Sink accessory system

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Solution Overview

Problem

Existing sink accessories lack a secure and versatile method to be positioned within sink basins without requiring additional mounting features, limiting their functionality and adaptability to different sink geometries.

Innovation Solution

A sink accessory designed with sloped ends that wedge between opposing sink walls, utilizing draft angles and flexible materials to create a secure fit, allowing for adjustable positioning and multiple functional levels without additional mounting features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If sink accessories use traditional mounting methods, then they require additional mounting features, but this increases device complexity and limits adaptability to different sink geometries

Engineering Contradiction:
Improveadaptability to different sink geometriesVSAvoidmounting features
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent removes the need for additional mounting features by extracting the mounting function itself. The wedge-shaped body with draft angles directly engages with the sink walls through friction and normal forces, eliminating separate mounting brackets or attachment mechanisms that would otherwise be required.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The wedge-shaped design with draft angles serves multiple functions simultaneously: it provides structural support, creates secure attachment through friction, enables adjustable positioning, and adapts to various sink geometries. This single geometric feature replaces what would traditionally require multiple separate components.

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

2Ease of operation

If sink accessories are fixed to the sink, then positioning is stable, but this reduces ease of operation and adjustability

Engineering Contradiction:
Improveadjustable positioningVSAvoidsecure fit
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements a dynamic positioning system where the wedge-shaped body can be inserted at different angles and positions along the sink walls. The draft angles enable the accessory to wedge securely at various heights and orientations, providing both stability and adjustability through geometric constraints rather than fixed mounting points.

Inventive Principle:
Principle #15Dynamics

3Ease of manufacture

If sink accessories use rigid materials, then structural strength is maintained, but this reduces ease of manufacture and increases device complexity

Engineering Contradiction:
Improveflexible materialsVSAvoidstructural strength
Core Design Contradiction:
Ease of manufactureVSStrength

Solution Approach 1:

The patent changes the geometric parameters of the accessory body by incorporating draft angles, which fundamentally alter how the structure interacts with the sink walls. This geometric modification enables secure attachment and adjustsability without requiring complex rigid mounting mechanisms, simplifying manufacturing while maintaining structural integrity.

Inventive Principle:
Principle #35Parameter changes

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

Enables secure, adaptable, and versatile positioning within sink basins, providing additional functional space and allowing for multiple sink accessories to create multiple functional levels, enhancing user functionality without altering the sink's geometry.

Implementation Method 1

at least one of the first end and the second end includes an elastic material to facilitate a flexible wedge fit within the sink

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

at least one of the first end and the second end of the at least one sink accessory includes a coating to increase a coefficient of friction with at least one of the first wall or the second wall

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS11857119B2Sink accessory system
Publication Date: 2024.01.02 KOHLER CO(US)
  • US11857119B2 patent drawing
  • US11857119B2 patent drawing
  • US11857119B2 patent drawing

AI summary

A sink accessory configured to provide functional space within a sink includes a first end, a second end opposite the second end, and a work space defined between the first end and the second end. The first end and the second end are configured to respectively engage with a first wall and a second wall of a sink to wedge the sink accessory between the first wall and second wall of the sink. Another aspect of the present disclosure relates to a sink accessory system that includes a sink having a first wall and a second wall opposing the first wall, and at least one sink accessory wedged within the sink.