Enhanced Plate-Sensing Base for Connected Adjustable Free Weight Systems

Publication ID: 24-11857827_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Plate-Sensing Base for Connected Adjustable Free Weight Systems,” Published Technical Disclosure No. 24-11857827_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857827_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. 11,857,827.

Summary of the Inventive Concept

An advanced plate-sensing base that automates weight tracking, provides real-time feedback, and enables personalized workout recommendations for users of connected adjustable free weight systems.

Background and Problem Solved

The original patent disclosed a plate-sensing base for adjustable free weight systems, but it lacked the ability to automatically detect and log weight plates, limiting its usefulness for users seeking to track their exercise history and progress. The new inventive concept addresses this limitation by introducing a smart base that can accurately detect and log weight plates, providing users with real-time weight tracking and personalized workout recommendations.

Detailed Description of the Inventive Concept

The enhanced plate-sensing base comprises a cradle with multiple plate wells, each equipped with a sensor to detect the presence and type of weight plates attached to the adjustable free weight. The base is connected to a mobile application, which receives weight data and provides users with real-time feedback, exercise history, and personalized workout recommendations. The base may also include a built-in scale to accurately measure the weight of the free weight, providing users with precise feedback. The system can be integrated with a virtual fitness coach, offering users personalized guidance and feedback based on their exercise history and goals.

Novelty and Inventive Step

The new inventive concept introduces the ability to automatically detect and log weight plates, enabling real-time weight tracking and personalized workout recommendations. This is a significant improvement over the original patent, which lacked these features. The combination of a smart base, mobile application, and virtual fitness coach provides a unique and non-obvious solution for users of connected adjustable free weight systems.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include different sensor technologies, such as RFID or computer vision, to detect weight plates. The system could also be integrated with wearable devices or other fitness equipment to provide a more comprehensive fitness tracking experience. Additionally, the virtual fitness coach could be replaced with human trainers or other AI-powered coaching systems.

Potential Commercial Applications and Market

The enhanced plate-sensing base has significant commercial potential in the fitness industry, particularly among users of connected adjustable free weight systems. The system's ability to provide real-time weight tracking and personalized workout recommendations can help users achieve their fitness goals more efficiently, increasing customer satisfaction and loyalty. The market for this technology is substantial, with the global fitness industry projected to reach $1.1 trillion by 2027.

Field of Art

Exercise Equipment Design and Smart Fitness Technology, involving mechanical sensing systems for weight training equipment with expertise in sensor integration, mechanical design, and connected fitness platforms

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with experience in fitness equipment design, familiar with sensor technologies, wireless communication protocols, and user interface design for fitness tracking systems

Obviousness Rationale

A person of ordinary skill would recognize that adding smart sensing and digital tracking capabilities to the existing plate-sensing base is a predictable technological extension that combines known fitness tracking technologies with the mechanical plate detection system disclosed in the source patent. The fundamental mechanical structure remains consistent, with digital augmentation representing a natural progression in connected fitness equipment design.

Obvious Combinations & Variations

Source Patent Element
Cradle with plate wells for supporting adjustable free weights
PTD Variation
Adding electronic sensors to detect weight plate presence and type
Obviousness Reasoning
Integrating electronic sensing into existing mechanical structures is a routine design modification for a PHOSITA, representing a predictable application of sensor technology to an existing mechanical system
Source Patent Element
Base structure for supporting adjustable weights
PTD Variation
Incorporating wireless communication and mobile application integration
Obviousness Reasoning
Connecting fitness equipment to mobile platforms is a well-established trend, making wireless data transmission a standard design choice for enhancing user experience
Source Patent Element
Mechanical plate-sensing mechanism with rigid members
PTD Variation
Adding digital weight tracking and exercise logging capabilities
Obviousness Reasoning
Transforming mechanical sensing into digital data collection represents an obvious technological progression using standard IoT and fitness tracking technologies
Source Patent Element
Physical cradle for weight storage
PTD Variation
Implementing built-in scale for precise weight measurement
Obviousness Reasoning
Integrating weighing functionality into existing equipment platforms is a predictable enhancement that leverages known sensor and measurement technologies
Source Patent Element
Mechanical plate-detection system
PTD Variation
Virtual fitness coaching based on collected exercise data
Obviousness Reasoning
Developing AI-powered coaching from collected workout data represents a standard application of machine learning techniques in fitness technology
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857827 and the disclosed technological variations, a person having ordinary skill in the art would find the proposed connected fitness tracking system obvious, as the combination represents a predictable integration of mechanical plate-sensing technology with standard digital fitness tracking methodologies, thereby rendering potential claims covering such systems anticipated and non-patentable under 35 U.S.C. Section 103.

Original Patent Information

Patent NumberUS 11,857,827
TitlePlate-sensing base for a connected adjustable free weight system
Assignee(s)Nautilus, Inc.