Biodegradable Seed Case with Moisture-Activated Opening

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Solution Overview

Problem

Current seed planting methods are challenging for beginners, requiring horticultural knowledge and specific tools, and often use environmentally detrimental materials, making it difficult to create an ideal germination environment, especially in hostile environments with low moisture content.

Innovation Solution

A biodegradable, hygroscopic, water-soluble seed case with a multi-layer construction that opens with moisture, allowing controlled seed placement and nutrient delivery, eliminating the need for gardening expertise and using environmentally friendly materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional seed planting methods are used, then seeds can be planted, but beginners require horticultural knowledge and specific tools, making the process complex and error-prone

Engineering Contradiction:
Improveease of plantingVSAvoidcomplexity of planting process
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent merges the seed container, germination medium, and protective casing into a single integrated seed pod unit. This combination eliminates the need for separate tools and multiple planting steps, allowing beginners to simply insert the complete unit into the ground without requiring horticultural knowledge or specialized equipment.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The seed pod is pre-prepared with the seed, germination medium, and protective structure already in place before planting. This preliminary preparation eliminates the need for beginners to perform complex preparation steps, soil mixing, or precise positioning during the actual planting process.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If non-biodegradable plastic materials are used for seed packaging, then seeds are protected, but environmentally detrimental waste is generated

Engineering Contradiction:
Improveseed protectionVSAvoidenvironmental waste
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The patent changes the material parameter from non-biodegradable plastic to biodegradable materials such as paper pulp, cardboard, or compostable polymers. This parameter change maintains the protective function during storage and transport while ensuring the packaging decomposes naturally after planting, eliminating environmental waste.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The biodegradable packaging is designed to be discarded into the ground with the seed pod, where it naturally decomposes and returns to the soil. This eliminates the need for separate disposal processes and recovers the packaging material as organic matter beneficial for plant growth.

Inventive Principle:
Principle #34Discarding and recovering

3Adaptability or versatility

If seeds are planted in hostile environments with low moisture content, then planting can occur, but ideal germination environment cannot be created

Engineering Contradiction:
Improveadaptability to hostile environmentsVSAvoidgermination success
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The seed pod creates a localized favorable microenvironment for germination within the protective casing, regardless of external hostile conditions. The internal structure maintains appropriate moisture levels and protects the seed from harsh external conditions, while still allowing the pod to be planted in various environments including low-moisture soils.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The protective casing and internal structure are designed in advance to cushion and protect the seed from hostile environmental conditions during the critical germination period. This pre-prepared protection ensures reliable germination even when external conditions are unfavorable.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

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 solution provides a waste-free, recyclable seed delivery system that ensures controlled germination and growth, even in harsh conditions, promoting sustainable food production and education, while avoiding overwatering and nutrient imbalances.

Implementation Method 1

a water soluble and/or hydrolytically degradable layer, which is only located between flanges of casing material

Methodology Applied
Scientific EffectWater solubility: Solvation

Implementation Method 2

A biodegradable, hygroscopic, water-soluble seed case

Methodology Applied
Scientific EffectHygroscopy: Absorption (physical)

Implementation Method 3

The top case could be hygroscopic, water soluble, biodegradable, hydrolytically degradable, oxidatively degradable, compostable and/or photodegradable

Methodology Applied
Scientific EffectBiodegradation: Decomposition (biological)

Data Source

PatentEP3060038B1Protective seed case
Publication Date: 2020.01.22 GREEN DIGIT
  • EP3060038B1 patent drawingFigure 1~2
  • EP3060038B1 patent drawingFigure 3~4
  • EP3060038B1 patent drawingFigure 5~6

AI summary

Protective seed case (A) comprising two casing sections (1, 3) interposed with a water soluble and/or hydrolytically degradable layer (2), said case (A) being biodegradable, hygroscopic and water soluble, and encasing seed articles (4) that are self-contained. The seed case (A) packages and protects the seeds (4) prior to planting, the seed case (A) is inserted at the normal to the surface of the growing medium (5) and once in contact with water moisture it provides an ideal moist environment for germination, the moisture then opens the seed case (A) up for root and shoot growth. The system can also encase beans and bulbs which can all be planted in hostile environments with a low moisture content without the need for any specific horticultural knowledge or specialist tools. A seed package comprises at least one such protective seed case (A) attached to each other.