Heat-Resistant Portable Power Case for Modular Battery Cooling

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Solution Overview

Problem

Existing portable power solutions for military applications fail to effectively manage heat generated by electronic devices, leading to discomfort, damage, and increased detection risk due to thermal imaging, and there is a need for a portable power case that allows selective removal and charging of batteries.

Innovation Solution

A portable power case with a heat-dissipating material layer and a printed circuit board (PCB) that includes USB ports and access ports for charging, allowing selective battery removal and integration with vehicle batteries, while preventing drain on the vehicle battery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If heat-generating devices are used for military applications, then functional performance is improved, but heat transfer to users and other devices occurs causing discomfort, damage, and detection risk

Engineering Contradiction:
Improvefunctional performanceVSAvoidheat transfer
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a heat-dissipating material layer as an intermediary between the heat-generating electronic device and the portable power case housing. This intermediary layer conducts heat away from the device, preventing direct heat transfer to the user and other devices while maintaining the functional performance of the electronic device.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent changes the thermal parameters of the housing by incorporating heat-dissipating materials with specific thermal conductivity properties. This modifies the heat transfer characteristics of the system, allowing heat to be conducted away from sensitive areas while maintaining structural integrity and functionality.

Inventive Principle:
Principle #35Parameter changes

2Power

If batteries are integrated into portable power case, then power supply capability is improved, but heat management and selective removal capability are compromised

Engineering Contradiction:
Improvepower supply capabilityVSAvoidselective battery removal
Core Design Contradiction:
PowerVSEase of operation

Solution Approach 1:

The patent segments the battery system by providing individual battery compartments with separate access ports for each battery. This allows users to selectively remove or access individual batteries without affecting the entire power case, while maintaining the overall power supply capability through multiple batteries that can work together.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If vehicle battery integration is enabled, then charging options are improved, but risk of vehicle battery drain increases

Engineering Contradiction:
Improvecharging optionsVSAvoidvehicle battery drain risk
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent incorporates a battery protector that monitors the charging state and provides feedback control. The protector prevents the portable power case from draining the vehicle battery by detecting charging completion or abnormal conditions, thus maintaining reliability while enabling versatile charging options including vehicle battery integration.

Inventive Principle:
Principle #23Feedback

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution effectively reduces heat exposure, prevents damage to devices, and allows for modular battery management, enhancing user safety and operational efficiency by dissipating heat and enabling flexible power supply and charging options.

Implementation Method 1

The housing includes a heat-dissipating material layer that reduces heat exposure from electronic devices and batteries

Methodology Applied
Scientific EffectHeat conduction: Conduction (thermal)

Data Source

PatentUS12191690B2Portable power case with heat-resistant material
Publication Date: 2025.01.07 LAT ENTERPRISES INC
  • US12191690B2 patent drawing
  • US12191690B2 patent drawing
  • US12191690B2 patent drawing

AI summary

Systems, methods, and articles for a portable power case are disclosed. The portable power case is comprised of at least one battery and at least one PCB. The portable power case has at least two access ports, at least two leads, or at least one access port and at least one lead and at least one USB port. The portable power case is operable to supply power to an amplifier, a radio, a wearable battery, a mobile phone, and a tablet. The portable power case is operable to be charged using solar panels, vehicle batteries, AC adapters, non-rechargeable batteries, and generators. The portable power case provides for modularity that allows the user to disassemble and selectively remove the batteries installed within the portable power case housing.