Reconfigurable Shaving Razor with Detachable Handle

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Solution Overview

Problem

Conventional shaving razors have a single configuration, which is inconvenient for storage in limited spaces and does not accommodate varying user preferences.

Innovation Solution

A shaving razor design featuring elongated upper and lower components that can be detachably secured via a connector system, allowing for multiple use configurations, including a snap-fit engagement and screwing engagement, to provide both a pocket-size and extension handle functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single configuration is used for the shaving razor, then the device complexity is reduced, but the adaptability deteriorates

Engineering Contradiction:
Improveconfiguration versatilityVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The shaving razor is divided into separate components (handle and head) that can be detached and reconfigured. The handle can be separated from the head, allowing the razor to be stored in compact form or used in different configurations, thus improving adaptability without requiring a completely complex redesign of the entire device.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The razor transitions from a static single-configuration design to a dynamic multi-configuration design. The detachable connection allows the razor to change its configuration state between assembled and disassembled, enabling adaptation to different storage and usage needs while maintaining relatively simple structural elements.

Inventive Principle:
Principle #15Dynamics

2Volume of moving object

If the shaving razor is designed for compact storage, then the volume is reduced, but the ease of operation deteriorates

Engineering Contradiction:
Improvestorage volumeVSAvoidhandling comfort
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

By separating the handle and head components, the razor can be stored in a compact disassembled state reducing volume, yet when assembled for use, the full handling comfort is restored. This segmentation allows the device to optimize for both compact storage and operational comfort at different times.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The razor dynamically changes its volume state between compact (disassembled) and extended (assembled) configurations. The detachable design enables easy transition between these states, allowing compact storage when not in use while providing full handling comfort when assembled for shaving operations.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If a detachable connector system is added, then the adaptability is improved, but the device complexity increases

Engineering Contradiction:
Improvereconfiguration capabilityVSAvoidconnector complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The connector system is segmented into simple male and female connection portions that can be easily manufactured and assembled. This segmentation allows the complexity to be distributed across simple components rather than requiring a single complex connector mechanism, thus improving adaptability while keeping individual component complexity low.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connector system is designed with universal male and female portions that can accommodate different handle and head combinations. This universal design allows the same connector type to serve multiple reconfiguration scenarios, improving adaptability without proportionally increasing connector complexity through specialized mechanisms for each possible configuration.

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

Data Source

PatentUS11007661B2Reconfigurable shaving razors
Publication Date: 2021.05.18 BIC VIOLEX SA
  • US11007661B2 patent drawing
  • US11007661B2 patent drawing
  • US11007661B2 patent drawing

AI summary

A shaving razor having a first handle to provide a first use configuration with the first handle operable to be secured to a second handle to provide a second use configuration of the shaving razor.