Deadbreak Connector Assembly With Visible Thread Engagement
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Solution Overview
Problem
Existing deadbreak connectors for high-amp applications, such as 600-amp connectors, lack a method to verify the absence of cross-threading during the tightening process, which can lead to unreliable connections.
Innovation Solution
A connector assembly design that includes a connector body with multiple openings and inserts, where a coupling portion is used to removably secure the inserts within the connector body, allowing for a secure and verifiable connection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the stud is tightened using a wrench, then the connection is secured, but the user cannot see the stud and cannot verify whether cross-threading has occurred
Solution Approach 1:
The patent introduces an intermediary visual indicator system that mediates between the tightening action and the user's observation. The indicator includes a visible portion that rotates with the stud, allowing users to detect cross-threading or improper tightening without directly observing the stud itself during the tightening process.
Solution Approach 2:
The patent replaces the purely mechanical tightening verification method with a visual indication system. Instead of relying on tactile feedback or post-tightening inspection, the mechanical tightening action is coupled with a visual indicator that provides real-time feedback on the tightening status and proper engagement.
2Ease of operation
If the stud is tightened by hand first, then threading is initiated, but further tightening requires a tool which prevents visual verification
Solution Approach 1:
The visual indicator serves as an intermediary that bridges the gap between hand-tightening and tool-assisted tightening phases. The indicator remains visible throughout both phases, allowing continuous verification of proper engagement from initial threading through final tightening.
Solution Approach 2:
The visual indicator is pre-configured to show the correct engagement state before tightening begins. This preliminary visual feedback allows users to verify proper threading initiation during hand-tightening, ensuring the foundation for reliable final tightening is established.
Data Source
AI summary
A connector assembly includes a connector body, a first insert and a second insert. The connector body has a first opening and a second opening. The first insert includes a bore that is removably positionable within the first opening. The second insert includes a coupling portion that is removably positionable within the second opening. The coupling portion is conFIGured to engage the bore and removably secure the first insert and the second insert within the connector body.