Intelligent Weight Training Auxiliary Device with Real-time Muscle Fatigue Detection

Publication ID: 24-11857825_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Intelligent Weight Training Auxiliary Device with Real-time Muscle Fatigue Detection,” Published Technical Disclosure No. 24-11857825_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857825_0006_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,825.

Summary of the Inventive Concept

An innovative weight training auxiliary device that utilizes a smart sensor to detect a trainee's muscle fatigue and automatically adjusts the weight training load in real-time, providing a safer and more efficient workout experience.

Background and Problem Solved

The original patent disclosed a weight training auxiliary device with an emergency weight releasing mechanism. However, this device lacked the ability to dynamically adjust the weight training load based on the trainee's physical state, potentially leading to injury or inefficient training. The new inventive concept addresses this limitation by integrating a smart sensor to detect muscle fatigue and adjust the weight training load accordingly.

Detailed Description of the Inventive Concept

The intelligent weight training auxiliary device comprises a load transmission mechanism, a mechanism for attaching and detaching weights, and a smart sensor that detects the trainee's muscle fatigue. The smart sensor communicates with the mechanism for attaching and detaching weights, which includes a motorized system that rapidly adjusts the weight training load in response to the detected muscle fatigue. This allows for real-time optimization of the weight training load, ensuring a safer and more efficient workout. The device can be integrated with wearable devices to monitor the trainee's muscle fatigue and provide personalized recommendations for weight training.

Novelty and Inventive Step

The new inventive concept's use of a smart sensor to detect muscle fatigue and automatically adjust the weight training load in real-time is a novel and non-obvious improvement over the original patent. This integration of advanced sensing technology with weight training equipment provides a significant advancement in the field of weight training.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include the use of different types of sensors, such as electromyography (EMG) sensors or electroencephalography (EEG) sensors, to detect muscle fatigue. Additionally, the device could be designed to adjust the weight training load based on other physiological parameters, such as heart rate or blood pressure.

Potential Commercial Applications and Market

The intelligent weight training auxiliary device has significant commercial potential in the fitness and sports industries, particularly in gyms and training facilities. The device's ability to provide a safer and more efficient workout experience could attract a large customer base, including professional athletes and recreational fitness enthusiasts.

Field of Art

Exercise equipment and biomechanical load management systems, with expertise in mechanical design, sensor integration, and adaptive training technologies

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with experience in fitness equipment design, familiar with sensor technologies, load transmission mechanisms, and safety systems for exercise equipment

Obviousness Rationale

A PHOSITA would recognize that integrating smart sensor technology with the existing weight release mechanism represents a predictable extension of the source patent's safety-focused design. The core concept of dynamically managing weight loads during training is inherently suggested by the original patent's emergency weight release mechanism. Adding real-time muscle fatigue detection would be a logical progression of the safety and performance optimization principles already established in the source patent.

Obvious Combinations & Variations

Source Patent Element
Emergency weight releasing mechanism configured to release weights based on trainee state
PTD Variation
Smart sensor detecting muscle fatigue to automatically adjust weight load
Obviousness Reasoning
Extending the safety concept from emergency release to proactive load management is a predictable application of known sensor and control technologies
Source Patent Element
Holding plate attached using electromagnetic mechanisms
PTD Variation
Motorized system for rapidly adjusting weight attachment
Obviousness Reasoning
Replacing static magnetic attachment with an active motorized mechanism is a straightforward design optimization using known electromechanical techniques
Source Patent Element
Weight training auxiliary device with multiple weights
PTD Variation
Integration with wearable devices for physiological monitoring
Obviousness Reasoning
Combining exercise equipment with wearable sensor technologies is a well-established trend in fitness technology with predictable implementation strategies
Source Patent Element
Weight load generation mechanism
PTD Variation
Real-time load adjustment based on muscle fatigue detection
Obviousness Reasoning
Adaptive load management is a known concept in exercise science, representing an obvious improvement to standard weight training equipment
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857825, the claimed variations in weight training auxiliary device design would be obvious to a person of ordinary skill in the art. The integration of smart sensor technologies with existing weight management mechanisms represents a predictable application of known techniques in exercise equipment design, thereby rendering potential claims of novelty invalid under 35 U.S.C. Section 103.

Original Patent Information

Patent NumberUS 11,857,825
TitleAuxiliary weight training device and method for using same
Assignee(s)PMG CO., LTD.