Portable Neck Light with Adjustable LED Modules
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Solution Overview
Problem
Existing portable lights do not provide adequate hands-free illumination and are not designed to fit comfortably around the neck, nor do they offer adjustable and removable light sources for specific task requirements.
Innovation Solution
A portable neck light with two LED light sources, adjustable on both axes, powered by alkaline or rechargeable batteries, made of flexible ABS plastic, and featuring a ratchet or ball joint mechanism for independent adjustment, allowing for comfortable wear and removable functionality as a handheld light.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If portable lights are designed to be hands-free, then user convenience is improved, but the device must be worn on the body which limits design flexibility and comfort
Solution Approach 1:
The portable light is divided into separate modular components including a neck member, body members, and light sources that can be independently adjusted and positioned. This segmentation allows the device to be worn hands-free while maintaining design flexibility through adjustable modular elements.
Solution Approach 2:
The device incorporates movable members and adjustable mechanisms that allow the light sources to be repositioned independently on each side of the neck. This dynamic adjustability resolves the contradiction by enabling hands-free wearability while maintaining design flexibility through user-adjustable positioning.
2Adaptability or versatility
If the light source is fixed in position, then the device structure is simplified, but the user cannot direct illumination to specific areas as required
Solution Approach 1:
Movable members are provided between the neck member and body members, enabling the light sources to be adjusted independently on each side. This dynamic mechanism allows users to direct illumination to specific areas while maintaining a relatively simple overall device structure.
Solution Approach 2:
The lighting system is segmented into independent adjustable units on each side of the neck, allowing individual positioning of each light source. This segmentation provides adaptability for directing illumination to specific areas without requiring complex integrated adjustment mechanisms.
3Ease of operation
If the neck member is made rigid for structural stability, then manufacturing is simplified, but the device cannot be easily pulled outward for comfortable placement around the neck
Solution Approach 1:
The neck member is constructed from semirigid plastic material that exhibits flexible properties during placement but maintains structural stability when worn. This parameter change in material rigidity allows easy pulling outward for placement while providing structural support during use, balancing ease of operation with manufacturing simplicity.
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 portable neck light provides hands-free, adjustable illumination for various tasks, ensuring comfortable wear and versatility, meeting the needs of users in automotive, home, and recreational settings.
Implementation Method 1
Another primary object of the invention is to provide a portable neck light having a LED light source on each side of the user's neck
Implementation Method 2
The neck member of the portable light may be flexible allowing the portable neck light to be pulled outward when placing the light around a user's neck and may contract once on a user's neck
Data Source
AI summary
A portable neck light for wearing on a user's neck is disclosed having a neck member adapted to fit around a user's neck, body members on each side of the neck member having a light source, a movable member between each end of the neck member and each body member allowing for the adjustment of each light source independently of the other, a power source and an on/off switch.


