Programmable Actuator Exercise Device for Versatile Force Profiles

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Solution Overview

Problem

Existing exercise devices are limited in the types of forces they can apply and are often heavy, lacking the versatility to simulate complex or unconventional forces needed for effective training.

Innovation Solution

A computer-controlled exercise device with programmable force application and reaction force measurement, using actuators and counterbalance mechanisms to mimic weight-training and other exercises, while allowing for adjustments in stability and force profiles to accommodate various user positions and exercises.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If computer-controlled actuators are used to apply force, then versatility in force application is improved, but device complexity increases

Engineering Contradiction:
Improveversatility in force applicationVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The exercise device uses programmable computer-controlled actuators that can simulate multiple types of exercises including weight-training, resistance band exercises, and rehabilitation exercises through software configuration, allowing a single device to perform multiple functions without requiring separate specialized equipment for each exercise type

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

Solution Approach 2:

The patent replaces traditional mechanical weight systems with computer-controlled actuators that use electronic control and programming to generate forces, substituting complex mechanical weight stacks and pulley systems with programmable motorized actuators controlled via software

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

2Reliability

If reaction force measurement and stability monitoring are implemented, then user safety is improved, but device complexity increases

Engineering Contradiction:
Improveuser safetyVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The device incorporates force sensors that measure reaction forces applied by the user, and this measurement data is fed back to the control system which automatically adjusts the actuator forces to maintain user stability and prevent unsafe conditions, creating a closed-loop safety monitoring system

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The stability monitoring system automatically detects when the user becomes unbalanced and autonomously adjusts the actuator forces to restore stability without requiring manual intervention from a trainer or therapist, allowing the system to monitor and correct its own operation

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20200368581A1Actuator-based exercise and training device
Publication Date: 2020.11.26 FLORIDA INSTITUTE FOR HUMAN & MACHINE COGNITION INC
  • US20200368581A1 patent drawing
  • US20200368581A1 patent drawing
  • US20200368581A1 patent drawing

AI summary

An exercise device where force is applied by computer-controlled actuators. The programmable nature of the force application allows the device to simulate weight-training devices and other useful exercise devices.