Electronic Device Housing with Transparent Recesses for Pattern Display

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Solution Overview

Problem

The existing methods for displaying patterns on electronic devices using light-guiding pillars and Mylar films are costly and complex, requiring intricate molds and assembly processes.

Innovation Solution

An electronic device design featuring a housing with recesses configured to display patterns, where light sources are fixed within the housing to transmit light through transparent recesses, eliminating the need for light-guiding pillars and Mylar films, and utilizing a plastic material for the housing that can be molded without transparency requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If light-guiding pillars and Mylar film are used to display patterns, then the pattern display function is achieved, but the device complexity and production cost increase significantly

Engineering Contradiction:
Improvepattern display functionVSAvoidassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts and removes the light-guiding pillars and Mylar film from the device structure, replacing them with a simplified housing design that integrates the light transmission function directly into the housing body through transparent windows, thereby eliminating unnecessary components and simplifying assembly

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent merges the light transmission function with the housing structure by designing transparent windows directly into the housing body, combining what were previously separate components (housing, light-guiding pillars, Mylar film) into a single integrated structure

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If light-guiding pillars and Mylar film are used to display patterns, then the pattern display function is achieved, but the production cost increases due to complex molds

Engineering Contradiction:
Improvepattern display functionVSAvoidproduction cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent extracts and removes the light-guiding pillars and Mylar film from the device structure, replacing them with a simplified housing design that integrates the light transmission function directly into the housing body through transparent windows, thereby eliminating unnecessary components and simplifying assembly

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The housing body is designed to serve multiple functions: it provides structural support, defines the device shape, and simultaneously acts as the light transmission medium through its transparent windows, eliminating the need for separate light-guiding components

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

3Illumination intensity

If transparent housing is used to display patterns, then the light transmission is achieved, but the housing becomes transparent requiring additional Mylar film

Engineering Contradiction:
Improvelight transmissionVSAvoidhousing structure
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

The housing is designed with local transparency only where needed for light transmission (at the window positions corresponding to LED indicators), while other portions of the housing can remain opaque, providing structural integrity and aesthetic appearance without requiring full transparency or additional Mylar film coverage

Inventive Principle:
Principle #3Local quality

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

This approach simplifies assembly and reduces production costs by eliminating the need for complex molds and materials like Mylar, while maintaining clear pattern display on the outer surface.

Implementation Method 1

The at least one light source transmits light thereto, thereby displaying the specified pattern on an outer surface opposite to the inner surface of the housing

Methodology Applied
Scientific EffectLight transmission: Light

Data Source

PatentUS7926980B2Electronic device
Publication Date: 2011.04.19 NANNING FUGUI PRECISION IND CO LTD
  • US7926980B2 patent drawing
  • US7926980B2 patent drawing
  • US7926980B2 patent drawing

AI summary

An electronic device includes a housing and at least one light source. The housing defines a chamber therein and includes an inner surface defining at least one recess configured with a specified pattern. The at least one light source is fixed in the chamber and corresponds to the at least one recess. The at least one recess is transparent and the at least one light source transmits light to the at least one recess, thereby displaying the specified pattern on an outer surface opposite to the inner surface of the housing.