Radar-Transparent Net Support Pole and Stake

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Solution Overview

Problem

Current net support systems for large camouflage nets are heavy, produce significant noise and thermal signatures, are difficult to deploy and recover, and lack sufficient wear resistance, with stakes being large and heavy to adequately hold the nets to the ground.

Innovation Solution

A net support system comprising non-metallic, non-conductive, radar-transparent support poles and stakes with a conical shape disrupter, where the stakes have a central rib for increased frictional surface area and reduced weight, allowing for lightweight, easy deployment and recovery while maintaining stability and low signatures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional metal stakes are used to hold nets to the ground, then the holding strength is sufficient, but the weight is excessive and the thermal/radar signatures are significant

Engineering Contradiction:
Improveholding strengthVSAvoidstake weight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The patent changes the material parameters from metal to non-metallic composite materials, achieving both weight reduction and signature reduction while maintaining holding strength through optimized geometric parameters including the central rib configuration and frictional surface area

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs composite material construction for stakes and support poles, combining multiple materials to achieve optimal strength-to-weight ratio while providing radar transparency and low thermal signature, replacing conventional single-material metal construction

Inventive Principle:
Principle #40Composite materials

2Strength

If large and heavy stakes are used to adequately hold nets to the ground, then the holding strength is sufficient, but the weight and size are excessive

Engineering Contradiction:
Improveholding strengthVSAvoidstake size
Core Design Contradiction:
StrengthVSLength of moving object

Solution Approach 1:

The patent optimizes the geometric parameters of the stake including the central rib dimensions and frictional surface area to achieve sufficient holding strength with reduced overall size, replacing conventional large-diameter stakes

Inventive Principle:
Principle #35Parameter changes

3Strength

If conventional support poles are used, then the structural strength is sufficient, but the noise signature is high during deployment

Engineering Contradiction:
Improvestructural strengthVSAvoidnoise signature
Core Design Contradiction:
StrengthVSObject-generated harmful factors

Solution Approach 1:

The patent changes the material parameters from metal to non-metallic composite materials for support poles, eliminating the high noise signature generated during deployment while maintaining structural strength through optimized composite construction

Inventive Principle:
Principle #35Parameter changes

4Strength

If conventional metal support systems are used, then the structural strength is sufficient, but the thermal and radar signatures are significant

Engineering Contradiction:
Improvestructural strengthVSAvoidthermal and radar signatures
Core Design Contradiction:
StrengthVSObject-generated harmful factors

Solution Approach 1:

The patent changes the material parameters from metal to non-metallic composite materials, achieving radar transparency and low thermal signature while maintaining structural strength through optimized composite construction and geometric design

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs composite material construction specifically selected for radar transparency and low thermal emission properties, combining multiple materials to achieve optimal signature reduction while maintaining structural requirements

Inventive Principle:
Principle #40Composite materials

5Strength

If conventional support systems are used, then the structural strength is sufficient, but the ease of deployment and recovery is poor

Engineering Contradiction:
Improvestructural strengthVSAvoidease of deployment and recovery
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The patent changes the material parameters to non-metallic composite materials with optimized mechanical properties, enabling easier deployment and recovery through reduced weight and improved flexibility while maintaining structural strength

Inventive Principle:
Principle #35Parameter changes

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 system provides a lightweight, easily deployable, and recoverable net support system with reduced thermal and radar signatures, capable of holding large nets securely to the ground with enhanced wear resistance and compatibility with conventional systems.

Implementation Method 1

each of the plurality of stakes has a weight less than about 0.23 lbs and a frictional surface area greater than about 36.2 square inches

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS10844625B2Support pole and stake for net support system
Publication Date: 2020.11.24 SAAB BARRACUDA LLC
  • US10844625B2 patent drawing
  • US10844625B2 patent drawing
  • US10844625B2 patent drawing

AI summary

A net support system for supporting a net may include a support pole configured to hold up a net, one or more stakes configured to hold the net to a ground surface; and a shape disrupter configured to interface with the support pole and to hold up the net. The support pole and each of the one or more stakes are non-metallic, non-conductive, and radar transparent. Each of the one or more stakes may have a central rib. A storage case may be provided for storing the plurality of shape disrupters, the plurality of support poles, and the plurality of stakes.