Coaxial Connector Resilient Member for Electrical Continuity
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Solution Overview
Problem
Coaxial cable connectors often fail to achieve full electrical mating and ground continuity due to improper tightening, leading to gaps between threaded surfaces and loss of electromagnetic shielding.
Innovation Solution
An electrical continuity apparatus featuring a resilient member between the coaxial cable connector and interface port, which urges the threads into engagement even when the connector is loosely tightened, ensuring continuous electrical contact through a coil spring or leaf spring mechanism.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the connector is not fully tightened to the interface port, then the ease of operation is improved, but the electrical continuity and ground connection are lost
Solution Approach 1:
A resilient member (spring element) is introduced as an intermediary between the connector and interface port. This resilient member maintains continuous contact pressure on the threaded surfaces, ensuring electrical continuity even when the connector is not fully tightened. The resilient member acts as a mediator that compensates for gaps between threads while allowing easy installation.
2Ease of operation
If sufficient clearance is provided between threaded surfaces to allow rotation, then the ease of operation is improved, but gaps remain that break electrical continuity
Solution Approach 1:
The resilient member dynamically adjusts the contact pressure parameter between the threaded surfaces. During rotation, it allows movement while maintaining sufficient pressure for electrical contact. The resilient member changes its compression state to accommodate both rotational motion and continuous electrical connection requirements.
3Ease of operation
If the connector is loosely installed, then the ease of operation is improved, but electromagnetic shielding is lost leading to signal interference
Solution Approach 1:
The resilient member serves as a continuous conductive pathway that maintains the electromagnetic shielding chain from the cable through the connector to the interface port. Even when the connector is loosely installed, the resilient member bridges gaps in the threaded connection, preventing electromagnetic interference and maintaining signal integrity.
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
Maintains electrical continuity and ground connection between the coaxial cable, connector, and interface port, even when the connector is not fully tightened, thereby preventing signal loss and electromagnetic interference.
Implementation Method 1
the resilient member comprises a coil spring extending about the threaded outer surface of the first end of the interface port
Data Source
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AI summary
An electrical continuity apparatus for a coaxial cable interface port including an interface port, a cable connector, and a resilient member. The interface port includes a first end having a threaded outer surface, and the cable connector includes a coupler having a threaded inner surface. The coupler is configured to rotatably couple the threaded inner surface with the threaded outer surface of the first end of the interface port. The resilient member is arranged between the interface port and the cable connector and urges threads of the threaded inner surface of the coupler into engagement with threads of the threaded outer surface of the interface port to provide electrical continuity between the coupler and the threaded outer surface of interface port even when coupler is loosely tightened to the interface port.