Magnetic Razor Blade Storage With Recessed Edge Retention

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Solution Overview

Problem

Storing used razor blades for reuse is difficult and dangerous due to their flat shape, making it hard to handle and increasing the risk of accidental injuries, and existing devices like the Lauri razor blade holder require two hands for removal, which is inconvenient and unsafe for standalone use.

Innovation Solution

A magnetic blade storage device with a recessed feature and magnet assembly that securely holds the razor blades in an upright position, protecting the sharp edge and allowing easy access, with the option to attach to ferrous objects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the flat side of the razor blade is magnetically affixed to a flat surface, then the blade is securely held, but it requires two hands to remove the blade making it difficult and potentially unsafe

Engineering Contradiction:
Improvesecure retention of bladeVSAvoidease of blade removal
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent changes the magnetic retention from a flat surface to a three-dimensional recessed cavity. The blade is held by inserting its edge into a recess rather than affixing a flat surface to another flat surface. This dimensional change allows the blade to be securely retained while enabling easy one-handed removal by simply pulling the blade out of the recess.

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

2Ease of operation

If the razor blade is stored on a flat surface, then it is easy to access, but it is difficult and dangerous to pick up due to the flat shape

Engineering Contradiction:
Improveaccessibility of bladeVSAvoidrisk of accidental injury
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent transitions from storing the blade on a flat surface to inserting it into a recessed cavity. This creates a three-dimensional storage solution where the blade's sharp edge is contained within the recess, preventing accidental contact during storage while maintaining easy access by simply reaching into the recess to retrieve the blade.

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

Solution Approach 2:

The patent converts the harmful sharp edge of the blade into a beneficial feature by designing the recess to receive and contain the sharp edge. The sharp edge that could cause injury is now the very feature that enables secure insertion and retention within the recess, transforming a hazard into a functional advantage.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

3Adaptability or versatility

If the razor blade is removed from its original packaging, then it can be used, but it becomes difficult to protect the sharp edge during storage

Engineering Contradiction:
Improvereusability of bladeVSAvoidexposure of sharp edge
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The patent provides a three-dimensional recessed cavity that receives and protects the exposed sharp edge of the blade after removal from original packaging. This recessed structure allows the blade to be stored safely with the sharp edge contained, enabling reuse while protecting against accidental injury during storage.

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

The device provides safe and convenient storage by preventing accidental falls and injuries, ensuring easy retrieval of razor blades while allowing secure attachment to metal surfaces for enhanced accessibility.

Implementation Method 1

a magnet positioned within the recessed feature into which the sharp edge of the blade can be inserted. The magnet assembly is designed to retain the razor blades in place

Methodology Applied
Scientific EffectMagnetic force: Magnetism

Implementation Method 2

In specific embodiments, the magnet of this assembly can be positioned in a way to allow secure attachment of the entire storage device to a ferrous object

Methodology Applied
Scientific EffectMagnetic force: Magnetism

Data Source

PatentUS20250318622A1Magnetic Storage for Reuse Device
Publication Date: 2025.10.16 KROMMENHOEK MAX
  • US20250318622A1 patent drawing
  • US20250318622A1 patent drawing
  • US20250318622A1 patent drawing

AI summary

A magnetic blade storage for reuse device (or device for magnetically storing blades for their safe reuse). The device includes a recessed feature and a magnet positioned within the recessed feature into which the sharp edge of the blade can be inserted. The magnet assembly is designed to retain the razor blades in place, protecting the sharp edge and ensuring the blades do not fall out accidentally. In specific embodiments, the magnet of this assembly can be positioned in a way to allow secure attachment of the entire storage device to a ferrous object. Furthermore, a pair of opposing walls forming the aforementioned recessed feature can be arranged in a variety of angles relative to one another.