Adjustable Articulated LED Light Fixture Modules

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Solution Overview

Problem

Existing smaller scale articulated lighting systems lack flexibility in accommodating out-of-tolerance curves and bends, and adjusting length to maintain uniform illumination and avoid scalloping.

Innovation Solution

A modular LED lighting system comprising modules with pivotable and slidably interconnected components, allowing up to 90-degree pivoting and 0.5-inch linear adjustment, enabling flexible installation and length adjustment while maintaining uniform light distribution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If articulated lighting systems use fixed-length modules, then manufacturing and installation are simplified, but flexibility in accommodating out-of-tolerance curves and bends is reduced

Engineering Contradiction:
Improveflexibility in accommodating curves and bendsVSAvoidmodule interconnection mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic adjustability in the lighting modules through two key mechanisms: (1) a telescoping interconnection component that allows linear movement of approximately 0.5 inch between modules, and (2) a pivot joint enabling angular adjustment of up to 90 degrees. These dynamic features allow the lighting system to adapt to irregular curves and bends while maintaining uniform illumination, directly resolving the technical contradiction between adaptability and device complexity.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If module spacing is fixed, then assembly is simplified, but ability to adjust overall length and maintain uniform illumination is reduced

Engineering Contradiction:
Improveuniformity of illuminationVSAvoidinstallation flexibility
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The patent employs a telescoping interconnection component with sliding engagement between a interconnection component and base component, allowing adjustable spacing between modules during installation. This dynamic spacing adjustment enables installers to compensate for manufacturing tolerances and maintain uniform light distribution across the entire lighting run, while also providing flexibility in achieving desired overall lengths without compromising illumination uniformity.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10267463B1Adjustable length articulated LED light fixtures
Publication Date: 2019.04.23 KORRUS INC
  • US10267463B1 patent drawing
  • US10267463B1 patent drawing
  • US10267463B1 patent drawing

AI summary

First and second modules carrying LED circuit boards are interconnected by an interconnection mechanism which enables the modules to both pivot and move linearly with respect to one another such that the distance and angle between the modules may each be varied.