Ceiling Light Fixture with Segmented Lens and Emitter Control
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Solution Overview
Problem
Conventional ceiling-mounted light fixtures for commercial environments lack flexibility in lighting modes, failing to provide adequate illumination for various tasks such as patient examination, reading, and ambient comfort in healthcare settings.
Innovation Solution
A ceiling-mounted light fixture with a housing, lens assembly, and control components that allow for multiple operational modes, including ambient, examination, and reading modes, utilizing central and side light emitters with adjustable activation to provide directed and diffused lighting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional ceiling-mounted light fixtures are used, then the structure is simple and easy to manufacture, but the lighting flexibility and adaptability for different tasks are insufficient
Solution Approach 1:
The light fixture is divided into multiple independent light emitter modules (central light emitter and side light emitters) that can be selectively activated. Each module contains its own light emitter and lens assembly, allowing independent control to create different lighting modes (ambient, examination, reading) without requiring a completely complex system redesign.
Solution Approach 2:
The light fixture is designed to perform multiple functions through a single integrated structure. The same housing and control system support various lighting modes (ambient lighting, examination lighting, reading lighting) by selectively activating different light emitter combinations, eliminating the need for separate fixtures for each function.
2Adaptability or versatility
If multiple light emitters and control components are added to provide different lighting modes, then the lighting versatility is improved, but the device complexity increases
Solution Approach 1:
Multiple light emitters (central and side), lenses, and control components are merged into a single integrated housing structure. The control component consolidates the functionality of multiple switches into one unit, and the housing provides structural support for all components, reducing overall system complexity despite the increased number of functional elements.
Solution Approach 2:
The light fixture incorporates dynamic control capabilities that allow selective activation of different light emitter combinations based on the desired lighting mode. The control component enables dynamic switching between ambient mode (side emitters only), examination mode (central and side emitters), and reading mode (specific emitter patterns), providing adaptability without requiring physical reconfiguration.
3Measurement precision
If central and side light emitters are used with different activation patterns, then the lighting precision for specific tasks is improved, but the energy consumption increases
Solution Approach 1:
Instead of activating all light emitters simultaneously, the system uses partial action by selectively activating only the necessary light emitters for each specific task. For example, ambient mode activates only side light emitters for general illumination, while examination mode activates both central and side emitters only when detailed observation is required, optimizing energy usage based on actual needs.
Solution Approach 2:
The system changes the operational parameters of different light emitter groups based on the selected lighting mode. The control component adjusts which emitters are active, their intensity levels, and their combination patterns to match the specific requirements of each task (ambient, examination, or reading), thereby achieving precise illumination control while managing energy consumption efficiently.
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 light fixture effectively supports patient care by offering customizable lighting modes that enhance observation accuracy, comfort, and safety, catering to different tasks with adjustable brightness and directionality.
Implementation Method 1
at least one central light emitter for emitting light directly through the central lens; a pair of side light emitters, light emitted by each side light emitter passing through an associated one of the side lenses
Data Source
AI summary
A ceiling mounted light fixture includes a lens assembly including a central lens and a pair of side lenses. The central lens extends along a longitudinal axis, and each side lens extends parallel to the central lens and is positioned on a lateral side of the central lens. The fixture further includes at least one central light emitter for emitting light directly through the central lens and a pair of side light emitters. At least one control component operatively connected to the central light emitter and the side light emitters is configured to operate in a first mode in which the central light emitter is deactivated and the side light emitters are activated, and a second mode in which the central light emitter and the side light emitters are activated.