Rubber-Coated Pliers Rack for Organized Drawer Storage

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Solution Overview

Problem

Existing storage racks for tools lack efficient organization and stability, leading to clutter and potential damage from tool contact, while not optimizing space usage.

Innovation Solution

A pliers rack made from heavy-duty steel with variable-width void spaces and riser nests, coated with a flexible rubberized material, providing secure anchoring and designated storage for tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If tools are stored in a traditional toolbox drawer, then storage capacity is achieved, but tools become cluttered and difficult to locate

Engineering Contradiction:

Improvetool accessibilityVSAvoidtool visibility

Core Design Contradiction:

Ease of operationVSLoss of information

Solution Approach 1:

The rack divides the storage space into individual compartments using vertical walls and risers, with each compartment designed to hold a specific tool. This segmentation allows each tool to be visible and accessible independently, eliminating the cluttered drawer environment while maintaining storage capacity.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The rack transitions from a two-dimensional drawer bottom to a three-dimensional structure by adding vertical risers and walls. This dimensional change creates multiple storage levels and compartments, improving tool visibility and accessibility while maximizing storage capacity within the same footprint.

Inventive Principle:

Principle #17Another dimension (Dimensionality change)

2Ease of operation

If slots or walls are spaced apart to allow easy access, then tool accessibility is improved, but space utilization decreases

Engineering Contradiction:

Improvetool accessibilityVSAvoidspace utilization

Core Design Contradiction:

Ease of operationVSVolume of moving object

Solution Approach 1:

The rack incorporates adjustable risers that can be repositioned vertically along the walls. This dynamic adjustment capability allows the compartment heights to be optimized for different tool sizes, ensuring maximum space utilization while maintaining adequate access clearance. The system adapts to various storage needs without sacrificing accessibility.

Inventive Principle:

Principle #15Dynamics

3Ease of manufacture

If a simple metal rack structure is used, then manufacturing cost is reduced, but stability and grip are insufficient

Engineering Contradiction:

Improvemanufacturing costVSAvoidrack stability

Core Design Contradiction:

Ease of manufactureVSReliability

Solution Approach 1:

The rack combines metal construction with rubberized coating to create a composite structure. The metal base provides structural strength and stability, while the rubberized coating adds friction for improved grip and shock absorption. This composite approach enhances reliability without significantly increasing manufacturing complexity, as the coating can be applied through standard dipping or spraying processes.

Inventive Principle:

Principle #40Composite materials

4Volume of moving object

If tools are stored close together to maximize space, then space utilization is improved, but tools may contact each other causing damage

Engineering Contradiction:

Improvespace utilizationVSAvoidtool damage risk

Core Design Contradiction:

Volume of moving objectVSObject-affected harmful factors

Solution Approach 1:

The rack incorporates rubberized coating on the walls and risers that contact the tools, providing a cushioning effect before damage can occur. This protective layer absorbs minor impacts and prevents direct metal-to-metal contact between tools, reducing the risk of scratches, dents, or other damage while allowing tools to be stored in close proximity.

Inventive Principle:

Principle #11Beforehand cushioning (Prior cushioning)

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

Ensures organized tool storage with reduced risk of damage, optimal space utilization, and enhanced accessibility.

Implementation Method 1

The coated rack is then allowed to cool and cure so that the coating remains flexible and permanently adhered to the metal portion of the formed rack

Methodology Applied

Scientific EffectAdhesion: Adhesive

Implementation Method 2

the rack is dipped in a heated suspension of PVC or other polymer particles in a liquid plasticizer

Methodology Applied

Scientific EffectDeposition: Deposition (physical)

Implementation Method 3

The wide base and depth of the rack, horizontal flange orientation, and rubberized frictional surface provide secure anchoring

Methodology Applied

Scientific EffectFriction: Friction

Data Source

PatentUS12515309B2Pliers rack

Publication Date: 2026.01.06 A & E INCORPORATED

AI summary

A tool rack is disclosed. A pair of flanges rest on a carrying surface such as a rack of a toolbox, or a tool cart. A series of risers extend away from the flanges and across a width between the flanges to create individual riser nests within which to store tools.