Rotatable LED Light Housing for Landscape Edging

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Solution Overview

Problem

Conventional landscape lighting systems are obtrusive, lack directional control, and are prone to moisture-related issues, making them unsuitable for subtle illumination near ground areas like landscape borders and walkways.

Innovation Solution

A universal light ball system featuring a round housing within an elongated housing, allowing directional adjustment of the light source, which can be integrated into landscape edging for subtle and targeted illumination, using LED lights protected by a printed circuit board and sealants for durability and low visibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If conventional LED stake lighting or rope lights are used, then lighting is provided for landscape illumination, but the lighting cannot be directed in a specific direction to provide subtle illumination near the ground

Engineering Contradiction:
Improvelight directionalityVSAvoidlighting control flexibility
Core Design Contradiction:
Illumination intensityVSEase of operation

Solution Approach 1:

The light source housing is made rotatable within the elongated housing, allowing the light direction to be dynamically adjusted. The housing can rotate about its longitudinal axis to point the light source in different directions, providing flexible control over where the light is directed while maintaining a fixed installation position.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The lighting system is divided into separate functional components: the elongated housing that provides structural support and positioning, the rotatable light source housing that provides directional control, and the light source itself. This segmentation allows each component to be optimized independently for its specific function.

Inventive Principle:
Principle #1Segmentation

2Area of stationary object

If floodlights are used to illuminate a wide area, then broad coverage is achieved, but the lighting is obtrusive and cannot provide subtle illumination near landscape borders

Engineering Contradiction:
Improveillumination coverage areaVSAvoidlight obtrusiveness
Core Design Contradiction:
Area of stationary objectVSObject-generated harmful factors

Solution Approach 1:

The system provides localized illumination by directing light from a single point source through a controlled housing structure. The light is emitted in a specific direction rather than omnidirectionally, creating a focused beam that illuminates only the intended area near landscape borders without creating obtrusive wide-area flooding.

Inventive Principle:
Principle #3Local quality

3Reliability

If conventional lighting systems are installed outdoors, then lighting functionality is provided, but they have issues with moisture or snow, causing them to short-circuit and break

Engineering Contradiction:
Improvemoisture resistanceVSAvoidenvironmental durability
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The light source housing is sealed within the elongated housing structure, creating a protective barrier against moisture and snow. The housing acts as a flexible enclosure that protects the electrical components from environmental elements while allowing the light to pass through a designated opening.

Inventive Principle:
Principle #30Flexible shells and thin films

4Illumination intensity

If conventional lighting systems are used near landscape borders, then illumination is provided, but they interfere with landscaping activities such as pruning and mowing

Engineering Contradiction:
Improvelight visibilityVSAvoidlandscaping interference
Core Design Contradiction:
Illumination intensityVSObject-generated harmful factors

Solution Approach 1:

The light source is extracted from the elongated housing through a controlled opening, allowing light to be directed away from the landscaping area. This separation enables the lighting function to be provided without the housing structure interfering with pruning and mowing activities, as the light can be directed along the landscape border rather than into the work area.

Inventive Principle:
Principle #2Taking out (Extraction)

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 unobtrusive, directional lighting that is aesthetically pleasing and durable, maintaining functionality even in harsh weather conditions, while being easy to install and maintain.

Implementation Method 1

a light source having a substantially round housing disposed in a substantially elongated housing

Methodology Applied
Scientific EffectLight emission: Light Emitting Diode

Data Source

PatentUS8113696B2Universal light ball and tube light system
Publication Date: 2012.02.14 SUNCOR STAINLESS
  • US8113696B2 patent drawing
  • US8113696B2 patent drawing
  • US8113696B2 patent drawing

AI summary

A universal light ball system has a light source with a substantially round housing disposed within a substantially elongated housing so that the light source may be directed by changing the orientation of the substantially round housing relative to the substantially elongated housing. The substantially elongated housing may be inserted into another member such as a the hollow top of landscape edging in order to provide unobtrusive and aesthetically pleasing landscape lighting.