Anti-spreader Hammock Stand with Ridge Poles

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Solution Overview

Problem

Traditional hammock stands are flimsy and unable to support significant weight, particularly in areas where vertical structures are unavailable for use as hammock supports.

Innovation Solution

A portable anti-spreader hammock stand design comprising multiple ridge and base poles with anti-spreaders that provide stability and support, allowing the hammock to be securely attached to the stand.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If traditional hammock stands use simple vertical structures, then the device complexity is reduced, but the weight support capability and stability deteriorate

Engineering Contradiction:
Improvestructure complexityVSAvoidweight support capability
Core Design Contradiction:
Device complexityVSStrength

Solution Approach 1:

The hammock stand is divided into multiple separate components including ridge poles, base poles, anti-spreaders, and connection elements. Each component serves a specific structural function, allowing the system to achieve high strength through distributed load paths while maintaining portability and ease of assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The design transitions from simple vertical support structures to a three-dimensional A-frame configuration with ridge poles extending horizontally. This dimensional change creates a stable triangular geometry that significantly improves weight support capability and resistance to spreading forces.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Ease of manufacture

If traditional hammock stands use simple vertical structures, then the ease of manufacture is improved, but the reliability deteriorates

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidstability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The stand is manufactured as separate modular components that can be produced using simple processes and then assembled field. This segmentation maintains manufacturing simplicity while improving reliability through a distributed structural design that prevents single-point failure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The anti-spreaders are pre-positioned and secured to the ridge poles before final assembly, ensuring proper geometric relationships and pre-tensioning. This preliminary action guarantees structural stability is built into the configuration during assembly rather than requiring complex manufacturing precision.

Inventive Principle:
Principle #10Preliminary action

3Stability of the object's composition

If anti-spreaders are added to the hammock stand, then the stability is improved, but the device complexity increases

Engineering Contradiction:
Improveanti-spreading stabilityVSAvoidnumber of components
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The anti-spreaders are integrated with the ridge poles as unified components, where the anti-spreaders serve dual functions of preventing pole separation and providing structural bracing. This merging reduces the effective number of independent components while maintaining stability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The ridge poles serve multiple functions: providing vertical support, carrying the anti-spreaders, and forming the A-frame structure. This multi-functionality allows the same components to address multiple structural requirements without proportionally increasing complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11166538B2Anti-spreader hammock stand
Publication Date: 2021.11.09 CALVIN LLOYD FENTON & KRISTEN ELIZABETH ZOOK TRUSTEES OF THE CALVIN LLOYD FENTON LIVING TRUST DATED MAY 13 2021
  • US11166538B2 patent drawing
  • US11166538B2 patent drawing
  • US11166538B2 patent drawing

AI summary

A hammock stand providing ridge poles and anti-spreaders and ridge-base lines to maintain the hammock stand stability and functionality.