Remote Antenna Deployment Latch Mechanism

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Solution Overview

Problem

Typical antenna latches are not readily accessible to operators, hindering convenience and safety when securing or unlocking antennas for operation, particularly for azimuth movement.

Innovation Solution

A remote antenna deployment latch system with a latch assembly and azimuth pin, coupled to a remote control assembly, allows securement and release of the antenna in a deployed position and unlocks rotation about the azimuth axis, enabling operators to manage the antenna's position without direct access to the latch.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional latches are used to secure antennas in deployed position, then the antenna can be locked reliably, but the latches are not readily accessible to operators, hindering convenience and safety

Engineering Contradiction:
Improveantenna locking reliabilityVSAvoidlatch accessibility
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

A cable assembly acts as an intermediary mechanism, allowing the operator to remotely actuate the latch from a convenient location. The cable transmits the actuating force from the remote control interface to the latch mechanism, resolving the contradiction between reliable locking and operator accessibility.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If the antenna deployment mechanism is simplified, then the deployment process becomes faster, but the means for deploying are not sufficient to maintain the antenna at the operating angle

Engineering Contradiction:
Improvedeployment speedVSAvoidposition maintenance capability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The deployment system is segmented into distinct functional components: the deployment mechanism for rapid positioning and the separate latch mechanism for maintaining position. This segmentation allows the deployment mechanism to operate quickly while the latch provides independent, reliable position maintenance.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If a remote control assembly is added to enable remote latch operation, then operator convenience and safety are enhanced, but the device complexity increases

Engineering Contradiction:
Improveremote operation capabilityVSAvoidcontrol system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cable assembly serves as a simple mechanical intermediary that enables remote operation without requiring complex electrical systems, sensors, or control electronics. This mechanical intermediary approach achieves remote operation capability while minimizing the increase in device complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9406994B2Remote antenna deployment latch
Publication Date: 2016.08.02 RAYTHEON CO
  • US9406994B2 patent drawing
  • US9406994B2 patent drawing
  • US9406994B2 patent drawing

AI summary

A remote antenna deployment latch is disclosed. The remote antenna deployment latch includes a latch assembly having a latch pin movable to alternately secure an antenna in, and release the antenna from, a deployed position. The remote antenna deployment latch also includes an azimuth pin movable to alternately lock and unlock rotation of the antenna about an azimuth axis. In addition, the remote antenna deployment latch includes a remote control assembly operably coupled to the latch pin and the azimuth pin to simultaneously secure the antenna in the deployed position and unlock rotation of the antenna about the azimuth axis.