Coupled Power-Control Cable With Jacketed Conductors for LED Wiring

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Solution Overview

Problem

Conventional lighting systems require separate power and control cables for LED fixtures, leading to complexity and confusion during installation, especially in environments with multiple fixtures and control devices.

Innovation Solution

A coupled power and control cable system where a single overall jacket encases both power and control cables, with a stripe indicator to differentiate between them, simplifying installation by allowing a single cable to be pulled between fixtures and control devices, and enabling efficient energy and control signal transmission.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate power and control cables are used for LED fixtures, then reliable energy and control signal delivery is ensured, but installation complexity and cable management difficulty increase

Engineering Contradiction:
Improveenergy and control signal deliveryVSAvoidcable installation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines separate power cables and control cables into a single integrated cable assembly. The power conductors and control signal conductors are housed together within a common cable structure with an overall jacket, allowing both energy delivery and control signal transmission through one cable rather than requiring separate cable installations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated cable assembly serves multiple functions simultaneously: it transmits electrical power for energy delivery and carries control signals for LED fixture control through its conductors. The cable structure is designed to handle both power transmission and control signaling functions within a single universal cable system.

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

2Reliability

If separate power and control cables are used, then distinct signal paths are maintained, but installation time and labor requirements increase

Engineering Contradiction:
Improvesignal path separationVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent merges the installation process by allowing both power and control cables to be pulled and connected as a single unit. The integrated cable assembly reduces installation steps from handling multiple separate cables to managing one combined cable, significantly reducing installation time and labor while maintaining proper signal path separation through internal conductor arrangement.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If multiple cables are installed between fixtures and control devices, then functional separation is achieved, but cable management and identification difficulty increase

Engineering Contradiction:
Improvefunctional separationVSAvoidcable identification
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent incorporates color-coded identification features into the integrated cable assembly. Different portions or conductors within the cable can be identified by color coding, allowing installers and maintenance personnel to easily distinguish between power and control signal paths without requiring separate physical cables. This color identification system simplifies cable management while maintaining functional separation.

Inventive Principle:
Principle #32Color changes

Data Source

PatentUS11756705B1Coupled power and control cable
Publication Date: 2023.09.12 SOUTHWIRE CO LLC
  • US11756705B1 patent drawing
  • US11756705B1 patent drawing
  • US11756705B1 patent drawing

AI summary

Energy and a control signal may be provided using a coupled power and control cable. The coupled power and control cable may comprise a power cable, a control cable, and an overall jacket. The power cable may be connected between a switch and a fixture and may provide energy to the fixture from the switch. The control cable may be connected between the control circuit and the fixture and may provide the control signal to the fixture from the control circuit. The power cable and the control cable may be disposed beneath the overall jacket.