Rotating cutting board

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Solution Overview

Problem

Conventional cutting boards are prone to slipping and sliding on countertops, posing safety hazards and requiring inefficient manual reorientation for cutting at different angles, with existing solutions being temporary and ineffective.

Innovation Solution

A cutting board with five integrated suction cups, featuring a larger central suction cup and smaller corner cups, allowing secure attachment and rotation without slipping, while the central cup elevates the board for smooth angular adjustments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional cutting boards are used, then they provide a flat work surface for cutting, but they slip and slide on the counter surface creating safety hazards

Engineering Contradiction:
ImprovestabilityVSAvoidslipping and sliding
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies pneumatic suction cups to create a vacuum seal between the cutting board and countertop surface. The suction cups generate negative pressure that holds the board firmly in place, eliminating slipping and sliding during use while maintaining board stability.

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Ease of operation

If conventional cutting boards are used, then they provide a stable surface, but they require manual lifting and reorientation for cutting at different angles which is time-consuming

Engineering Contradiction:
ImprovereorientationVSAvoidtime to change orientation
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent introduces a rotating mechanism that allows the cutting board to be rotated to different angles while remaining attached to the countertop. The board can be dynamically adjusted from 0 to 360 degrees without requiring manual lifting and repositioning, saving time and effort while maintaining operational stability.

Inventive Principle:
Principle #15Dynamics

3Reliability

If suction cups are added to prevent slipping, then stability is improved, but the board cannot be rotated to desired positions and angles

Engineering Contradiction:
ImprovestabilityVSAvoidrotation capability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent combines static suction cups for stability with a dynamic rotating mechanism. The board can rotate to various angles while the suction cups maintain attachment to the countertop, providing both stability and adaptability for different cutting orientations.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent uses a rotating slab as an intermediary element between the fixed suction cups and the cutting board surface. This intermediary allows rotational movement while the suction cups remain stationary and attached to the countertop, enabling both stability and rotation capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Adaptability or versatility

If the board is lifted for rotation, then angle changes are possible, but the board becomes unstable and may slip during the lifting process

Engineering Contradiction:
Improveangular adjustmentVSAvoidstability during lifting
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent enables continuous rotation while the board remains attached to the countertop through suction cups. This dynamic rotation eliminates the need for lifting, maintaining stability throughout the entire angle adjustment process while achieving full adaptability for different cutting orientations.

Inventive Principle:
Principle #15Dynamics

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 cutting board remains stable and secure, enabling safe and efficient cutting at various angles without slipping, enhancing kitchen safety and usability in both home and commercial settings.

Implementation Method 1

The suction cups create negative pressure to adhere to the countertop surface

Methodology Applied
Scientific EffectNegative pressure: Pressure Increase

Implementation Method 2

The central suction cup elevates the cutting board by creating suction force

Methodology Applied
Scientific EffectSuction force: Suction

Data Source

PatentUS11510529B2Rotating cutting board
Publication Date: 2022.11.29 LANKFORD KEIFER
  • US11510529B2 patent drawing
  • US11510529B2 patent drawing
  • US11510529B2 patent drawing

AI summary

The present invention relates to a rotating cutting board. The rotating cutting board is designed to firmly secure to a countertop via a series of suction cups disposed on the bottom surface of the cutting board. The rectangular or square-shaped cutting board features five separate suction cups on the bottom surface, in which a larger suction cup is positioned in the middle of the board and one smaller cup is positioned in each corner of the board. The larger suction cup elevates the board using a wooden slab connected through bearings to the board, such that the four small suction cups are lifted off the surface, ensuring that the board can rotate freely when the middle suction cup is secured. The suction cups ensure that the board remains stable while cutting to improve overall kitchen safety.