Collapsible Hammock Stand Structure for Portable Rigid Support

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Solution Overview

Problem

Existing hammock stands are large, heavy, and stationary, making them impractical for use in landscapes without suitable trees or immovable structures, such as beaches or parking lots, where there is a lack of options for suspending hammocks at the required distance and with sufficient rigidity.

Innovation Solution

A collapsible hammock stand comprising a support structure with a first hub assembly and a second hub assembly coupled by cross beams, a base portion with removable legs forming a pyramidal frustum, and upright portions extending at angles from the support structure, allowing for easy assembly and disassembly to provide a compact, lightweight, and rigid support for hammocks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If existing hammock stands are made large and stationary, then structural rigidity and separation distance are maintained, but portability and ease of setup are lost

Engineering Contradiction:
Improvestructural rigidityVSAvoidportability
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The hammock stand is divided into multiple separable components including uprights, crossbeams, and a base, allowing the structure to be disassembled into manageable sections for easy transport while maintaining structural integrity when assembled

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The stand transitions from a static stationary structure to a dynamic collapsible design where components can be moved, folded, and reconfigured, enabling portability without sacrificing structural rigidity when deployed

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If existing hammock stands are made heavy, then structural stability is improved, but ease of transport and setup is reduced

Engineering Contradiction:
Improvestructural stabilityVSAvoidweight
Core Design Contradiction:
Stability of the object's compositionVSWeight of moving object

Solution Approach 1:

By segmenting the stand into separate components, each piece can be optimized for minimal weight while the complete assembled structure provides the necessary stability through proper geometric configuration and connection mechanisms

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The design allows the structure to be lightweight in its disassembled state for easy transport, then transforms into a stable configuration when assembled, with stability achieved through the arrangement of components rather than sheer mass

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If spanning straps are used without trees, then portability is improved, but structural rigidity and proper separation distance are lost

Engineering Contradiction:
ImproveportabilityVSAvoidstructural rigidity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The portable stand acts as an intermediary structure between the user and the ground, providing the necessary support and separation distance without requiring external anchor points like trees, thereby maintaining structural rigidity while preserving portability

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11388977B2Compact collapsible hammock stand
Publication Date: 2022.07.19 YELLOW LEAF HAMMOCKS LLC
  • US11388977B2 patent drawing
  • US11388977B2 patent drawing
  • US11388977B2 patent drawing

AI summary

A collapsible stand for a hammock comprising a support structure having a first hub assembly and a second hub assembly coupled by a pair of cross beams, a base portion having four legs removably coupled to, and extended down and away from the support structure, to form a pyramidal frustum, and an upright portion having a first upright assembly and a second upright assembly removably coupled to, and extending up and at angles away from the support structure, the first upright assembly and the second upright assembly each having an attachment point at a distal end opposite the support structure.