Apron-front sink

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Solution Overview

Problem

Apron-front sinks are often heavy and require significant modifications to the base cabinet for installation and removal, leading to increased costs and complexity in remodeling projects, as the entire sink and cabinet need to be replaced to update the surrounding décor.

Innovation Solution

A sink design featuring a replaceable panel connected to the apron via a fastening system, allowing the panel to be easily removed and replaced without altering the sink's installation or plumbing, using a fastening system with cooperating fasteners and spring washers for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a traditional apron-front sink is installed, then the sink provides durable and functional performance, but the base cabinet requires significant modifications and the entire assembly must be replaced to update aesthetics

Engineering Contradiction:
Improveaesthetic adaptabilityVSAvoidcabinet modification complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The sink assembly is segmented into two independent parts: the permanent sink body (basin and apron) and the removable decorative panel. This allows the aesthetic element to be separated from the functional element, enabling panel replacement without moving the sink or modifying the cabinet.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The decorative front panel is extracted as a separate removable component from the sink assembly. This extracted panel can be replaced independently to update aesthetics while the sink body remains installed, eliminating the need to replace the entire sink-cabinet assembly.

Inventive Principle:
Principle #2Taking out (Extraction)

2Stability of the object's composition

If a traditional apron-front sink is installed, then the sink provides structural stability, but the installation and removal require extensive cabinet modifications

Engineering Contradiction:
Improvesink installation stabilityVSAvoidremodeling ease
Core Design Contradiction:
Stability of the object's compositionVSEase of manufacture

Solution Approach 1:

By segmenting the sink into a permanently installed body and a removable panel, the system maintains stable installation of the heavy sink body while simplifying remodeling to a simple panel swap, eliminating complex cabinet modifications.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The front panel transitions from a fixed permanent component to a dynamic removable component. This allows the aesthetic element to be easily changed (high ease of manufacture) while the sink body remains stably installed.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If a traditional apron-front sink is used, then the sink provides aesthetic appeal, but replacement of the sink to update décor increases remodeling costs

Engineering Contradiction:
Improveaesthetic update capabilityVSAvoidmaterial replacement cost
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

Segmenting the sink into permanent body and removable panel allows replacement of only the inexpensive panel material rather than the entire expensive sink, reducing material costs for aesthetic updates.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The decorative panel is designed as a lower-cost replaceable component compared to the permanent sink body. Multiple panels can be produced at lower cost, enabling aesthetic updates without high material replacement costs.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Data Source

PatentUS10501919B2Apron-front sink
Publication Date: 2019.12.10 ELKAY MANUFACTURING CO
  • US10501919B2 patent drawing
  • US10501919B2 patent drawing
  • US10501919B2 patent drawing

AI summary

A sink includes a basin body having a generally concave shape that forms at least one sink basin, a top flange integrally formed with the basin body, the top flange extending around the at least one sink basin, an apron connected to a front edge of the top flange, a replaceable panel removably connected to the apron, and a fastening system disposed between the apron and the replaceable panel, the fastening system releasably connecting the replaceable panel to the apron.