Portable Work Light with Automatic Tracking
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Solution Overview
Problem
Jobsites require frequent manual repositioning and reorientation of work lights to maintain optimal illumination, which is non-value-added and reduces productivity.
Innovation Solution
A portable work light with a gimbal mount and sensors that automatically adjust the light fixture's orientation based on the location of a target person, using actuators and a controller to maintain optimal illumination without manual intervention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If work lights are statically placed and oriented, then the device complexity is reduced, but the productivity decreases due to frequent manual repositioning and reorientation
Solution Approach 1:
The lighting system transitions from a static configuration to a dynamic one by incorporating actuators that enable automatic repositioning and reorientation of the light fixture based on real-time sensor data of worker locations, thereby eliminating manual intervention and maintaining optimal illumination without increasing operational complexity
Solution Approach 2:
The lighting system performs self-adjustment through integrated sensors and actuators that automatically track worker positions and reorient the light fixture accordingly, making the system self-sufficient and eliminating the need for manual repositioning operations
2Illumination intensity
If manual repositioning and reorientation of work lights is performed, then the illumination optimality is maintained, but the loss of time increases due to non-value-added work
Solution Approach 1:
The system implements a closed-loop feedback mechanism where sensors continuously monitor worker positions and provide real-time data to the controller, which then actuates the lighting fixture to maintain optimal illumination, eliminating the need for manual time-consuming adjustments
Solution Approach 2:
The manual mechanical operation of repositioning and reorienting work lights is replaced by an automated electromechanical system comprising sensors, controllers, and actuators that perform the same function without human intervention, thereby eliminating time loss
3Ease of operation
If work lights require periodic user interaction for repositioning, then the ease of operation is reduced, but the device complexity remains low
Solution Approach 1:
The lighting system becomes self-operating by integrating sensors and actuators that automatically adjust the light fixture position and orientation based on real-time worker location data, eliminating the need for user interaction while managing complexity through integrated design
Data Source
AI summary
A portable work light is disclosed having a light fixture with one or more rotational degrees of freedom that are automatically actuated such that a light thereof can maintain optimal lighting for a target person in a jobsite environment. Particularly, the portable work light is advantageously configured to track a target person's location within the jobsite environment and automatically reorient the light fixture as needed to maintain optimal illumination of the jobsite for the target person. In this way, the non-value-added work of repositioning or reorienting the work light is eliminated, thus enhancing the productivity of the target person at the jobsite.