Portable Exercise Device with Adjustable Friction Resistance

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Solution Overview

Problem

Individuals face challenges in finding time to exercise due to busy schedules and the expense and variety of workout equipment required to effectively target different muscle groups.

Innovation Solution

A portable and wearable exercise device that can be configured in various orientations and positions on the body, featuring a resistance assembly with a tension mechanism, gear assembly, and adjustable resistance levels, allowing for diverse exercises targeting multiple muscle groups.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional workout equipment is used to target different muscle groups, then exercise effectiveness is improved, but device variety and cost increase

Engineering Contradiction:
Improveexercise effectivenessVSAvoiddevice variety
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The exercise device is designed with a universal resistance mechanism that can be configured to target multiple muscle groups including arms, legs, shoulders, feet, stomach, and back. The same basic device structure provides varied exercise capabilities through different configurations and positions, eliminating the need for multiple separate workout equipment pieces.

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

Solution Approach 2:

The device incorporates moveable and rotatable components that allow dynamic reconfiguration during use. The resistance assembly can be adjusted and repositioned to change the exercise focus, enabling one device to adapt to different muscle group targeting requirements through dynamic positioning rather than requiring multiple static devices.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple different exercise devices are purchased to exercise different parts of the body, then exercise coverage is improved, but expense increases

Engineering Contradiction:
Improveexercise coverageVSAvoidnumber of devices
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The exercise device consolidates multiple exercise functions into a single unit. The resistance mechanism and body positioning capabilities allow the same device to effectively target arms, legs, shoulders, feet, stomach, and back, replacing the need for purchasing and maintaining multiple separate exercise devices.

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

Solution Approach 2:

The patent combines various exercise functionalities into one integrated device. The resistance assembly, movable components, and positioning mechanisms are merged into a single unit that provides comprehensive full-body exercise capability, eliminating the need for separate devices for different body parts.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If portable and wearable configuration is implemented, then convenience is improved, but device complexity increases

Engineering Contradiction:
ImproveportabilityVSAvoidmechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The exercise device is divided into modular segments including a resistance assembly, movable components, and wearable elements. This segmentation allows the device to be lightweight and portable while organizing complex mechanisms into manageable, separable units that can be easily manufactured and assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent replaces complex mechanical resistance systems with a friction-based resistance mechanism. The friction discs and brake rotor provide adjustable resistance through controlled friction rather than complex spring or weight systems, simplifying the overall mechanical design while maintaining effectiveness.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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

Enables effective resistance training for various muscle groups, including arms, legs, shoulders, feet, stomach, and back, with adjustable resistance levels, promoting increased muscle tone and total body fitness in a convenient and versatile manner.

Implementation Method 1

a gear assembly that includes a plurality of stators, a plurality of friction discs between the plurality of stators and a brake rotor positioned between the plurality of friction discs

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS12214243B2Portable exercise device
Publication Date: 2025.02.04 2 B FIT LLC
  • US12214243B2 patent drawing
  • US12214243B2 patent drawing
  • US12214243B2 patent drawing

AI summary

A portable exercise device that may be arranged in a number of different orientations and positions on the body of an individual. The portable exercise device includes a resistance assembly that enables a resistance of the portable exercise device to be adjusted.