Fibrous Lighting Fixture Surface for Light Diffusion Effects

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Solution Overview

Problem

Conventional formed lighting fixtures lack added dimensions on their outer surface, which limits light refraction and decorative options, failing to enhance their appearance and functionality.

Innovation Solution

Incorporating a fibrous layer extending from the outer surface of the lighting fixture, which can be electrostatically flocked to create a textured, colored, or fur-like appearance and diffuse light, enhancing both the decorative and functional aspects, especially visible at night.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a flat cover material layer is used, then the structure is simple and easy to manufacture, but light refraction and decorative options are limited

Engineering Contradiction:
Improveease of manufactureVSAvoidlight refraction and decorative options
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The patent transitions from a flat two-dimensional cover material layer to a three-dimensional fibrous layer with depth and volume. The fibrous layer extends outward from the outer surface of the lighting fixture, creating added dimensions that enable enhanced light refraction, diffusion, and decorative effects while maintaining manufacturing feasibility through electrostatic flocking processes.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If a fibrous layer is added to extend from the outer surface, then light diffusion and decorative appearance are enhanced, but the structure becomes more complex

Engineering Contradiction:
Improvelight diffusion and decorative appearanceVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent replaces traditional mechanical attachment methods (such as gluing, stitching, or fastening fibrous material to the cover layer) with electrostatic flocking technology. This electrostatic field-based process automatically embeds the fibrous layer into the cover material, significantly reducing structural complexity and manual assembly steps while achieving secure attachment and uniform distribution of fibers.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of manufacture

If electrostatic flocking is used to apply the fibrous layer, then the application process is simplified and coverage is improved, but specialized equipment is required

Engineering Contradiction:
Improveapplication process simplicityVSAvoidspecialized equipment requirement
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The electrostatic flocking system integrates multiple functions into a single automated process: it simultaneously applies adhesive, generates electrostatic field, deposits and orients fibrous material, and secures the layer all in one operation. This multi-functional approach consolidates what would otherwise require separate manufacturing steps into a single versatile process, improving overall manufacturing efficiency despite the specialized equipment needed.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 fibrous layer provides a dazzling effect, a glowing appearance, and increased weather durability, while offering rich colors, iridescence, and other special effects, thereby enriching the visual appeal and functionality of the lighting fixture.

Implementation Method 1

the fibrous layer is configured to provide certain functional and decorative characteristics to the formed lighting fixture, such as providing a textured, colored, or fur-like appearance, or light-diffusion

Methodology Applied
Scientific EffectLight diffusion: Scattering

Implementation Method 2

the plurality of fibers are electrostatically flocked to the outer surface of the formed lighting fixture

Methodology Applied
Scientific EffectElectrostatic adhesion: Electrostatic Deposition

Implementation Method 3

the cover material 3 is a transparent refracting material that refracts the light emanating from the light source 2

Methodology Applied
Scientific EffectLight refraction: Refraction

Data Source

PatentUS7661847B2Formed lighting fixture having a fibrous layer
Publication Date: 2010.02.16 WANG JESSICA
  • US7661847B2 patent drawing
  • US7661847B2 patent drawing
  • US7661847B2 patent drawing

AI summary

An improved formed lighting fixture having a frame, a light source, a cover layer coupled to the frame, and a fibrous layer coupled to the cover layer, in which the frame is formed by gathering a plurality of rods and profiled in a specific contour, the light source is configured to provide light from inside the frame and out through the cover layer onto the fibrous layer. The fibrous layer is configured to provide decorative and functional aspects to the lighting fixture, including, in some embodiments, a contoured or fur-like appearance, or where the fibrous layer has light-diffusive properties, a dazzling glow effect when light from the light source is diffused.