Kitchen Caddy with Omnidirectional Wheels

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Solution Overview

Problem

Current kitchen caddies are limited in their movability, as they can only move front and back and do not allow omnidirectional movement, making it difficult to access kitchen appliances in cluttered spaces.

Innovation Solution

A kitchen caddy equipped with 360-degree, omnidirectional wheels that enable gliding and sliding in any direction and rotation to any angle, allowing for easy access to kitchen appliances in confined spaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional fixed-direction wheels are used on kitchen caddy, then the structure is simple and stable, but the caddy cannot move omnidirectionally and must have obstacles removed before moving

Engineering Contradiction:
ImprovemovabilityVSAvoidwheel system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies spherical balls instead of traditional circular wheels to enable omnidirectional movement. The spherical shape allows the caddy to roll in any direction without requiring obstacles to be removed, directly resolving the contradiction by improving ease of operation through curved geometry while maintaining relatively simple ball bearing mechanisms.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The patent transitions from static fixed-direction wheels to dynamic spherical balls that can rotate freely in any direction. This dynamic capability allows the caddy to adapt its movement direction continuously, improving operability in confined kitchen spaces while using straightforward spherical ball mechanisms with bearings.

Inventive Principle:
Principle #15Dynamics

2Volume of moving object

If the base thickness is reduced to fit confined spaces, then the caddy fits better under cabinets and along countertops, but the structural strength may be compromised

Engineering Contradiction:
Improvebase thicknessVSAvoidbase structural strength
Core Design Contradiction:
Volume of moving objectVSStrength

Solution Approach 1:

The patent specifies that the base may be made of wood or bamboo, utilizing natural composite materials that provide high strength-to-weight ratios. This allows the base to maintain sufficient structural strength even when reduced to a thickness of less than 3.25 cm, enabling the caddy to fit in confined spaces without compromising load-bearing capacity.

Inventive Principle:
Principle #40Composite materials

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 omnidirectional wheel system allows for unrestricted rotation and movement of the kitchen caddy, facilitating easy access to kitchen appliances in cluttered spaces, such as under kitchen cabinets or along countertops.

Implementation Method 1

The spherical ball is supported by smaller ball bearings housing in the restraining fixture

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

the spherical ball is supported by smaller ball bearings housing in the restraining fixture

Methodology Applied
Scientific EffectBall Bearing: Ball Bearing

Data Source

PatentUS20250153755A1Appliance kitchen caddy with 360-degree wheels
Publication Date: 2025.05.15 JESTINGS WENDY
  • US20250153755A1 patent drawing
  • US20250153755A1 patent drawing
  • US20250153755A1 patent drawing

AI summary

A kitchen caddy having an omnidirectional wheel system is provided. The omnidirectional wheel system enables unrestricted rotation and movement along a supporting surface. The kitchen caddy also provides a movement stabilizer operatively associated with the underside to, if desired, reduce mobility.