Wire Wrapper for Headrest Entertainment System Installation

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Solution Overview

Problem

The existing methods for installing wires in vehicle headrest entertainment systems face difficulties due to loosely organized connectors, making it challenging to feed wires through headrest supports and other vehicle parts.

Innovation Solution

A device and method utilizing heat shrink tubing or braided sleeving to cover connectors, along with a stiff wire, facilitate the feeding of wires through headrest posts by providing a compact and organized structure that can be easily removed after installation, ensuring smooth passage and secure connection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If connectors are left loosely organized at the end of wires, then the wire structure remains flexible and easy to assemble, but it becomes difficult to feed the wires through headrest supports during installation

Engineering Contradiction:
Improveease of feeding wire through headrest supportVSAvoidwire organization structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by organizing and securing connectors with wire wrap before the wire feeding process. This preliminary organization allows the wire to be fed through headrest supports more easily, as the connectors are already positioned and secured rather than being loose during the feeding operation.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses wire wrap (a flexible thin film material) to organize and secure connectors. This flexible wrapping material allows the wire assembly to maintain flexibility while providing the necessary organization to facilitate feeding through headrest supports.

Inventive Principle:
Principle #30Flexible shells and thin films

2Productivity

If wire connectors are organized and secured during installation, then feeding through headrest supports becomes easier, but the installation process becomes more complex with additional securing steps

Engineering Contradiction:
Improveinstallation efficiencyVSAvoidwire preparation process
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The wire wrap is applied in advance during wire preparation, organizing connectors before installation begins. This preliminary action improves installation efficiency by eliminating the need to organize loose connectors during the time-sensitive feeding process, even though it adds a preparation step.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The wire wrap acts as an intermediary element that simplifies the interaction between the wire assembly and the headrest support feeding process. By providing a pre-organized structure, it mediates the complexity between connector organization and the feeding operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 solution simplifies the installation process by keeping connectors organized and protected during passage, allowing for efficient routing and secure connection to the wire harness without damage, enhancing the ease and efficiency of setting up headrest entertainment systems.

Implementation Method 1

The wire wrapper may comprise a heat shrink tubing covering the connectors

Methodology Applied
Scientific EffectThermal contraction: Thermal Contraction

Implementation Method 2

The wire wrapper may comprise a braided sleeving covering the connectors

Methodology Applied
Scientific EffectPhysical containment: Physical Containment

Data Source

PatentUS7416439B2Methods and devices for preparing wires for installation in a headrest entertainment system
Publication Date: 2008.08.26 AUDIVOX CORPORATION
  • US7416439B2 patent drawing
  • US7416439B2 patent drawing
  • US7416439B2 patent drawing

AI summary

A device for preparing a wire for installation in a headrest entertainment system for a vehicle includes a wire wrapper for facilitating feeding of the wire including a plurality of connectors through a headrest post. The wire wrapper includes a heat shrink tubing covering the connectors. The wire wrapper includes a braided sleeving covering the connectors. A stiff wire is attached to the wire near an end of the heat shrink tubing. A stiff wire is attached to the wire near an end of the braided sleeving.