Adjustable Support Platform for Wall-Mounted Toilet Weight Capacity

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Solution Overview

Problem

Wall-mounted toilets in healthcare facilities often fail to support the increased weight of overweight, obese, or severely obese individuals, leading to potential injuries and costly damages due to their limited weight-bearing capacity, and existing support solutions are either non-adjustable, difficult to clean, or cumbersome.

Innovation Solution

A lightweight, adjustable, and removable platform that can be easily positioned under wall-mounted toilets, made of high-quality, interchangeable components, allowing for increased weight-bearing capacity without requiring tools for installation or maintenance, and designed for easy cleaning and sterilization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If wall-mounted toilets are used to facilitate cleaning, then cleaning efficiency is improved, but weight-bearing capacity is insufficient for obese patients

Engineering Contradiction:
Improvecleaning efficiencyVSAvoidweight-bearing capacity
Core Design Contradiction:
ProductivityVSStrength

Solution Approach 1:

The support system is divided into separate modular components: a platform, multiple adjustable legs, and mounting hardware. This segmentation allows the platform to be independently positioned and adjusted to provide additional weight-bearing capacity while maintaining the wall-mounted toilet's cleaning advantages.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The platform acts as an intermediary element between the wall-mounted toilet and the floor. It transfers and distributes the additional weight load to the floor through adjustable legs, thereby strengthening the overall weight-bearing capacity without modifying the toilet fixture itself.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Strength

If wooden supports are used to increase weight capacity, then strength is improved, but ease of cleaning deteriorates due to contamination risk

Engineering Contradiction:
Improveweight-bearing capacityVSAvoidease of cleaning
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The material parameter is changed from wood to stainless steel, which provides the same or greater structural strength while being non-porous, resistant to bacterial contamination, and easily cleanable. This material substitution resolves the contradiction between strength and ease of cleaning.

Inventive Principle:
Principle #35Parameter changes

3Strength

If the SK1000 support is used to provide weight support, then weight-bearing capacity is improved, but adaptability deteriorates due to permanent installation

Engineering Contradiction:
Improveweight-bearing capacityVSAvoidmobility and repositionability
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The support system transitions from a static permanent installation to a dynamic adjustable structure. The legs can be adjusted in length and position, and the entire platform can be removed and reinstalled in different locations, providing adaptability while maintaining weight-bearing capacity.

Inventive Principle:
Principle #15Dynamics

4Strength

If the SK1000 support is used to support weight, then strength is improved, but device complexity increases due to single-point load concentration

Engineering Contradiction:
Improveweight-bearing capacityVSAvoidstructural complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The load-bearing function is segmented across multiple independent legs instead of concentrating it in a single bumper foot. This distribution of load paths simplifies the structural design while maintaining or enhancing weight-bearing capacity.

Inventive Principle:
Principle #1Segmentation

5Ease of operation

If mounting bolts are removed for SK1000 installation, then ease of installation is improved, but reliability deteriorates due to seal breakage and leakage

Engineering Contradiction:
Improveease of installationVSAvoidseal integrity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The installation process extracts or removes the need to detach mounting bolts from the toilet fixture. The platform is installed independently using separate mounting hardware, thereby preserving the original seal and preventing leakage while maintaining ease of installation.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS7945972B2Support for wall mounted toilets
Publication Date: 2011.05.24 RUSH UNIV MEDICAL CENT
  • US7945972B2 patent drawing
  • US7945972B2 patent drawing
  • US7945972B2 patent drawing

AI summary

A support platform for wall mounted toilets is described. The platform attaches easily under the toilet and contains bolts and feet for adjustment. The platform provides support to wall mounted toilets so that persons of weight greater than the rated load of the wall mounted toilet can use the toilet in comfort and safety. It is removable for use in different bathrooms, easily transported and can be sterilized where bacterial or viral contamination is a concern.