Cable Manager Door Hinge and Locking Mechanism

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Solution Overview

Problem

Conventional cable management trays often make it difficult to access wiring due to their design, especially in installations where visibility is limited, and complete removal of the door creates a risk of misplacement.

Innovation Solution

A cable management device with a door attached via a hinge assembly that allows for easy pivoting and removal, using a spring-loaded locking mechanism for secure attachment and detachment, even in restricted visibility conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the door is made removable for easy access to wiring, then ease of operation is improved, but the risk of door misplacement increases

Engineering Contradiction:
Improveease of access to wiringVSAvoiddoor misplacement risk
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The door attachment system is segmented into a hinge assembly and a separate engagement mechanism. The hinge assembly provides rotational movement while the engagement mechanism (latches or clips) provides secure attachment. This segmentation allows the door to be easily removed and reattached without requiring complete disassembly, thereby improving ease of operation while maintaining reliability through the engagement mechanism that prevents misplacement.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the door is made fixed for secure attachment, then reliability is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvedoor attachment securityVSAvoidaccess to wiring
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The door attachment system transitions from a static fixed connection to a dynamic system that can adapt between secured and accessible states. The hinge assembly enables rotational movement, and the engagement mechanism can be easily activated or deactivated. This dynamic design allows the door to be securely attached when needed while enabling quick access to wiring when required, thus improving ease of operation while maintaining reliability.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If a hinge assembly is used for door attachment, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improvedoor pivoting and removalVSAvoidhinge assembly structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The hinge assembly is designed with local quality by concentrating the mechanical complexity only at the door attachment points while keeping the rest of the cable management tray simple. The hinge assembly includes a pivot point and an engagement mechanism that provides the necessary functionality without requiring complex structures throughout the entire device. This localized approach to complexity improves ease of operation for door access while minimizing the overall device complexity.

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

Facilitates easy access to wiring bundles while minimizing the risk of door misplacement, allowing for quick and secure reattachment without visual cues.

Implementation Method 1

using a spring-loaded locking mechanism for secure attachment and detachment

Methodology Applied
Scientific EffectSpring-loaded locking mechanism: Spring

Data Source

PatentUS11382229B2Cable manager with fixed and removable door
Publication Date: 2022.07.05 LEVITON MFG CO INC
  • US11382229B2 patent drawing
  • US11382229B2 patent drawing
  • US11382229B2 patent drawing

AI summary

A cable management device comprises cable management tray with a door that is connected to the cable management tray by a hinge, allowing the door to be opened without removing the door from the tray, and which also permits the door to be easily disengaged from the tray using a simple manual interaction that can be performed even if visibility to the hinge is limited.