Tapered Boot Jack Design for In-Boot Storage and Portability

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Solution Overview

Problem

Conventional boot jacks are not designed for portability and space efficiency, making them inconvenient for storage and travel.

Innovation Solution

A boot jack with a specific size and shape that allows it to fit inside a boot, featuring a base, intermediate portion, and boot grip portion with optimized dimensions and materials, enabling easy storage and portability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If conventional boot jacks are designed with standard dimensions for functional use, then they provide adequate stability and comfort during boot removal, but they occupy excessive storage space and reduce portability

Engineering Contradiction:
Improvestorage space occupationVSAvoidboot removal comfort
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The boot jack is designed to be nested inside the boot when not in use. The boot jack fits within the boot's interior space, utilizing the boot itself as a storage container. This nesting approach eliminates the need for separate storage space while maintaining full functionality during boot removal.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The boot jack transitions from a three-dimensional standalone object to a two-dimensional flat structure that can be compressed and stored within the boot's interior volume. By flattening the boot jack between use cycles, it occupies minimal space within the boot while maintaining structural integrity for functional use.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Length of moving object

If conventional boot jacks are designed for stability during use, then they provide adequate support for boot removal, but they are too large to be portable and convenient for travel

Engineering Contradiction:
Improveboot jack dimensionsVSAvoiduser stability during removal
Core Design Contradiction:
Length of moving objectVSStability of the object's composition

Solution Approach 1:

The boot jack employs dynamic geometry with articulated joints that allow it to transition between a compact folded state for portability and an extended stable state during use. The mechanical structure dynamically adjusts its configuration based on whether it is being stored or deployed, optimizing both portability and stability at different times.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The boot jack is divided into multiple segmented components connected by joints, allowing it to be folded into a compact configuration for storage within the boot. When deployed, these segments extend to provide the necessary stability and support surface area for comfortable boot removal, then fold back into a compact form afterward.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11389022B2Boot jack
Publication Date: 2022.07.19 LIND SUSAN BAILEY
  • US11389022B2 patent drawing
  • US11389022B2 patent drawing
  • US11389022B2 patent drawing

AI summary

A boot jack includes a base, an intermediate portion extending from the base, and a boot grip portion extending from the intermediate portion. The boot jack has an overall tapered shape, which can allow the boot jack to fit into an empty boot for storage.