Portable Area Light Leg Assembly for Stable Compact Deployment
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Solution Overview
Problem
Existing portable lights either provide insufficient illumination for worksites or are cumbersome to transport, failing to balance lighting efficacy with ease of mobility.
Innovation Solution
A portable area light with a collapsible mast, retractable leg assemblies, and a wheeled base module, featuring a motorized drive system and adjustable light assembly for stable, efficient illumination and easy transport.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If larger lights are used to provide sufficient lighting to the worksite, then illumination intensity is improved, but portability and ease of transport deteriorate
Solution Approach 1:
The light system is divided into a base module containing heavy components (battery, motor, lighting assembly) and a separate wheeled transport mechanism. This segmentation allows the lighting function to be optimized for performance while the transport function handles mobility requirements, resolving the contradiction between light output and portability.
Solution Approach 2:
A wheeled cart mechanism serves as an intermediary between the operator and the heavy lighting system. The cart absorbs the weight and bulk of the lighting equipment, allowing efficient transport without requiring the operator to directly carry or move the heavy light assembly, thus maintaining both high illumination output and ease of transport.
2Stability of the object's composition
If the leg assembly is extended to provide stability on uneven terrain, then stability is improved, but the device footprint and storage space requirements increase
Solution Approach 1:
The leg assembly transitions from a static structure to a dynamic, adjustable mechanism. The legs can be extended or retracted based on terrain conditions and operational needs, allowing the device to adapt its footprint rather than requiring maximum space at all times. This resolves the contradiction by making the volume requirement conditional rather than fixed.
Solution Approach 2:
The leg assembly components are designed to nest within each other when retracted, minimizing the storage footprint. The telescoping or collapsible leg structure allows stable deployment when needed while compact storage when transport is required, effectively resolving the space versus stability contradiction.
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 sufficient lighting for worksites while being easily maneuverable and compact for transport, offering stability and adjustable illumination profiles.
Implementation Method 1
a light assembly coupled to the mast assembly and configured to emit light
Implementation Method 2
The drive motor is configured to receive power from the battery and rotate at least some of the set of wheels
Implementation Method 3
a first sled slidably mounted between the leg beam and the track to slide along the track within a first range
Data Source
AI summary
An area light includes a base module, a mast assembly extending upward from the base module, a light assembly coupled to the mast assembly and configured to emit light, and a leg assembly coupled to the base module for movement between a stowed position and a deployed position. The leg assembly includes a track coupled to the base module, a leg beam extending between a first beam end and a second beam end, the first beam end being mounted to the track for translation along the track and rotation with respect to the track, and an adjustment mechanism for translating the leg beam with respect to the track after the leg assembly is in the deployed position.