication of performance differences
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The patent uses visual color indicators (e.g., colored bands or markings on the razor component) to represent different performance levels. This allows consumers to quickly understand performance differences without needing technical explanations, directly addressing the communication difficulty while maintaining improved product performance.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The patent creates visual representations or models of the razor components that demonstrate performance characteristics. These visual copies or representations allow consumers to see and compare performance attributes directly, making the abstract concept of performance differences tangible and understandable.

Inventive Principle:
Principle #26Copying

2Reliability

If manufacturers design better shaving razor components, then product performance is improved, but ability to demonstrate flexibility, strength, and resiliency clearly decreases

Engineering Contradiction:
Improveshaving razor performanceVSAvoidflexibility, strength, and resiliency
Core Design Contradiction:
ReliabilityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent employs color-coded indicators that change or vary based on the component's performance characteristics. For example, different colors may indicate different levels of flexibility, strength, or resiliency, making these hard-to-measure properties immediately visible and comparable to consumers.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The patent translates three-dimensional mechanical properties (flexibility, strength, resiliency) into a two-dimensional visual representation. By projecting these complex mechanical characteristics onto visual indicators that consumers can see and compare, the patent makes abstract mechanical properties detectable and measurable in a consumer-friendly format.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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 clear demonstration and comparison of shaving razor component performance, facilitating consumer understanding and communication of improved attributes through controlled failure testing.

Implementation Method 1

rotating the rotatable clamp. The rotating may cause the shaving razor component to fail

Methodology Applied
Scientific EffectTorsion: Torque

Data Source

PatentUS12617110B2Shaving razor component test method
Publication Date: 2026.05.05 THE GILLETTE CO
  • US12617110B2 patent drawing
  • US12617110B2 patent drawing
  • US12617110B2 patent drawing

AI summary

A method of testing a shaving razor component by providing a rotatable clamp having a pair of cooperating grooves shaped to receive the first end of the shaving razor component. A fixed clamp is provided. A first end of the shaving razor component is secured to the rotatable clamp. A second end of the shaving razor component is secured to the fixed clamp. The rotatable clamp is rotated. The rotation of the rotatable clamp causes the shaving razor component to fail.