Active Cover Plate with Spring Clips for Universal Outlet Compatibility
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Solution Overview
Problem
Existing electrical cover plates face challenges in compatibility with various outlet and switch configurations due to the variance in screw terminal positions, making it difficult to create a single active cover plate that fits most outlets and switches.
Innovation Solution
The development of an active cover plate with spring clips and conducting strips that can be powered wirelessly, allowing it to interface with different electrical devices by making contact with screw terminals and providing power to embedded loads, while also featuring insulating tabs to prevent arcing and external contact.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional cover plates are designed for specific outlet configurations, then they provide stable electrical connection, but they lack compatibility with diverse outlet and switch configurations
Solution Approach 1:
The cover plate incorporates spring clips that can dynamically adjust their position and contact pressure to accommodate different screw terminal configurations. The spring mechanism allows the conductive elements to move and adapt to various outlet and switch positions while maintaining reliable electrical contact, enabling universal compatibility without requiring multiple specialized cover plate designs.
2Adaptability or versatility
If spring clips are used to accommodate various configurations, then adaptability improves, but risk of arcing and electrical hazards increases
Solution Approach 1:
The cover plate design incorporates insulating tabs as intermediary elements that physically separate conductive components and prevent unwanted electrical contact. These insulating tabs act as mediators between different electrical elements, blocking arcing paths and preventing electrical hazards while still allowing the spring clips to maintain adaptability for various configurations.
3Ease of operation
If conducting strips make contact with screw terminals to provide power, then embedded loads can be powered, but electrical hazards from external contact increase
Solution Approach 1:
The cover plate design applies different material properties to different regions: conductive strips in areas that need to contact screw terminals for power transmission, and insulating tabs in areas that could pose electrical hazards. This localized differentiation of electrical properties allows the conducting strips to safely provide power to embedded loads while the insulating tabs prevent hazardous external contact.
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
Enables a versatile and reliable solution for powering embedded loads within the cover plate, ensuring compatibility with diverse electrical configurations and preventing electrical hazards.
Implementation Method 1
The spring clips are configured to contact screw terminals on the outlet body or switch body to extract electrical power
Implementation Method 2
The active cover plate includes insulating tabs to prevent arcing and external contact
Data Source
AI summary
Various embodiments of active cover plates are disclosed. Active cover plates may include a face plate, an electrical load, at least one clip extending rearward from the faceplate. The clip may include a contact, a resilient strip supporting the contact, wherein the contact is joined to the resilient strip and passes through the resilient strip, and a rear insulator covering a rear side of the contact. An electrical connection may be formed between the clip and the electrical load.