Fiber Cell Carrier With Open Ribs For Root Ventilation

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Solution Overview

Problem

Existing plant propagation systems using fiber material cells and plastic trays lack optimal configuration for effective growing conditions, particularly in terms of ventilation and root management, leading to suboptimal plant and root growth.

Innovation Solution

A plant propagation fiber cell carrier with compartments formed by fiber cell baskets having open side walls and a partly open bottom end, allowing maximum air contact and minimizing microclimate, along with spacers for air flow and water management, enabling better drainage and watering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If traditional plastic cells are used in plant propagation trays, then structural strength and containment are improved, but ventilation efficiency and root growth optimization deteriorate

Engineering Contradiction:
Improvestructural strengthVSAvoidventilation efficiency
Core Design Contradiction:
StrengthVSProductivity

Solution Approach 1:

The patent applies porous materials by using fibrous web material to form plant propagation cells with inherently porous structure. This porous structure provides excellent ventilation efficiency for root growth while the fibrous material maintains sufficient structural strength to contain and support the plants during propagation

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The patent uses composite materials by combining fibrous web material with a plastic carrier tray. The fibrous material provides ventilation and biodegradability, while the plastic carrier provides structural strength and containment, creating a composite system that optimizes both structural integrity and ventilation efficiency

Inventive Principle:
Principle #40Composite materials

2Object-affected harmful factors

If fiber material cells are used instead of plastic cells, then environmental friendliness and biodegradability are improved, but structural durability and support capability deteriorate

Engineering Contradiction:
Improveenvironmental impactVSAvoidstructural durability
Core Design Contradiction:
Object-affected harmful factorsVSStrength

Solution Approach 1:

The fibrous web material forms a porous structure that provides sufficient mechanical support for plant propagation while maintaining biodegradability. The porous structure distributes mechanical loads across the fiber network, providing adequate durability despite the environmentally friendly material composition

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The system combines biodegradable fibrous web material with a reusable plastic carrier tray. The plastic carrier provides long-term structural durability and support capability, while the fibrous cells provide environmental friendliness and biodegradability, creating a composite solution that balances both requirements

Inventive Principle:
Principle #40Composite materials

3Object-affected harmful factors

If closed-bottom compartments are used in carriers, then containment and protection are improved, but drainage efficiency and water management deteriorate

Engineering Contradiction:
Improveprotection from contaminantsVSAvoiddrainage efficiency
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The carrier compartments are segmented with open bottom structures rather than being fully enclosed. This segmentation allows drainage holes and open bottom areas to be integrated into the compartment design, enabling water to drain through while the upper walls provide protection from contaminants

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The compartment structure uses local quality by having different openness levels in different areas: the upper walls provide closed protection from contaminants, while the bottom areas have open structures with drainage holes for efficient water management, creating localized functional zones within each compartment

Inventive Principle:
Principle #3Local quality

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 configuration enhances plant and root growth by maximizing air contact, improving drainage, and preventing water residues, resulting in healthier and more robust plant development.

Implementation Method 1

each of the side walls of the fiber cell baskets is formed of a number of spaced slender ribs extending from the upper end to the bottom end and in that in the fiber cell baskets are formed completely open areas between the adjacent ribs and in corner areas of the fiber cell baskets. Thereby is enabled maximum contact between the fiber cells and ambient air surrounding the cells, hence minimizing or totally excluding the presence of micro climate at the fiber cells.

Methodology Applied
Scientific EffectAir flow: Convection

Implementation Method 2

a fiber cell basket that has side walls forming an essentially open upper end and a partly open bottom end

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentUS11785895B2Plant carrier
Publication Date: 2023.10.17 BJORKEMAR CONSTR & CONSULTING BCC
  • US11785895B2 patent drawing
  • US11785895B2 patent drawing
  • US11785895B2 patent drawing

AI summary

A plant propagation cell carrier (1) having a frame (2) with plant cell compartments (3) for receiving a plant cell of fibrous web material, wherein each plant cell compartment has opposing pairs of side walls (5, 6; 7, 8) forming an essentially open upper end (2A) and a partly open bottom end (3B) of the plant cell compartments (3), whereby the plant cell compartments consist of a plant cell basket (10) having side walls each being a continuation of the opposing side walls of the plant cell compartments (3) and each of the side walls of the plant cell baskets is formed of a number of spaced slender ribs (9) extending from an upper end (3A) of the plant cell baskets to the bottom end (3B) of the plant cell baskets of the plant cell compartments and whereby completely open areas (11, 12) are formed in the plant cell baskets, between the adjacent ribs and in corner areas (13) of the plant cell baskets.