Dual-Power Lantern With Segmented Battery Compartments

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Solution Overview

Problem

Existing portable lighting devices often lack versatility in power sources, limiting user options for lighting intensity and runtime based on available battery types.

Innovation Solution

A dual-power lighting device that incorporates both rechargeable and non-rechargeable battery sources, allowing users to select power sources individually or in combination through a multiple-source power selector, thereby offering different lighting modes and extended runtime options.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single power source is used in the lighting device, then the device structure remains simple, but the user options for lighting intensity and runtime are limited

Engineering Contradiction:

Improvepower source optionsVSAvoidpower source configuration

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The lighting device is designed with dual power source capability, allowing it to function with either rechargeable batteries or non-rechargeable alkaline batteries. The housing contains separate battery compartments for each power source type, and the light source can be powered by either configuration, providing universal adaptability to different user needs and environments

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Power

If both rechargeable and non-rechargeable batteries are used together, then higher lumens output is achieved, but the device structure becomes more complex

Engineering Contradiction:

Improvelumens outputVSAvoidbattery compartment structure

Core Design Contradiction:

PowerVSDevice complexity

Solution Approach 1:

The battery housing is segmented into separate compartments - a first battery compartment for rechargeable batteries and a second battery compartment for non-rechargeable alkaline batteries. This segmentation allows each power source to be independently installed, removed, and replaced without affecting the other, managing complexity through modular design while enabling combined power operation for higher lumens output

Inventive Principle:

Principle #1Segmentation

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 dual-power lighting device provides users with flexible power options, enabling higher lumens output when both power sources are combined, while also offering extended runtime with alkaline batteries and convenience with rechargeable batteries.

Implementation Method 1

the first power source is one or more rechargeable battery and the second power source is one or more alkaline or other non-rechargeable batteries

Methodology Applied

Scientific EffectBattery (electricity): Battery (electricity)

Implementation Method 2

The light source can include an incandescent light bulb, one or more light-emitting diodes (LEDs), and other types of light sources

Methodology Applied

Scientific EffectLight-emitting diode: Light Emitting Diode

Data Source

PatentUS12241620B2Dual-power lanterns and lighting devices

Publication Date: 2025.03.04 LB MARKETING INC

AI summary

Various embodiments of dual-powered lighting devices are described. In some examples, the device includes a first light source with a first power source, a second light source with a second power source, and one or more switching devices that switch between using the first light source with the first power source, the second light source with the second power source, and a combination of both light sources and both power sources.