Collapsible LED Fixture with Articulating Arms
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing photographic lighting fixtures are cumbersome, difficult to transport, and lack versatility in adjusting color, temperature, and intensity, while also generating excessive heat and requiring bulky reflectors.
Innovation Solution
A collapsible light fixture using light emitting diodes (LEDs) with a parabolic or dish-shaped light emitting portion, featuring a central hub with pivot-mounted spokes that can be adjusted for color and intensity, and a compact design that eliminates the need for a highly reflective backing, allowing for flexible deployment and storage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If traditional photographic lighting fixtures are used, then sufficient illumination can be achieved, but the fixtures are cumbersome and difficult to transport
Solution Approach 1:
The light fixture is divided into multiple collapsible panels that can be folded together to form a compact structure for transport, yet expand to provide sufficient illumination area when deployed. Each panel contains integrated LED lighting elements, allowing the fixture to maintain its illumination function while achieving compact storage.
Solution Approach 2:
The fixture employs a dynamic collapsible structure with movable joints and hinges that allow transformation between a compact folded state for transport and an expanded operational state for illumination. This dynamic design enables the fixture to adapt its form factor based on whether it is being transported or used.
2Illumination intensity
If traditional light sources are used, then sufficient brightness can be achieved, but excessive heat is generated
Solution Approach 1:
The patent transitions from traditional high-heat light sources (incandescent or halogen) to LED technology, fundamentally changing the operating parameters of the light source. LEDs achieve comparable or superior brightness while operating at significantly lower temperatures, directly resolving the heat generation problem.
Solution Approach 2:
The invention replaces traditional thermal-based illumination mechanisms with electroluminescent LED technology. This substitution eliminates the need for high-temperature operation while maintaining or improving illumination output, thereby solving the excessive heat generation issue.
3Illumination intensity
If traditional fixtures are used, then illumination can be provided, but the fixtures lack versatility in adjusting color, temperature, and intensity
Solution Approach 1:
The fixture integrates multiple LED types with different color temperatures and characteristics within a single unit, allowing it to perform multiple lighting functions. Users can adjust color temperature, intensity, and lighting modes to suit different photographic requirements, making the fixture versatile for various applications.
Solution Approach 2:
The fixture incorporates dynamic control capabilities that allow real-time adjustment of lighting parameters including color temperature, intensity, and operational modes. This dynamic adjustability enables the fixture to adapt to different photographic scenarios and creative requirements.
4Illumination intensity
If traditional fixtures are used, then illumination can be achieved, but bulky reflectors are required
Solution Approach 1:
The patent integrates the light source and reflector functions into a unified compact structure. The collapsible panels themselves serve as both the structural framework and the reflective surface, eliminating the need for separate bulky reflector components. This merging reduces overall fixture volume while maintaining light directionality.
Solution Approach 2:
The fixture employs curved or angled reflective surfaces integrated into the collapsible panel design that efficiently direct light without requiring large bulk. The geometric configuration of these surfaces provides effective light control in a compact form factor.
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 fixture provides a versatile, compact, and heat-efficient lighting solution that can effectively illuminate subjects for various photography applications, including cinematography, with adjustable color and intensity, and can be easily stored and transported.
Implementation Method 1
A collapsible light fixture using light emitting diodes (LEDs)
Data Source
AI summary
According to the invention, an LED fixture is provided for photographic and theatrical lighting. The light fixture is particularly suitable for photographic and theatrical lighting by mounting LED elements directly or indirectly on articulating arms. The arms rotate 90 degrees from a position where the arms are aligned substantially in parallel with an axis of the fixture hub and may be rotated 90 degrees for deployment of the fixture. In addition, the spokes may be flexed beyond the alignment permitted by the cooperation between the hub and mounting elements.