Adjustable Toilet Footrest Assembly for Anorectal Angle Control

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Solution Overview

Problem

Existing toilet footrests are not adjustable to accommodate users of different sizes and medical needs, failing to provide the optimal anorectal angle for comfortable and efficient defecation.

Innovation Solution

An adjustable toilet footrest assembly comprising a main footrest and a height- and angle-adjusting accessory that is removably attachable and nestable, allowing users to customize the height and angle to approximate a squatting position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed-height footrest is used, then the structure is simple, but it cannot accommodate users of different sizes and medical needs

Engineering Contradiction:
Improveaccommodation of different user sizes and medical needsVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The footrest is divided into a main footrest body and separate height-adjusting accessories. These accessories can be removably attached to the top of the main footrest to increase height, or nested to the underside when not in use. This segmentation allows the basic structure to remain simple while providing adaptability through modular additions.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The height-adjusting accessory is designed to nest within the main footrest when not in use. This nesting arrangement maintains a compact, simple appearance when adjustment is not needed, while allowing easy access to the adjustment components when required.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Adaptability or versatility

If the footrest height is made adjustable, then it accommodates various user needs, but the device becomes more complex

Engineering Contradiction:
Improveheight and angle adjustabilityVSAvoidnumber of components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The height-adjusting accessory serves multiple functions: it can be attached to increase footrest height, removed to return to the original height, and nested within the main footrest for storage. This multi-functionality reduces the need for separate components for each adjustment function.

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

Solution Approach 2:

The footrest system transitions from a static, fixed-height design to a dynamic, adjustable design. The removable and nestable accessory enables the footrest to adapt its height and angle based on user needs, while maintaining simplicity through the reversible nature of the adjustment mechanism.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If a removable height-adjusting accessory is added, then the footrest becomes adaptable, but assembly and disassembly is required

Engineering Contradiction:
Improvecustomizable heightVSAvoidease of use
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The removable height-adjusting accessory is designed to be easily attached and detached by the user without requiring tools or complex assembly procedures. The self-service nature of the adjustment allows users to quickly modify the footrest height according to their needs.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The height-adjusting accessory is pre-designed with attachment features that align with the main footrest, allowing users to simply place and secure the accessory without complex alignment or assembly steps. The preliminary design of the attachment interface simplifies the user operation.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10064497B2Adjustable toilet footrest assembly
Publication Date: 2018.09.04 SQUATTY POTTY LLC
  • US10064497B2 patent drawing
  • US10064497B2 patent drawing
  • US10064497B2 patent drawing

AI summary

An adjustable toilet footrest assembly has a main footrest and a height-adjusting accessory, wherein the height-adjusting accessory is removably attachable to the top of the main footrest and wherein the height-adjusting accessory is nestable to the underside of the main footrest when not in use.