Wireless Pool Light with Magnetic Charging

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Solution Overview

Problem

Existing pool and spa lighting systems face challenges in providing high-quality, safe, versatile, and aesthetically pleasing lighting options that are easy to use and maintain, while also avoiding the hazards and costs associated with traditional hardwired electrical systems.

Innovation Solution

A wireless LED lighting system with a rechargeable battery and wireless charging capability, featuring a light fixture assembly with a rechargeable battery module, wireless communications module, and a separate wireless charging assembly that uses magnets for alignment and power transfer, allowing for easy recharging without the need for hardwiring, and includes a remote control interface for customizable lighting options.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If traditional hardwired electrical lighting systems are used in pools, then high illumination intensity and durability are achieved, but electrocution hazard and complex installation/maintenance arise

Engineering Contradiction:
Improvelight outputVSAvoidelectrocution hazard
Core Design Contradiction:
Illumination intensityVSObject-affected harmful factors

Solution Approach 1:

The patent extracts the power source from the traditional hardwired electrical system by removing the external power connection and replacing it with a self-contained rechargeable battery module integrated into the lighting fixture. This extraction eliminates the electrocution hazard while maintaining LED illumination output.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If built-in hardwired lighting fixtures are installed, then high quality appearance and durability are achieved, but expensive rewiring and complex installation are required

Engineering Contradiction:
Improvefixture durabilityVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent replaces the mechanical/electrical hardwiring system with a wireless charging system. The lighting fixture incorporates a wireless charging receiver that communicates with an external charging base, eliminating the need for complex electrical wiring, conduit installation, and electrical connections while maintaining fixture durability and reliability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If battery-powered LED light fixtures are used, then safety and ease of installation are improved, but smaller size and reduced light output occur

Engineering Contradiction:
Improveinstallation easeVSAvoidlight output
Core Design Contradiction:
Ease of operationVSIllumination intensity

Solution Approach 1:

The patent changes the energy storage parameter by integrating a rechargeable battery module directly into the lighting fixture housing. This internal battery integration allows the fixture to maintain a compact form factor while providing sufficient power for high-intensity LED illumination, overcoming the limitation of external battery packs that increased size.

Inventive Principle:
Principle #35Parameter changes

4Adaptability or versatility

If wireless charging capability is added to the lighting fixture, then ease of recharging and versatility are improved, but device complexity increases

Engineering Contradiction:
Improverecharging flexibilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces a wireless charging receiver as an intermediary component between the battery module and external power sources. This receiver uses wireless electromagnetic field communication to transfer power and data, simplifying the user interface while managing the complexity of battery management, charging status monitoring, and power regulation internally.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 system provides a safe, cost-effective, and maintenance-friendly solution for pool and spa lighting, offering customizable lighting options and eliminating the risks associated with traditional electrical systems while maintaining a high-quality appearance and durability.

Implementation Method 1

a wireless charging assembly having a charger housing enclosing a wireless charging transmitter

Methodology Applied
Scientific EffectWireless charging: Electromagnetic Induction

Implementation Method 2

magnets that are attracted to the magnets on the fixture housing to releasably hold the charge housing against the fixture housing

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS11320102B2Battery-powered pool light assembly
Publication Date: 2022.05.03 LEDPOWER
  • US11320102B2 patent drawing
  • US11320102B2 patent drawing
  • US11320102B2 patent drawing

AI summary

A lighting system includes a light fixture assembly having a lower housing portion enclosing LED light circuitry, a rechargeable battery, a wireless communications module, and a system controller, and an upper housing portion enclosing a wireless charging receiver, a communication antenna, and a first set of magnets. A wireless charging assembly includes a wireless charging transmitter connected to a power source and a second set of magnets configured to releasably adhere to the first set of magnets to hold the charger housing against the fixture housing for charging. A wireless remote control application is used to control the lights within the fixture.