Breakaway RJ45 Cable Assembly with Angled Latch Mechanism
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Solution Overview
Problem
RJ45 plug connections can lead to equipment damage due to unintentional tension, especially in dynamic environments where technicians forget to disconnect cables, causing damage to network ports and resulting in downtime and repair costs.
Innovation Solution
A breakaway RJ45 cable assembly with a modified jack featuring a flexible member and plug-latch-stops that allows secure connection under normal conditions but releases the plug upon sufficient tension, reducing the risk of damage by aligning the tension force with the plug and jack body lengths.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If vertical face-to-face interaction between plug latch tabs and jack housing is provided to prevent unintentional disconnection, then connection security is improved, but equipment damage risk increases under tension
Solution Approach 1:
The latch mechanism transitions from a static vertical face-to-face interaction to a dynamic angled interaction. The latch tabs engage the jack housing at an angle (e.g., 30-60 degrees from vertical), allowing the connection to adapt under load. When tension is applied, the angled geometry enables the latch to rotate or deform, converting harmful vertical pull forces into manageable lateral forces that slide the plug out rather than damaging the port.
Solution Approach 2:
The engagement angle parameter is changed from vertical (0 degrees from horizontal) to an angled configuration (30-60 degrees from horizontal). This parameter change fundamentally alters the force distribution during pull-out events. The angled engagement creates a mechanical advantage that reduces the withdrawal force needed while directing forces away from damage-prone areas of the jack housing.
2Ease of manufacture
If standard RJ45 plug design is used with vertical latch engagement, then manufacturing simplicity is maintained, but force distribution under tension becomes uncontrolled
Solution Approach 1:
The latch engagement geometry is changed from symmetric vertical faces to an asymmetric angled configuration. The latch tabs are positioned and oriented at specific angles relative to the plug axis, creating an asymmetric force distribution that favors controlled withdrawal. This asymmetric design is simple to manufacture using standard molding techniques while fundamentally improving force distribution characteristics under tension.
3Stability of the object's composition
If plug latch engages jack housing vertically, then connection stability is improved, but withdrawal force becomes too high causing damage
Solution Approach 1:
The latch mechanism is designed to be dynamically responsive to applied forces. Under normal conditions, the angled latch provides stable engagement. However, when pull forces exceed a threshold, the angled geometry allows the latch to rotate or flex, dynamically adjusting the engagement angle to reduce withdrawal force and prevent damage.
Solution Approach 2:
The angled latch geometry预先 (in advance) positions the latch tabs to engage at an angle that inherently cushions against high pull forces. The angled configuration acts as a mechanical cushion, distributing peak forces over a longer distance and time period during withdrawal events, preventing sudden force spikes that could damage the jack housing.
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
The solution provides a secure RJ45 connection that minimizes equipment damage by allowing non-destructive withdrawal of the plug when tension is applied, reducing the risk of damage and associated downtime and repair costs.
Implementation Method 1
the flexible member including at least one plug-latch-stop configured to interact with the plug latch
Data Source
AI summary
The present invention generally relates to the field of network communication. In an embodiment, the present invention is a breakaway RJ45 cable assembly that includes a standard RJ45 plug inserted into a modified RJ45 jack that, upon a sufficient amount of tension, releases the installed standard RJ45 plug. To insure that, as tension builds up in the cable assembly, the connection between the modified RJ45 jack and the patch cord to which the standard RJ45 plug is connected to experience tension substantially along the plug and jack body lengths the breakaway cable assembly is installed in the middle of a communication channel.