Enhanced Outdoor Strength Training Apparatus with Adaptive Stability and Safety Features

Publication ID: 24-11857824_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Outdoor Strength Training Apparatus with Adaptive Stability and Safety Features,” Published Technical Disclosure No. 24-11857824_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857824_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. 11,857,824.

Summary of the Inventive Concept

An improved strength training apparatus for outdoor use, featuring a pivoting hitch receiver and/or ground receiver, dynamic resistance adjustment, enhanced safety features, and modular design for increased versatility and user convenience.

Background and Problem Solved

The original patent, 'Strength-training apparatus for outdoor use with a hitch or ground receiver', provided a novel solution for outdoor strength training. However, it had limitations in terms of stability, safety, and adjustability. The new inventive concept addresses these limitations by introducing a pivoting mechanism, sensor-based hazard detection, and modular design, enhancing the overall user experience and effectiveness of the apparatus.

Detailed Description of the Inventive Concept

The enhanced outdoor strength training apparatus comprises a hitch receiver and/or ground receiver adapted to secure to a vehicle or subgrade surface. The hitch receiver and/or ground receiver includes a pivoting mechanism, allowing for dynamic adjustment of the resistance training bands during exercise. This pivoting mechanism enables users to adjust the angle of the apparatus, providing a more comfortable and effective workout experience. Additionally, the apparatus features a sensor to detect and alert the user of potential hazards, such as uneven terrain or excessive band tension. The modular design allows for interchangeable resistance training bands of varying intensities, catering to different user needs and preferences. A mobile application can be integrated to track and provide feedback on the user's workout, further enhancing the overall experience.

Novelty and Inventive Step

The new claims introduce several innovative features, including the pivoting mechanism, sensor-based hazard detection, and modular design. These features provide a significant improvement over the original patent, offering enhanced stability, safety, and adjustability. The combination of these features constitutes a non-obvious and novel inventive step, distinguishing the new inventive concept from the prior art.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include different types of pivoting mechanisms, such as hydraulic or electromagnetic systems. The sensor-based hazard detection could be expanded to include additional safety features, such as automatic band tension adjustment or user fatigue monitoring. The modular design could be adapted to accommodate different types of exercise equipment, such as dumbbells or kettlebells, to provide a more comprehensive outdoor strength training solution.

Potential Commercial Applications and Market

The enhanced outdoor strength training apparatus has significant commercial potential in the fitness and recreation industries. It can be marketed as a premium product, appealing to individuals and gyms seeking a high-quality, versatile, and safe outdoor strength training solution. The modular design and adjustable resistance features make it an attractive option for users of varying fitness levels and goals. The integration with mobile applications and potential expansion into other exercise equipment markets further increases the commercial potential of the inventive concept.

Field of Art

Exercise equipment design, specifically outdoor strength training apparatus with vehicle or ground mounting systems, requiring mechanical engineering and fitness equipment design expertise

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer or fitness equipment designer with experience in portable exercise equipment, understanding of structural mounting systems, resistance band mechanics, and modular design principles

Obviousness Rationale

A person of ordinary skill would recognize that the PTD's proposed variations represent predictable engineering modifications to the source patent's core strength training apparatus design. The pivoting mechanism, sensor integration, and modular band system are logical extensions of the existing outdoor exercise equipment concept that address known user experience and safety limitations. These variations represent incremental improvements using standard design techniques within the established technological framework.

Obvious Combinations & Variations

Source Patent Element
L-shaped bracket with hitch receiver insertion and vertical post
PTD Variation
Adding a pivoting mechanism to the hitch receiver to allow dynamic angle adjustment
Obviousness Reasoning
A PHOSITA would recognize that adjustable mounting angles are a predictable design improvement for outdoor exercise equipment, enabling more versatile user positioning and workout configurations
Source Patent Element
Anchor points and steel loops for resistance band attachment
PTD Variation
Implementing interchangeable resistance bands with varying intensities
Obviousness Reasoning
Modular band systems are a known technique in fitness equipment design, representing a straightforward design choice to accommodate different user strength levels and training needs
Source Patent Element
Stationary vertical post with resistance band attachment points
PTD Variation
Integrating sensor technology to detect terrain conditions and band tension
Obviousness Reasoning
Safety sensors are a predictable technological enhancement for outdoor exercise equipment, addressing known user risks and providing additional functionality using standard electronic monitoring techniques
Source Patent Element
Vehicle hitch or ground receiver mounting system
PTD Variation
Adding mobile application integration for workout tracking and feedback
Obviousness Reasoning
Connecting exercise equipment to mobile tracking applications is a well-established trend in fitness technology, representing an obvious technological extension using standard connectivity methods
Source Patent Element
Strength training apparatus with resistance band configuration
PTD Variation
Expanding modular design to accommodate multiple exercise equipment types
Obviousness Reasoning
Versatile, adaptable equipment design is a predictable engineering approach to increase product utility and market appeal, using known modular system principles
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857824, the proposed technical variations in the Published Technical Disclosure represent obvious design modifications that would be readily conceived by a person having ordinary skill in exercise equipment design. The incremental improvements in mounting flexibility, safety features, and user interaction constitute predictable engineering solutions that do not rise to the level of non-obvious invention, thus rendering potential claims in this domain obvious and unpatentable.

Original Patent Information

Patent NumberUS 11,857,824
TitleStrength-training apparatus for outdoor use with a hitch or ground receiver