Air Purifier Booster with Integrated Lighting and Minimal Light Loss

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Solution Overview

Problem

Existing air purifiers with complex structures make it difficult for users to manage boosters and integrate lighting without causing inconvenience, and there are challenges in minimizing light loss through transmission members.

Innovation Solution

An air purifier design featuring a separable booster with a booster case, annular outlet, and a transmission member that guides light from lamps to the discharge passage, minimizing light loss and allowing easy management and integration of lighting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a booster is integrated into the air purifier body, then air flow switching function is improved, but device complexity increases and ease of operation deteriorates

Engineering Contradiction:
Improveair flow switching functionVSAvoiduser management of booster
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The booster is designed as a separable component that can be detached from the air purifier body. The booster includes a booster case with a booster outlet and a booster fan, while the body has a main outlet. This segmentation allows users to easily remove and manage the booster independently, solving the problem of difficult user management while maintaining the air flow switching function.

Inventive Principle:
Principle #1Segmentation

2Illumination intensity

If lights are installed in the air purifier, then visual satisfaction is improved, but light loss increases and manufacturing complexity increases

Engineering Contradiction:
Improvevisual satisfactionVSAvoidlight loss
Core Design Contradiction:
Illumination intensityVSLoss of energy

Solution Approach 1:

A transmission member is introduced as an intermediary component between the light source (lamp) and the discharge passage. The transmission member includes a light transmitting portion that efficiently transmits light from the lamp to the discharge passage, minimizing light loss while enabling visual satisfaction. This intermediary structure solves both the light loss problem and the manufacturing complexity by providing a dedicated light transmission path.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If a complex coupling body structure is used, then air flow control is improved, but ease of manufacture deteriorates

Engineering Contradiction:
Improveair flow controlVSAvoidmanufacturing of coupling body
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The coupling body is segmented into separate functional components: the booster case, the body, the transmission member, and the discharge passage. Each component can be manufactured independently with simpler structures, then assembled together. This segmentation maintains the air flow control functionality while significantly improving ease of manufacture compared to a single complex coupling body.

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 design enables easy management of the booster, provides visual satisfaction through lighting, minimizes light loss, and ensures user comfort by avoiding inconvenience, while maintaining effective air filtration and distribution.

Implementation Method 1

a transmission member through which the light emitted by the plurality of lamps passes. The transmission member receives the light emitted by the plurality of lamps and guides the light toward the discharge passage

Methodology Applied
Scientific EffectLight transmission: Light

Implementation Method 2

a booster fan disposed inside the booster case, and sending air to the booster outlet, a plurality of lamps emitting light

Methodology Applied
Scientific EffectFluid flow:

Data Source

PatentUS20260016186A1Air purifier
Publication Date: 2026.01.15 LG ELECTRONICS INC
  • US20260016186A1 patent drawing
  • US20260016186A1 patent drawing
  • US20260016186A1 patent drawing

AI summary

The air purifier includes: a body having an inlet formed on a circumferential surface thereof and an outlet formed on an upper surface thereof; and a booster connected to the body, and switching a flow direction of air which flows through the outlet. The booster includes a booster case in which an annular booster outlet is formed, a booster fan disposed inside the booster case, and sending air to the booster outlet, a plurality of lamps emitting light, and a transmission member through which the light emitted by the plurality of lamps passes. A discharge passage is formed inside the booster case, and the discharge passage sends the air flowing by the booster fan to the booster outlet. The transmission member receives the light emitted by the plurality of lamps and guides the light toward the discharge passage.