Nail Curing Lamp Hand Rest UV Protection
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Solution Overview
Problem
Current nail curing lamps expose users' hands to UV radiation, causing skin damage, and existing solutions like sunscreen or fingerless gloves are inconvenient or inefficient, while LED lamps hinder polymerization, resulting in less durable nail polish.
Innovation Solution
A bowl-shaped nail curing lamp with a light-housing component and ergonomic hand rest that positions the hand to expose only the fingers to UV/LED light, using UV LED technology to cure nail polish while protecting the hand and fingers from radiation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a traditional UV nail curing lamp is used, then the nail polish can be cured effectively, but the user's hands are exposed to harmful UV radiation
Solution Approach 1:
The lamp housing is segmented into distinct functional zones: a curved hand rest area that shields the hand, a nail exposure zone that allows UV light to reach only the nails, and a protected area for the rest of the hand. This spatial segmentation enables differential exposure - nails receive full UV dosage while skin is protected
Solution Approach 2:
The curved hand rest acts as an intermediary structure between the UV light source and the user's hand. It selectively blocks UV radiation from reaching the skin while allowing the nails to be positioned in the light path, thus mediating the exposure relationship
2Object-affected harmful factors
If sunscreen or fingerless gloves are used to protect hands, then UV radiation is blocked, but the application becomes inconvenient and may interfere with polish adhesion
Solution Approach 1:
The lamp provides built-in hand protection through its integrated curved hand rest design, eliminating the need for users to apply sunscreen or wear protective gloves. The protection mechanism is self-contained within the device itself, making the system independent of external protective measures
3Object-affected harmful factors
If an ordinary LED light lamp is used instead of UV, then hand protection is improved, but the polymerization process is inhibited resulting in less durable polish
Solution Approach 1:
The patent specifies using LED lights that emit in the UV-A spectrum (385-405nm wavelength range), which maintains the chemical parameter requirements for effective photopolymerization of gel polish while reducing the harmful UV-B and UV-C components that cause skin damage. This parameter optimization achieves both curing effectiveness and skin safety
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
Effectively cures nail polish while minimizing skin exposure to UV radiation, maintaining polish durability and user comfort, by directing UV/LED light only to the nails through a designed hand rest and light-housing configuration.
Implementation Method 1
The lighting elements may include a plurality of UV LED lights
Implementation Method 2
When exposed to the wavelengths of a UV light, the photo initiators give off free radicals. The release of the free radicals produces another reaction within the resins of the gel called polymerization.
Data Source
AI summary
A nail curing bowl comprising a hollow body. The hollow body includes a light-housing component removably attached to a base to create a UV irradiation area. The light-housing component includes a plurality of UV LED lights that generate UV radiation within the UV irradiation area. The hollow body further includes a hand rest that protrudes through an open top portion of the hollow body, allowing a user to rest the palm of their hand on the hand rest while extending their fingers downwards along the shaft of the hand rest into the UV irradiation area of the hollow body. The irradiation area is suitable for curing UV/LED curing product, while minimizing the user's exposure to the UV radiation emitted from the UV LED lights.