Sink Mounting Bracket Layout for Accessible Apron-Front Installation

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Solution Overview

Problem

The challenge in mounting self-rimming sinks, particularly apron-front sinks, lies in securely attaching them to a support structure without easily accessible fasteners, which often requires difficult reach and can lead to warping of the rim and unsightly gaps during installation, and retrofitting these sinks into standard cabinetry is problematic due to size incompatibilities.

Innovation Solution

A mounting system comprising a receiving structure, a bracket, a linking member, and connectors that securely engage the sink's rim and basin to the cabinet, allowing for easy installation and alignment, reducing the need for extensive modifications and iterative fitting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional fastening methods are used to secure the sink rim to the countertop, then the sink can be attached to the support structure, but the fasteners become difficult to reach and see, and the installation process becomes complex and time-consuming

Engineering Contradiction:
Improvesink attachment securityVSAvoidfastener accessibility
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent moves the fastening mechanism from a horizontal plane (traditional side-mounted fasteners) to a vertical dimension by extending the mounting arm downward from the countertop. This allows the fastener to be accessed from below the countertop surface, making it easily reachable while maintaining secure attachment of the sink rim.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The patent introduces a mounting arm as an intermediary component that bridges the countertop and the sink rim. This mounting arm extends downward to provide a lever arm for the fastener, allowing the fastening action to occur at an accessible location while still securing the rim at the appropriate position.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If traditional side-mounted fasteners are used, then the sink rim can be secured to the countertop, but clearance must be provided for the installer's hand and tool, which reduces the width of the basin

Engineering Contradiction:
Improverim securingVSAvoidbasin width
Core Design Contradiction:
ReliabilityVSArea of moving object

Solution Approach 1:

The patent relocates the fastening operation from the horizontal side clearance zone to the vertical space below the countertop. By extending the mounting arm downward, the fastener operates in a dimension that does not encroach on the basin width, thereby maintaining full basin area while achieving secure rim attachment.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Reliability

If apron-front sinks are installed using conventional methods, then the sink can be mounted, but precise and repeated cuts are required to fit the sink to the cabinet front without leaving unsightly gaps

Engineering Contradiction:
Improvesink fittingVSAvoidgap elimination
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The mounting system incorporates adjustable mounting arms that can be positioned and secured before final sink installation. This preliminary adjustment capability allows the sink to be fitted to the cabinet front with proper clearance, eliminating the need for precise repeated cuts and ensuring gap-free installation on the first attempt.

Inventive Principle:
Principle #10Preliminary action

4Ease of manufacture

If apron-front sinks are designed with standard dimensions, then manufacturing is simplified, but they will not fit into standard non-apron-front cabinetry due to width and door height constraints

Engineering Contradiction:
Improvesink productionVSAvoidcabinet compatibility
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The mounting system employs adjustable mounting arms with variable length and positioning capabilities. This dynamic adjustment feature allows the same sink design to be adapted to different cabinet configurations, including both apron-front and non-apron-front cabinetry, thereby maintaining manufacturing simplicity while achieving broad compatibility.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9492010B2Mounting system for sink
Publication Date: 2016.11.15 KOHLER CO(US)
  • US9492010B2 patent drawing
  • US9492010B2 patent drawing
  • US9492010B2 patent drawing

AI summary

A mounting system for securing a sink to a countertop supported by a cabinet is provided. The mounting system includes a receiving structure configured to be supported under a rim of the sink, a bracket having a first portion configured to engage a portion of the cabinet and a second portion configured to engage a bottom of a basin of the sink, a linking member extending between the receiving structure and the bracket, a first connector configured to engage a first end of the linking member and retain the linking member relative to the receiving structure, and a second connector configured to engage a second end of the linking member and secure the bracket against the cabinet and the bottom of the basin of the sink.