Sliding Light Panel for 360-Degree Lantern Lighting
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Solution Overview
Problem
Current lantern lighting devices lack efficiency and effectiveness in transitioning between transport and use modes, and often fail to provide reliable water resistance and 360-degree area lighting.
Innovation Solution
A portable lighting device with a slidable light panel that includes a reflective surface and a collimator lens, powered by a battery housing, which can extend to provide a 360-degree area light and features a handle mechanism to secure the cap and prevent unwanted movement, while maintaining water resistance through apertures that allow water to exit the device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the light panel is made slidable to enable transition between transport and use modes, then the device achieves versatility and ease of operation, but the device complexity increases
Solution Approach 1:
The device is divided into separate functional modules: a body housing the battery and light source, and a slidable light panel. This segmentation allows the light panel to be independently moved between transport (retracted) and use (extended) positions, enabling mode transition without complicating the entire device structure.
Solution Approach 2:
The light panel is designed with dynamic mobility, allowing it to slide along the body from a retracted position in transport mode to an extended position in use mode. This dynamic element provides versatility while maintaining relatively simple construction through guided sliding motion.
2Illumination intensity
If the light panel is extended to provide 360-degree area lighting, then the illumination effectiveness is improved, but the device length increases
Solution Approach 1:
The light panel uses a generally I or H shaped cross-section with front and rear planar surfaces that emit light in opposite directions, enabling 360-degree illumination coverage. This dimensional configuration allows full-area lighting without requiring excessive extension of the device length.
3Reliability
If the body is designed to provide water resistance, then the reliability is improved, but the device complexity increases
Solution Approach 1:
The body is segmented into a first portion (light panel housing) and a second portion (battery housing) that are isolated from each other. This segmentation allows water to be contained in the first portion while the second portion remains dry, providing water resistance without requiring complete sealing of the entire device.
Solution Approach 2:
The light panel and its housing are extracted as a separate water-resistant compartment from the battery housing. This extraction allows water to be contained and managed in the light panel portion while protecting the electronic components in the battery portion, simplifying the overall sealing requirements.
4Illumination intensity
If the light panel includes reflective surface to enhance light output, then the illumination effectiveness is improved, but the manufacturing precision requirements increase
Solution Approach 1:
The reflective surface is pre-formed as an angled formation on the light panel during manufacturing. This preliminary preparation ensures proper light reflection and alignment without requiring complex precision adjustments during assembly, as the reflective geometry is already optimized in the panel itself.
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 device efficiently transitions between transport and use modes, providing a 360-degree area light and ensuring water resistance, enhancing usability and reliability.
Implementation Method 1
Between the light source and the light panel there can be located a collimator lens to receive light from the light source and to transmit collimated or nearly collimated light to the light panel
Implementation Method 2
The light panel can include a reflective surface thereon to receive light from a light source mounted in the body
Implementation Method 3
The light source can be an LED light source
Data Source
AI summary
A portable lighting device adapted to provide an area light, said device including a body having a battery housing to hold batteries to power said device. The device includes a light panel functioning as a lens to act as an area light emitter, characterized in the said light panel is slidable into and out of said body, said light panel being constructed of a substantially flat panel portion.