Portable, collapsible footstool

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Solution Overview

Problem

Many individuals face difficulties in reaching their feet for personal hygiene and shoe-tying due to flexibility and physical limitations, necessitating a device that provides convenient access and support.

Innovation Solution

A portable, collapsible footstool with adjustable legs, a height-adjustable footrest, and integrated USB ports for powering accessories, along with a tray for grooming tools, addresses the need for convenient foot care and personal grooming.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If a fixed, non-portable footstool is used, then stability and support are improved, but portability and storage convenience deteriorate

Engineering Contradiction:
ImprovestabilityVSAvoidportability
Core Design Contradiction:
Stability of the object's compositionVSWeight of moving object

Solution Approach 1:

The footstool is divided into separate components: a tabletop and multiple legs that can be independently assembled and disassembled. The legs can be detached from the tabletop, allowing the footstool to be broken down into smaller, more portable segments while maintaining stability when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The legs are designed to be dynamically adjustable - they can be extended to provide stable support when needed and collapsed or removed for portability. The legs include features like rubber tips for stability and adjustable positioning mechanisms that allow the structure to transition between stable and portable states.

Inventive Principle:
Principle #15Dynamics

2Device complexity

If a fixed-height footrest is used, then structural simplicity is improved, but adaptability to different users and situations deteriorates

Engineering Contradiction:
Improvestructural simplicityVSAvoidheight adjustability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The footrest incorporates dynamic height adjustment capabilities through the leg structure. The legs can be positioned at different lengths or angles, allowing the footrest height to be adjusted while maintaining a relatively simple overall structure. This enables adaptation to different user heights and preferences without requiring a completely complex mechanism.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The footrest allows changes in the physical parameter of height through adjustable leg positioning. The legs can be extended or repositioned to change the height of the footrest relative to the tabletop, providing adaptability for different users and situations while keeping the basic structure simple.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If grooming tools are placed on an open surface, then accessibility is improved, but risk of tools falling or getting lost increases

Engineering Contradiction:
ImproveaccessibilityVSAvoidtool security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The footrest and grooming tool storage are merged into a single integrated unit. The tabletop incorporates recesses or compartments that hold grooming tools, combining the support function with the storage function. This allows tools to be securely held while remaining easily accessible during use.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The grooming tools are nested within recesses or compartments in the tabletop structure. The tools fit into designated spaces within the table surface, providing secure storage while keeping them accessible. This nesting approach prevents tools from falling while maintaining ease of access during grooming activities.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS10918215B1Portable, collapsible footstool
Publication Date: 2021.02.16 BERGER STUART
  • US10918215B1 patent drawing
  • US10918215B1 patent drawing

AI summary

The presently disclosed footstool comprises a collapsible footstool that is useful for conveniently placing one's foot into comfortable reach to facilitate personal grooming, shoe tying, and the like. The collapsible footrest features a height adjustable footrest that positions one's toes at different selected heights relative to the footstool's table top. The table top includes raised edges that form a tray for holding personal grooming tools and the like. The table top likewise preferably includes a drawer for storing tools and like when not in use. The table top further includes one or more USB ports that power/support optional accessories that plug into the table top, such as a light, magnifying lens, and/or a fan.