Modular Plant Plug Inserts for Gutter Light and Contamination Control

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Solution Overview

Problem

Controlled environment agriculture (CEA) systems face challenges in maximizing space utilization while ensuring adequate light for plant growth and preventing contamination, such as algae growth, in gutter systems.

Innovation Solution

The introduction of modular plant plug inserts with angled walls and clips that securely fasten to the gutter, creating an air gap for root growth and protecting against infections and algae, allowing for adjustable planting density and varied plant support.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If plants are planted densely in gutters to maximize space utilization, then the number of plants harvested is increased, but the leaves cannot receive adequate light for growth

Engineering Contradiction:
Improvenumber of plants harvestedVSAvoidlight received by leaves
Core Design Contradiction:
ProductivityVSIllumination intensity

Solution Approach 1:

The insert raises plants vertically above the gutter bottom, creating a three-dimensional growth space. This vertical dimension allows light to reach leaves more effectively while maintaining high planting density horizontally, resolving the contradiction between space utilization and light availability.

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

2Device complexity

If traditional gutter systems are used without inserts, then the structure is simple, but algae growth and contamination occur in the nutrient solution

Engineering Contradiction:
Improvegutter structureVSAvoidalgae growth and contamination
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The insert extracts plants from direct contact with the nutrient solution by raising them above the gutter bottom. This separation prevents algae growth and contamination in the water while maintaining the simplicity of the overall gutter structure.

Inventive Principle:
Principle #2Taking out (Extraction)

3Productivity

If plants are placed directly in the nutrient solution, then root access to nutrients is maximized, but roots are exposed to air pruning and contamination

Engineering Contradiction:
Improvenutrient absorptionVSAvoidair pruning and contamination
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The insert acts as an intermediary between the plant roots and the nutrient solution. It allows roots to access nutrients through the porous bottom while protecting them from air pruning and contamination, and prevents plant pathogens from contaminating the nutrient solution.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Ease of manufacture

If fixed planting arrangements are used in gutters, then installation is simple, but flexibility to adjust planting density is limited

Engineering Contradiction:
Improveinstallation simplicityVSAvoidplanting density adjustment
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The insert design allows plants to be slid along the gutter while maintaining their raised position and centered alignment. This dynamic capability enables adjustment of planting density along the gutter length while keeping the installation process simple and maintaining proper plant positioning.

Inventive Principle:
Principle #15Dynamics

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

This solution enhances space efficiency, promotes healthy root growth, reduces contamination, and accommodates varying plant needs by allowing for flexible planting arrangements and improved microclimate control within the gutter system.

Implementation Method 1

a wall or multiple walls to hold a plantlet or seedling in place via friction. The walls may be on an inside of the insert and may be inclined or angled to hold the plants with a greater friction force via gravity

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

The walls may be on an inside of the insert and may be inclined or angled to hold the plants with a greater friction force via gravity

Methodology Applied
Scientific EffectGravity: Gravitation

Implementation Method 3

The clip may be attached to the gutter such that the plantlet or seedling is raised slightly above the bottom surface of the gutter. This may advantageously leave an air gap between the plant plug and the nutrient-water solution, further promoting root growth

Methodology Applied
Scientific EffectAir gap creation:

Implementation Method 4

The walls may protect the plant from infections or pests. Additionally, the walls may shield the water in the gutter from light and algae growth

Methodology Applied
Scientific EffectPhysical barrier protection: Physical Containment

Data Source

PatentUS20240215505A1Modular plant plug inserts
Publication Date: 2024.07.04 LOCAL BOUNTI OPERATING CO LLC
  • US20240215505A1 patent drawing
  • US20240215505A1 patent drawing
  • US20240215505A1 patent drawing

AI summary

A gutter system for growing one or more plants may be provided. The gutter system may include a gutter and one or more inserts. The gutter may have a trough, a first side wall extending upward from the trough, and a second side wall opposite the first side wall and extending upward from the trough. The gutter inserts may each have an outer wall, a clip connected to the outer wall, such that the clip secures the gutter insert to the gutter, and an inner wall which slopes away from the outer wall. The gutter insert may be hollow and the first gutter insert may be connected to the first side wall and the second gutter insert may be connected to the second side wall.