Modular Self-Watering System with Capillary Transfer and Float Valve

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Solution Overview

Problem

Existing self-watering systems for plants and Christmas trees are inflexible, require adjustment for varying plant water needs, and lack efficient water distribution across multiple containers, making it difficult to maintain uniform moisture levels and accommodate different plant requirements.

Innovation Solution

A multi-container system with a water retaining chamber, a water transfer chamber using capillary action, and a plant receiving chamber, allowing for daisy chaining of containers and control over moisture levels, using a wicking tray with perlite or vermiculite and a float valve to maintain consistent water levels across all containers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a drip system is used to water plants, then water can be delivered to plants, but the system requires adjustment for varying plant water needs and cannot accommodate different plant requirements simultaneously

Engineering Contradiction:
Improveability to accommodate different plant water needsVSAvoidcomplexity of adjusting flow to varying plant needs
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system divides the watering function into separate modular containers, each with its own water reservoir and wicking system. This segmentation allows each container to independently serve plants with different water requirements without affecting other containers, resolving the contradiction between adaptability and complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Each container is designed with localized water retention and transfer characteristics that can be tailored to specific plant needs. The wicking material and container design create locally optimized water delivery systems, enabling different water delivery characteristics in different locations without system-wide complexity.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If self-watering systems are used for Christmas trees and plants, then water transfer is achieved, but the systems are inflexible and cannot be easily expanded or moved

Engineering Contradiction:
Improveflexibility and expandability of the systemVSAvoidfixed structure of existing systems
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system employs dynamic, modular containers that can be easily added, removed, or reconfigured based on space and plant requirements. This dynamic design allows the system to adapt to changing conditions without complex reconfiguration, resolving the contradiction between flexibility and structural complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Containers are designed to nest within each other or be arranged in various configurations, allowing compact storage when not in use and flexible expansion when needed. This nesting capability provides both space efficiency and system flexibility without increasing operational complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Manufacturing precision

If uniform water distribution is achieved across multiple containers, then moisture levels are consistent, but the system cannot accommodate plants with differing water requirements

Engineering Contradiction:
Improveuniformity of water distributionVSAvoidability to meet varying plant water needs
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The system segments the water distribution function into independent container units, each maintaining uniform water distribution within its own boundaries through capillary action. This segmentation allows uniformity at the local level while enabling variability at the system level to accommodate different plant needs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Each container is designed with localized water retention characteristics that ensure uniform water distribution within that specific container while allowing different containers to have different water delivery rates, thus achieving both uniformity and adaptability simultaneously.

Inventive Principle:
Principle #3Local quality

4Adaptability or versatility

If a complex watering system is used to meet varying plant needs, then plant requirements can be satisfied, but the system becomes difficult to use and maintain

Engineering Contradiction:
Improveability to meet varying plant water needsVSAvoidease of use and maintenance
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The containers utilize passive capillary action through wicking materials to automatically transfer water from the reservoir to the plant medium, eliminating the need for active pumping or complex control systems. This self-service mechanism maintains adaptability while dramatically simplifying operation and maintenance.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system replaces active mechanical water delivery systems (pumps, valves, timers) with passive capillary action through wicking materials. This substitution maintains the ability to meet varying plant needs through container design while greatly improving ease of operation and reducing maintenance requirements.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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 system provides a low-cost, expandable, and easy-to-use self-watering solution that maintains uniform water levels across multiple containers, accommodating different plant water needs and allowing for control over moisture content, ensuring consistent saturation and dry-down cycles for optimal plant growth.

Implementation Method 1

The second container includes a water transfer chamber in which a wicking means is present to transfer the water to the plants

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Implementation Method 2

the first container is a water retaining chamber having water leveling capability... and a water self leveling means

Methodology Applied
Scientific EffectBuoyancy: Archimedes' Principle (Buoyancy)

Data Source

PatentUS8091279B2Multiple self watering container system
Publication Date: 2012.01.10 THIS TOWN
  • US8091279B2 patent drawing
  • US8091279B2 patent drawing
  • US8091279B2 patent drawing

AI summary

A multi container system of at least one each of the first container, and at least one second and at least one third container, each of which has a chamber therein. The first container has a water retaining chamber with water input and water output as well as a water self leveling means. The second container has a water transfer chamber in which a wicking tray loaded with a wicking medium is placed, preferably on a drainage tray, said medium being used to transfer the water to the plants disposed in a third container's plant receiving chamber. The container #3 nests within the water transfer chamber of container #2, to receive water therefrom by capillary action. Container #1 is fluidly connected to a first container #2 for water transfer, and a series of containers #2 may be linked, as space limitations and grade permit, or as may be desired.