Lighted Mirror Assembly with Waterproof LED Channel for Wet Areas

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Solution Overview

Problem

Existing lighted mirrors lack sufficient long-lasting illumination and are not suitable for use in wet areas, failing to meet safety standards for electrical fixtures in bathrooms and similar environments.

Innovation Solution

A waterproof lighted mirror assembly featuring a thermally conductive metal channel with a built-in LED light source, allowing heat dissipation and flexible surface mounting, along with a transmissive section in the mirror glass for light projection from both the front and side surfaces, using a silicone-covered aluminum channel system to ensure durability and safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If a light source is mounted in a wet area bathroom mirror, then illumination is provided, but the light source may be damaged by moisture and heat

Engineering Contradiction:
ImproveilluminationVSAvoidlight source durability
Core Design Contradiction:
Illumination intensityVSReliability

Solution Approach 1:

A waterproof channel assembly acts as an intermediary barrier between the LED light source and the wet bathroom environment. The channel includes a waterproof body and a transparent cover that seals the LED module, preventing moisture and water from contacting the electrical components while still allowing light to pass through to illuminate the mirror surface.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The channel assembly employs a waterproof shell structure with a transparent cover that forms a protective barrier. The cover is sealed to the waterproof body to create an enclosed protective environment for the LED, allowing flexibility in mounting configurations while maintaining waterproof integrity.

Inventive Principle:
Principle #30Flexible shells and thin films

2Illumination intensity

If heat is generated by the light source, then illumination is achieved, but the heat reduces the light source lifespan

Engineering Contradiction:
ImproveilluminationVSAvoidlight source lifespan
Core Design Contradiction:
Illumination intensityVSDuration of action of stationary object

Solution Approach 1:

The waterproof channel assembly incorporates thermal management features that convert the harmful heat generated by the LED into a manageable characteristic. The channel structure provides thermal pathways to dissipate heat away from the LED module, transforming the heat problem into a controlled thermal dissipation process that extends LED lifespan while maintaining illumination performance.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

3Illumination intensity

If the mirror surface is made fully reflective, then light is maximized, but the mirror cannot transmit light from the back

Engineering Contradiction:
Improvelight transmissionVSAvoidmirror surface uniformity
Core Design Contradiction:
Illumination intensityVSShape

Solution Approach 1:

The mirror surface is designed with local quality variations, featuring a transmissive section with different optical properties from the reflective sections. The transmissive section allows light to pass through from the back of the mirror, while the reflective sections maintain traditional mirror functionality. This localized differentiation enables both light transmission and reflection in different areas of the same mirror surface.

Inventive Principle:
Principle #3Local quality

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 provides ample, long-lasting illumination while meeting safety standards for wet areas by dissipating heat and ensuring the light source's longevity, with the ability to project light from multiple sides and maintain a waterproof seal.

Implementation Method 1

the metal channel comprises aluminum or other lightweight metal that is thermally conductive in order to dissipate heat produced by the light source

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

the transmissive section allows light to be transmitted through the mirror glass from a rear side of the mirror glass to a front side of the mirror glass

Methodology Applied
Scientific EffectLight transmission: Light

Implementation Method 3

an aluminum channel having a silicone cover

Methodology Applied
Scientific EffectLight transmission: Light

Data Source

PatentUS11713873B2Lighted mirror assembly
Publication Date: 2023.08.01 PROJECT LIGHT LLC
  • US11713873B2 patent drawing
  • US11713873B2 patent drawing
  • US11713873B2 patent drawing

AI summary

A lighted mirror assembly containing a mirror front surface including a reflective section as well as a transmissive section that is able to transmit light from a light source through the surface of the mirror glass. The light source also projects light from one or more and preferably all side surfaces of the mirror assembly. The light source is mounted in a waterproof manner within a metal channel having a cover that transmits light therethrough, such as an aluminum channel having a silicone cover.