Vehicle Window Assembly With Etched Glass And Proximity Switches
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Solution Overview
Problem
Vehicle window assemblies lack integrated safety and functionality features that enhance passenger compartment illumination and control, relying on conventional transparent glass with limited aesthetic and functional enhancements.
Innovation Solution
A vehicle window assembly incorporating a transparent glass panel with etched sections and embedded light sources, along with proximity switches and a controller for customizable illumination and feature control, providing an aesthetically pleasing and functional interface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional transparent glass is used for vehicle windows, then light transmission is maintained, but safety and functional features are limited
Solution Approach 1:
The patent applies composite materials by integrating multiple functional layers into the window assembly: transparent glass panel, etched sections with light-diffusing properties, embedded light sources (LEDs), and proximity switch components. This composite structure maintains light transmission while adding illumination and control functions that conventional glass cannot provide alone.
Solution Approach 2:
The window assembly is designed to perform multiple functions simultaneously: it provides structural transparency for viewing, integrated illumination through etched sections and light sources, safety features through proximity switches, and aesthetic enhancement. This multi-functional design resolves the contradiction by making the window system adaptable to various safety and functional requirements.
2Illumination intensity
If transparent glass is used, then visibility is maintained, but aesthetic enhancements are limited
Solution Approach 1:
The patent applies local quality by creating etched sections at specific locations on the glass panel that selectively diffuse light to provide illumination where needed in the passenger compartment. The etched portions are strategically positioned to achieve both aesthetic patterns and functional illumination zones, rather than uniformly treating the entire glass surface.
Solution Approach 2:
The etched sections create optical effects that alter light transmission characteristics, producing visual patterns and illumination effects that enhance aesthetic appearance while maintaining visibility. The light-diffusing properties of etched areas create varying light intensities and patterns that contribute to both beauty and functionality.
3Ease of operation
If conventional window assemblies are used, then manufacturing is simple, but integrated control features are lacking
Solution Approach 1:
The patent merges multiple control features directly into the window assembly structure: proximity switches are integrated behind the glass panel, light sources are embedded within the assembly, and etched sections are incorporated during glass manufacturing. This consolidation provides ease of operation through integrated controls while managing complexity through unified design rather than separate components.
Solution Approach 2:
The glass panel itself serves as an intermediary medium that integrates various control features. The etched sections act as intermediaries between light sources and the passenger compartment, diffusing and directing light. The proximity switches use the glass as a mounting substrate, allowing controls to be positioned within reach of occupants while maintaining a clean integrated appearance.
Data Source
AI summary
A vehicle window assembly includes a vehicle structure, a window panel and a proximity switch. The vehicle structure defines a passenger compartment of a vehicle and a viewing aperture. The window panel is mounted to the vehicle structure and covers the viewing aperture such that a first surface of the window panel faces the passenger compartment of the vehicle structure. The proximity switch overlays a portion of the first surface of the window panel.