Published Technical Disclosure Archive

Advanced Hybrid Personal Cooling & Heating System

Publication ID: 24-11857005_0006_PTD
Published: October 27, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Advanced Hybrid Personal Cooling & Heating System,” Published Technical Disclosure No. 24-11857005_0006_PTD, Published October 27, 2025, available at https://archive.pr1or.art/24-11857005_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. 11,857,005.

Background and Problem Solved

The original hybrid personal cooling system, while effective, has limitations in terms of efficiency, safety, and adaptability. This invention addresses these limitations by providing a more efficient, safer, and more adaptive system that can cool and heat wearers in various environments.

Novelty and Inventive Step

The new claims introduce several novel features, including the integration of thermoelectric cooling and heating elements, the use of nanofluids, and the incorporation of advanced control systems. These features provide a significant improvement over the original patent, offering enhanced efficiency, safety, and adaptability.

Alternative Embodiments and Variations

Alternative embodiments of the invention could include different types of thermoelectric materials, varying nanofluid compositions, and diverse control system architectures. Additionally, the wearable garment could be designed for specific industries, such as construction, military, or healthcare.

Potential Commercial Applications and Market

The advanced hybrid personal cooling and heating system has significant commercial potential in industries where workers are exposed to extreme temperatures, such as construction, manufacturing, and healthcare. The system could also be marketed to athletes, outdoor enthusiasts, and individuals with temperature-sensitive medical conditions.

CPC Classifications

SectionClassGroup
A A41 A41D13/0051
A A41 A41D13/0053
F F28 F28D20/0034
F F28 F28D2020/0047

Field of Art

Personal thermal management systems, specifically wearable cooling and heating technologies for occupational and environmental protection, encompassing thermal fluid dynamics, materials science, and ergonomic design

Person of Ordinary Skill (PHOSITA) Profile

A mechanical or materials engineer with expertise in thermal systems, fluid dynamics, and wearable technology design, possessing knowledge of heat transfer principles, phase change materials, and thermoelectric cooling technologies

Obviousness Rationale

A person having ordinary skill would recognize that the PTD's variations represent predictable extensions of the source patent's core cooling system technology by integrating known thermoelectric elements, nanofluids, and control systems to enhance thermal management performance. The fundamental approach of personal cooling remains consistent, with the PTD introducing incremental improvements using standard engineering techniques and readily available technological components.

Obvious Combinations & Variations

Source Patent Element
Liquid metal dynamic fluid for heat transfer in cooling system
PTD Variation
Incorporation of nanofluids to enhance heat transfer rate
Obviousness Reasoning
Modifying fluid composition to improve thermal conductivity is a known technique in heat transfer engineering, representing a predictable optimization of the original system's performance
Source Patent Element
Cooling system with pump and tubing coil
PTD Variation
Micro-tube network embedded in flexible, breathable garment material
Obviousness Reasoning
Miniaturization and integration of thermal transfer systems into wearable fabrics is a standard design approach for improving thermal management technologies
Source Patent Element
Personal cooling system for heat stress mitigation
PTD Variation
Bidirectional thermoelectric cooling and heating functionality
Obviousness Reasoning
Extending a single-function thermal management system to provide both cooling and heating represents a logical design evolution using well-established thermoelectric principles
Source Patent Element
Basic cooling system with fluid circulation
PTD Variation
Advanced control system using physiological data for temperature optimization
Obviousness Reasoning
Implementing sensor-based adaptive control is a predictable enhancement in thermal management systems, leveraging standard feedback control methodologies
Source Patent Element
Cooling system for heat stress prevention
PTD Variation
Safety monitoring with temperature threshold alarm system
Obviousness Reasoning
Adding safety monitoring features is a routine design improvement for occupational thermal management technologies, representing a foreseeable solution to potential user risks
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857005, the variations disclosed herein would be obvious to a person having ordinary skill in thermal management technologies, as they represent predictable combinations of known techniques, standard design optimizations, and incremental improvements to existing personal cooling system architectures. The disclosed variations would therefore constitute prior art rendering obvious any subsequent patent claims covering substantially similar technological approaches.

Original Patent Information

Patent NumberUS 11,857,005
TitleHybrid personal cooling and heating system