Published Technical Disclosure Archive

Advanced Retractable Rod Connecting Device for Critical Environments

Publication ID: 24-11857067_0009_PTD
Published: November 07, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Advanced Retractable Rod Connecting Device for Critical Environments,” Published Technical Disclosure No. 24-11857067_0009_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857067_0009_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. 11,857,067.

Background and Problem Solved

The original connecting device having retractable rods, disclosed in Chinese Patent Application No. 202110345521.0, was designed for general-purpose use. However, this invention's limitations in addressing specific, high-stakes environments led to the development of specialized variations, catering to the distinct demands of these niche markets.

Novelty and Inventive Step

The new claims' inventive step lies in the integration of application-specific features, such as tamper-evident mechanisms, quick-release mechanisms, weather-resistant coatings, pressure-compensating mechanisms, and waterproof seals, which distinguish these specialized connecting devices from the original, general-purpose design.

Alternative Embodiments and Variations

Alternative embodiments could include connecting devices for other specialized applications, such as high-temperature, high-vibration, or corrosive environments. Variations could also involve the use of different materials, geometries, or actuation mechanisms to achieve the desired performance in each niche market.

Potential Commercial Applications and Market

These specialized connecting devices have significant commercial potential in various industries, including security, disaster relief, construction, aerospace, and marine engineering. The ability to provide tailored solutions for unique operational environments can lead to increased adoption, customer satisfaction, and market share.

Field of Art

Mechanical engineering, specifically portable and modular connecting devices for structural assemblies, with expertise in rod-based connection mechanisms and transformable structural components

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with 3-5 years experience in design of modular mechanical systems, familiar with telescoping rod mechanisms, connection interfaces, and adaptable structural components

Obviousness Rationale

A person of ordinary skill would recognize that the source patent's fundamental rod-based connecting device provides a versatile platform for specialized adaptations across different environmental and application contexts. The core mechanical principles of rod connection, rotary interfaces, and modular design remain consistent across the PTD's variations. A PHOSITA would understand that adding specialized coatings, seals, or mechanisms represents routine engineering optimization for specific use cases.

Obvious Combinations & Variations

Source Patent Element
Connecting device with modular rod configuration and rotary connection interfaces
PTD Variation
Adding tamper-evident mechanism to connection points
Obviousness Reasoning
Integrating security features into existing mechanical interfaces represents a predictable design modification for high-security applications, using known mechanical techniques
Source Patent Element
Rotatable connecting members with slot and post configurations
PTD Variation
Implementing quick-release mechanism for rapid deployment
Obviousness Reasoning
Modifying connection geometry to enable faster rod extension is a straightforward engineering adaptation with finite predictable solutions
Source Patent Element
Case structure with positioning posts and holes
PTD Variation
Adding pressure-compensating mechanism within case design
Obviousness Reasoning
Adapting internal case geometry to manage pressure variations represents a standard engineering approach for environmental adaptation
Source Patent Element
Connecting device with multiple interconnected rods
PTD Variation
Applying weather-resistant coating to entire device
Obviousness Reasoning
Surface treatment to enhance environmental resistance is a routine materials engineering technique with predictable implementation strategies
Source Patent Element
Modular connection interfaces between rods and case
PTD Variation
Integrating waterproof sealing mechanisms
Obviousness Reasoning
Implementing sealing techniques at connection points is a well-known method for preventing environmental ingress in mechanical systems
35 U.S.C. § 103 Summary: Based on US Patent 11857067's fundamental teachings of a rod-based connecting device, the present publication demonstrates that a person having ordinary skill in the art would find the claimed variations obvious through routine engineering modifications. The disclosed adaptations represent predictable extensions of the source patent's core mechanical principles, utilizing known techniques to optimize the connecting device for specialized environmental and application contexts.

Original Patent Information

Patent NumberUS 11,857,067
TitleConnecting device having retractable rods
Assignee(s)JIANGXI RASSON BILLIARD MANUFACTURING CO., LTD