Portable Exercise Stand With Segmented Elastic Bands

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Solution Overview

Problem

Conventional portable physical therapy equipment for musculoskeletal rehabilitation lacks sufficient resistive load and is often cumbersome for at-home use, making it impractical for effective exercises.

Innovation Solution

A portable support stand with a base and upright support members that maintain tension on an elastic member, providing resistance for muscle exercises and allowing for bi-directional movement, and can be easily carried and used in various therapeutic positions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If conventional elastic bands are used with stable objects for at-home physical therapy, then the equipment is convenient and inexpensive, but the resistive load is insufficient

Engineering Contradiction:
Improveresistive loadVSAvoidequipment complexity
Core Design Contradiction:
ForceVSDevice complexity

Solution Approach 1:

The device divides the resistive load function into two separate elastic bands instead of using one large elastic band. Each elastic band is attached to separate upright members, allowing them to work independently and provide cumulative resistance. This segmentation enables sufficient resistive load while keeping each individual component simple and portable.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent combines two elastic bands and two upright members into a single integrated support structure. By merging these components, the device creates a unified system that provides enhanced resistive load compared to using a single elastic band, while maintaining portability and simplicity through the integrated design.

Inventive Principle:
Principle #5Merging (Combining)

2Force

If more complicated machinery is used to provide sufficient resistive load, then the resistive load is adequate, but the equipment becomes cumbersome and difficult to port

Engineering Contradiction:
Improveresistive loadVSAvoidequipment weight
Core Design Contradiction:
ForceVSWeight of moving object

Solution Approach 1:

The device uses two separate elastic bands attached to upright members rather than one large elastic band or complex machinery. This segmentation allows the use of lighter, more portable elastic components that collectively provide sufficient resistive load without the weight and complexity of traditional rehabilitation equipment.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent changes the configuration parameters by using two elastic bands at different positions (attached to upright members) instead of a single elastic band. This parameter change allows the system to achieve adequate resistive load through multiple smaller elastic components rather than one large component, reducing overall equipment weight and improving portability.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If portable equipment is used for at-home physical therapy, then the equipment is easy to transport, but it lacks the stability and support needed for effective exercises

Engineering Contradiction:
ImproveportabilityVSAvoidstructural stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The device segments the support structure into two separate upright members that can be independently positioned and stabilized. Each upright member has its own elastic band attachment, allowing for stable support during exercises while maintaining portability. The segmented design enables the structure to be lightweight yet stable when properly configured.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent creates a dynamic system where the elastic bands can extend and retract based on the exercise movements, while the upright members provide stable support. This dynamic configuration allows the device to adapt to different exercise positions and movements, maintaining both stability during use and portability when stored.

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The support stand provides a stable and portable means to apply resistive load for effective muscle exercises, enhancing rehabilitation outcomes while being lightweight and easy to transport.

Implementation Method 1

A resilient, elastic member 5 is stretched between the upright support members 3a, 3b

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS9227100B2Portable physical therapy exercise support stand
Publication Date: 2016.01.05 JOHNSON TAMMY
  • US9227100B2 patent drawing
  • US9227100B2 patent drawing
  • US9227100B2 patent drawing

AI summary

A portable exercise support stand includes a base from which extend first and second vertical support members, each having upward ends and a resilient, elastic member having ends attached to the upward ends of the first and second support members.