Integrated Sink Drain Bracket for Easier Disposal Mounting

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Solution Overview

Problem

Conventional garbage disposal mounts for seamless drain sinks require unique hardware and complex installation processes, necessitating the removal of the disposal mounting ring and simultaneous holding of the disposer during installation.

Innovation Solution

A sink drain assembly with a bracket featuring helical ramps and a sealing flange that integrates seamlessly with the sink, allowing for direct mounting of garbage disposals and liquid drains using conventional hardware and simplified installation procedures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional disposal mounting rings and multi-component sink drains are used, then the disposal can be mounted to the sink, but the installation process becomes complex requiring removal of mounting rings and simultaneous holding of the disposer

Engineering Contradiction:
Improveease of installationVSAvoidcomplexity of mounting structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines the bracket and mounting ring into a single integrated bracket structure. The bracket includes an integrated mounting ring with tabs that directly engage the disposal flange, eliminating the need for separate mounting rings and multiple components. This merging of functions allows the disposal to be mounted directly to the seamless drain sink without complex assembly steps.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bracket serves multiple functions: it provides structural support for the disposal, creates a fluid-tight seal against the seamless drain sink, and includes integrated mounting tabs for direct disposal attachment. This multi-functionality eliminates the need for separate mounting rings and simplifies the installation process while maintaining compatibility with conventional disposals.

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

2Adaptability or versatility

If unique hardware is used for seamless drain sinks, then the disposal can be mounted, but additional specialized components are required increasing device complexity

Engineering Contradiction:
Improvecompatibility with seamless sinksVSAvoidnumber of mounting components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bracket is designed to be universally compatible with both seamless drain sinks and conventional sinks with standard drain assemblies. It includes an integrated mounting ring that can engage conventional disposal flanges, allowing the same bracket design to work across different sink types without requiring specialized hardware for each application.

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

Solution Approach 2:

The bracket is designed as a modular component that can be used with various drain assemblies and disposal types. The segmented design allows it to interface with different sink configurations while maintaining a consistent mounting mechanism, reducing the need for completely different hardware for seamless versus conventional sinks.

Inventive Principle:
Principle #1Segmentation

3Reliability

If conventional multi-component drain assemblies are used, then the disposal can be mounted, but the number of parts increases requiring more installation steps

Engineering Contradiction:
Improveseal integrityVSAvoidnumber of drain components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The bracket combines the mounting ring, seal support, and structural bracket functions into a single integrated component. This eliminates the need for separate mounting rings, backup flanges, and other multi-component assemblies while maintaining the fluid-tight seal integrity through the integrated sealing surface that contacts both the sink and disposal.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12590446B2Sink with integrated drain/waste disposal bracket
Publication Date: 2026.03.31 SULLIVAN DANIEL O
  • US12590446B2 patent drawing
  • US12590446B2 patent drawing
  • US12590446B2 patent drawing

AI summary

A sink drain assembly configured to be coupled to at least one of a garbage disposer and a strainer, the sink drain assembly comprising: (i) a sink including a peripheral wall connected to a bottom portion thereof, the bottom portion including a sink opening at least partially delineated by a drain sleeve seamlessly and integrally formed with the bottom portion; and, (ii) a bracket permanently mounted to the drain sleeve and extending away from an underside of the bottom portion of the sink, the bracket including a sealing flange forming a water-tight seal with an outer periphery of the drain sleeve, the bracket including a circumferential wall that delineates a bracket opening larger than the sleeve opening and sink opening, the bracket including at least three helical ramps axially outset from the bracket opening and equidistantly spaced from one another.