Utensil retaining device

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Solution Overview

Problem

Existing knife holders often expose knife blades, posing a safety risk, and are not adaptable to different sizes and shapes, limiting user flexibility in securing and displaying knives.

Innovation Solution

A utensil retaining device with a hollow center and elongated wings containing interior magnets, allowing secure retention and display of knives of varying sizes and shapes, with the magnets concealed beneath a veneer for safety and aesthetic appeal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If magnets are utilized to secure knives, then ease of operation is improved, but safety deteriorates due to exposed blades

Engineering Contradiction:
Improveease of accessVSAvoidsafety risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The magnet is nested within a cavity in the knife holder body, with only the magnetic field extending outward to secure the knife blade. The blade is thus retained by the hidden magnet without being exposed, resolving the contradiction between ease of access and safety.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

A cavity structure serves as an intermediary between the magnet and the external environment, allowing the magnetic force to act on the knife blade while preventing direct exposure of the blade to potential harm. The cavity mediates the interaction between the retaining mechanism and the user.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If specific slots are mated for particular knives, then reliability is improved, but adaptability deteriorates

Engineering Contradiction:
Improvesecure retentionVSAvoidadaptability to different sizes and shapes
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The knife holder employs a universal magnet that can retain knives of various sizes and shapes through magnetic attraction, eliminating the need for specific slots for each knife type. The magnet provides reliable retention while accommodating diverse knife configurations.

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

Solution Approach 2:

The design changes from fixed geometric slots to a magnetic field-based retention system, where the retaining mechanism adapts to different knife parameters (size, shape, material) through variable magnetic attraction rather than fixed physical constraints.

Inventive Principle:
Principle #35Parameter changes

3Object-affected harmful factors

If magnets are concealed beneath veneer, then safety is improved, but manufacturing precision requirements increase

Engineering Contradiction:
ImprovesafetyVSAvoidprecision of magnet placement
Core Design Contradiction:
Object-affected harmful factorsVSManufacturing precision

Solution Approach 1:

The magnet is nested within a pre-formed cavity in the knife holder body. The cavity provides a defined space that guides magnet placement, reducing the precision requirements compared to embedding magnets directly into the veneer surface.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The cavity structure is prepared in advance during the knife holder manufacturing process, creating a predetermined location for the magnet. This preliminary action simplifies subsequent magnet installation and ensures consistent positioning without requiring high-precision operations.

Inventive Principle:
Principle #10Preliminary action

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 safely secures and displays knives of different sizes and shapes, ensuring easy access while concealing the magnets for a safe and aesthetically pleasing solution.

Implementation Method 1

at least one magnet positioned within the void, each of the at least one magnet imparting a magnetic field radially outward, the magnetic field of sufficient strength to removably secure at least one utensil against the outer surface of the main body

Methodology Applied
Scientific EffectMagnetic field: Magnetic Field

Data Source

PatentUS10390661B1Utensil retaining device
Publication Date: 2019.08.27 FN SHARP LLC
  • US10390661B1 patent drawing
  • US10390661B1 patent drawing
  • US10390661B1 patent drawing

AI summary

A utensil holder comprising a main body having a void therein, the main body comprising an outer surface, an upper base, and a lower base, at least one magnet positioned within the void, each of the at least one magnet imparting a magnetic field radially outward, the magnetic field of sufficient strength to removably secure at least one utensil against the outer surface of the main body, and support material within the void of the main body, the support material configured to removably secure the at least one utensil within the void.