Modular Trunk Illumination with Magnetic Relocation

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Solution Overview

Problem

Vehicles often have insufficient trunk illumination, especially in dark environments, and fixed trunk lights obstruct the illumination design prevents the light from being relocated for other purposes or applications during outdoor activities.

Innovation Solution

A modular illumination device with a body unit, power supply, and light illuminators that can be detached and magnetically attached, allowing multiple illumination modes and positions, including a power module, light projector, bracket module, hook module, and smart speaker for enhanced flexibility and convenience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed trunk light is installed, then the illumination is provided, but the light cannot be relocated and is obstructed by cargo

Engineering Contradiction:
Improverelocation capabilityVSAvoidillumination accessibility
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The illumination device is divided into separate modular components: a light-emitting module with illuminators, a power supply module, and a mounting module. This segmentation allows the light-emitting module to be detached and repositioned independently, solving the problem of fixed light placement while maintaining illumination functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting module incorporates magnetic attachment mechanisms that enable dynamic repositioning of the light-emitting module. The magnetic connection allows the module to be easily attached and detached from different locations, transforming the static fixed light into a dynamic, relocatable illumination device.

Inventive Principle:
Principle #15Dynamics

2Illumination intensity

If a fixed trunk light is installed, then the illumination is provided, but the light becomes obstructed by cargo in darker environments

Engineering Contradiction:
Improvelight brightnessVSAvoidillumination positioning flexibility
Core Design Contradiction:
Illumination intensityVSAdaptability or versatility

Solution Approach 1:

By separating the light-emitting module from the power supply and mounting systems, the patent enables independent repositioning of the illuminators. This allows users to place the light-emitting module in optimal positions that are not obstructed by cargo, while the power supply remains separately located.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The magnetic mounting module acts as an intermediary between the light-emitting module and the vehicle interior surfaces. It provides a flexible attachment mechanism that allows the light to be positioned on various surfaces (trunk interior, door panels, etc.) without being permanently fixed, enabling avoidance of cargo obstructions.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If the trunk light is fixed in a single position, then the installation is simple, but the light cannot be adjusted for different purposes

Engineering Contradiction:
Improveillumination mode varietyVSAvoidmodule configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The light-emitting module is designed with universal mounting capabilities that allow it to be installed in multiple locations and configured for different illumination purposes. The same modular components can serve various functions such as reading light, cargo illumination, or emergency lighting, depending on the positioning and configuration.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The division into independent modules (light-emitting, power supply, mounting) allows for flexible configuration without increasing overall system complexity. Each module can be independently positioned and configured, enabling multiple illumination modes while maintaining relatively simple individual component designs.

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 modular illumination device provides adjustable and versatile lighting solutions, enhancing convenience and practicality by allowing relocation and multiple illumination modes, thus addressing the limitations of fixed trunk lights.

Implementation Method 1

a magnetic attachment portion located on the main frame portion, and the magnetic attachment portion may be configured to magnetically coupled to an object

Methodology Applied
Scientific EffectMagnetic coupling: Magnetism

Data Source

PatentUS20250389397A1Modular Illumination Device
Publication Date: 2025.12.25 JET OPTOELECTRONICS CO LTD
  • US20250389397A1 patent drawing
  • US20250389397A1 patent drawing
  • US20250389397A1 patent drawing

AI summary

A modular illumination device includes a light-emitting module that includes a body unit, a first power supply, a plurality of first light illuminators connected to first power supply and a first switch between the first power supply and the first light illuminators. The body unit includes a main frame portion, a first light-transmitting portion disposed on one side of the main frame portion, and a second light-transmitting portion disposed on another side of the main frame portion. The plurality of first light emitters are disposed to respectively correspond to the first light-transmitting portion and the second light-transmitting portion, The first switch is configured to toggle at least one of the plurality of first light illuminators to project a light beam toward the corresponding first light-transmitting portion or the corresponding second light-transmitting portion. Thereby, the modular illumination device may improve the convenience of illumination.