Flexible Envelope Pocket for Soilless Cultivation Support
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Solution Overview
Problem
Existing methods for manufacturing soilless culture media bags are inefficient due to the variable structure and behavior of the culture substrate, leading to irregularities and filling defects, and lack automation and versatility in producing various shapes and sizes.
Innovation Solution
A process involving a flexible envelope shaped into a pocket using suction and/or pressing in a mold, with the culture substrate introduced through the opening face, and then closed with a second envelope portion, allowing for automated and simplified production of culture supports in various shapes and sizes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual operation is used to introduce culture substrate into bag compartments, then flexibility in handling variable substrate structure is maintained, but the process becomes delicate and tedious with low productivity
Solution Approach 1:
A flexible envelope acts as an intermediary element between the culture substrate and the rigid bag structure. The envelope can be easily filled with the variable substrate manually or semi-automatically, then inserted into the bag compartment, combining ease of handling with efficient assembly
Solution Approach 2:
The culture support system is divided into separate components: the bag structure, the flexible envelope, and the culture substrate. This segmentation allows each component to be optimized independently - the bag provides structural integrity while the flexible envelope handles the variable substrate, improving overall productivity
2Productivity
If mechanized introduction of culture substrate is implemented, then productivity increases, but the device cannot produce various forms of culture media due to variable substrate behavior
Solution Approach 1:
The flexible envelope made of pliable material can be easily shaped and deformed to accommodate different substrate forms and create various culture media configurations. This flexibility enables the same mechanized filling device to produce diverse shapes by simply changing the envelope form rather than requiring complex device reconfiguration
Solution Approach 2:
The system allows for easy modification of physical parameters such as envelope shape, size, and configuration to produce different culture media forms. By changing these parameters rather than the fundamental filling mechanism, productivity is maintained while versatility is achieved
3Manufacturing precision
If traditional multi-step manufacturing process is used, then each step can be carefully controlled, but the number of steps increases manufacturing time and complexity
Solution Approach 1:
Multiple manufacturing operations are merged into a single integrated process: the flexible envelope is formed, filled with substrate, and sealed in one continuous operation. This combines several discrete steps into a unified process that maintains quality control while significantly reducing total manufacturing time
Solution Approach 2:
The flexible envelope is pre-formed and prepared before substrate filling, allowing the filling operation to be performed quickly without complex in-situ shaping. This preliminary preparation reduces the overall manufacturing cycle time while ensuring consistent quality through controlled envelope formation
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 method reduces the number of manufacturing steps, enables automation, and allows for the production of culture supports with less material usage and reduced manufacturing time, improving reproducibility and versatility in shapes and sizes.
Implementation Method 1
shaping and holding the first portion of flexible envelope to form at least one pocket having an opening face, the step of shaping the first portion of flexible envelope being carried out with suction and/or pressing of the first portion of flexible envelope in a mould
Data Source
Figure 1A~1D
Figure 2A~2D
Figure 3~5
AI summary
According to the invention, a first flexible envelope portion (2a) is provided, the first flexible envelope portion (2a) is formed in a mould (5), in order to create at least one pocket (3) having an open face (3a), a cultivation substrate (4) is introduced into the pocket (3) via its open face (3a), and the open face (3a) of said pocket (3) is closed with a second flexible envelope portion in order to form a cultivation support (1) containing the cultivation substrate (4).