Cutting Board Assembly with Movable Stops for Sink-Mounted Stability

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Solution Overview

Problem

Existing cutting boards are not slidably mountable to a countertop and tend to slip and fall into sink openings, lacking movable stops that secure them in place.

Innovation Solution

A cutting board assembly with movable stops on its bottom side that extend into a sink opening, allowing it to be slidably mounted over the sink and secured by abutting against the perimeter edge, preventing movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the cutting board is positioned to extend over the sink opening, then accessibility to the sink is improved, but the cutting board slips and falls into the sink opening

Engineering Contradiction:
Improveaccessibility to sinkVSAvoidstability of cutting board
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The cutting board incorporates movable stops that can slide along the bottom edge of the board. These stops are positioned to engage with the sink opening perimeter, creating a dynamic restraint system that prevents the board from sliding into the sink while maintaining the ability to extend over the opening for accessibility.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The movable stops act as intermediary elements between the cutting board and the sink opening. They engage with the sink perimeter to provide restraint, allowing the board to maintain its extended position for accessibility while preventing it from falling into the sink.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the cutting board is made non-slip, then stability is improved, but mobility and ease of repositioning are reduced

Engineering Contradiction:
Improvestability of cutting boardVSAvoidmobility of cutting board
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The stops are designed to be movable rather than fixed, allowing them to slide along the bottom edge of the cutting board. This dynamic design enables the board to be easily repositioned by sliding the stops, while when positioned correctly, the stops engage with the sink opening to provide stable restraint.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The restraint system is segmented into multiple movable stops rather than a single fixed attachment. This segmentation allows individual stops to be adjusted and repositioned independently, providing both mobility for repositioning and stability when engaged with the sink opening perimeter.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250281000A1Cutting Board Assembly
Publication Date: 2025.09.11 JOHNSON KYLE
  • US20250281000A1 patent drawing
  • US20250281000A1 patent drawing
  • US20250281000A1 patent drawing

AI summary

A cutting board assembly that is slidably mountable to a countertop while extending over a sink opening includes a panel upon which to position food for cutting. The panel has top and bottom sides, first and second lateral edges, and front and rear edges. A distance from the front to the rear edge is greater than a space from a front side to a back side of the sink opening. The panel is positionable on the upper surface so that the panel extends over the sink opening and is supported by the countertop. A plurality of stops is selectively movable and positioned on the bottom side. The stops extends downwardly from the bottom side and into the sink opening when the panel is positioned on the countertop. The stops are abuttable against a perimeter edge of the sink opening to restrict movement of the panel relative to the sink opening.