Garbage Disposal Installation Tool via Sink Drain Bridge

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Solution Overview

Problem

Existing garbage disposal installation tools require manual support and consume space below the sink, making it difficult to install or remove disposal units without cluttered areas and strain on the user.

Innovation Solution

A tool with a rotatable garbage disposal support member and a drain bridge element that supports the disposal unit from the sink drain, allowing for height adjustment and sealing without needing additional space below the sink.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a support stand is used below the disposal unit during installation, then the user does not have to manually support the disposal, but the space below the sink becomes cluttered and the installation becomes more complex

Engineering Contradiction:
Improveease of installationVSAvoidinstallation complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The invention combines the support function with the existing sink drain structure by inserting a tool body through the drain opening. The drain bridge element spans the drain diameter and integrates the support mechanism into the drain assembly itself, eliminating the need for separate support stands and reducing installation complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The tool body is inserted through the sink drain opening, nesting the support mechanism within the existing drain structure. The drain bridge element spans the drain diameter and the garbage disposal support member is positioned within the disposal unit opening, creating a nested arrangement that utilizes existing space without adding external clutter.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If the user manually supports the disposal unit during fastening, then no additional tools are needed, but the user experiences strain and cannot use both hands for fastening

Engineering Contradiction:
Improveease of fasteningVSAvoiduser strain
Core Design Contradiction:
Ease of operationVSForce

Solution Approach 1:

The tool body, when inserted through the sink drain, automatically provides support for the garbage disposal unit through the drain bridge element and support member. This self-supporting mechanism eliminates the need for manual support by the user, allowing both hands to be freed for fastening operations without requiring additional external support tools.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If a rotatable support member is used to adjust disposal height, then the disposal can be positioned precisely, but the device complexity increases

Engineering Contradiction:
Improvepositioning precisionVSAvoidtool complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The garbage disposal support member is made rotatable relative to the tool body, allowing dynamic adjustment of the disposal unit's position and orientation. This rotational capability enables precise positioning of the disposal unit during installation while using a simple rotational mechanism rather than complex adjustment systems.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9550279B2Garbage disposal installation tool
Publication Date: 2017.01.24 KEENEY HLDG LLC
  • US9550279B2 patent drawing
  • US9550279B2 patent drawing
  • US9550279B2 patent drawing

AI summary

A garbage disposal installation tool is provided that is adapted to support a garbage disposal from its upper opening and through the sink drain, whereby the disposal unit is supported from above while the installer secures the unit to the sink drain. The device comprises a tool body having an elongated, threaded rod with an upper end and a lower end. The upper end comprises a handle, while the lower end comprises a pivotable garbage disposal support member adapted to support the disposal unit from its upper opening and from the interior thereof. Along the threaded rod is a sink drain bridge element that is adapted to bear against the upper surface of a sink drain and support the tool body and the disposal unit therefrom. The bridge element is threaded to the elongated rod and positionable along its length to elevate the disposal unit by rotating the handle.