Resin Washer Tub Agitation and Filtration for Cleaner Separation

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Solution Overview

Problem

Existing methods for harvesting resin from cannabis plant glandular trichomes are inefficient, labor-intensive, and produce low-quality products due to plant material contaminants.

Innovation Solution

A botanical washer tub with a motorized impeller, temperature control, and a fluid circulation loop for separating plant material in an aqueous solution, followed by filtration through multiple filters with progressively smaller pores.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual harvesting methods are used to collect resin from plant material, then labor intensity is reduced, but product quality deteriorates due to plant material contaminants

Engineering Contradiction:
Improvelabor intensityVSAvoidproduct quality
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The patent replaces manual mechanical harvesting with an automated mechanical system consisting of a washing machine with agitating elements, fluid circulation loops, and temperature control. This automated system mechanically separates resin from plant material through controlled washing and filtration processes, eliminating manual labor while maintaining high product quality through precise control of washing parameters and multiple filtration stages.

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

2Device complexity

If simple washing methods are used to separate resin from plant material, then device complexity is reduced, but productivity deteriorates due to inefficient separation

Engineering Contradiction:
Improvewashing system complexityVSAvoidresin separation efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The patent combines multiple functions into an integrated washing machine system: agitating elements for mechanical separation, fluid circulation loops for continuous washing, temperature control for optimizing resin extraction, and multiple filtration stages. This merged system achieves high productivity through coordinated operation of all components, processing plant material efficiently while maintaining manageable device complexity through integration.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The fluid circulation loop continuously circulates washing fluid through the plant material and through filtration systems, maintaining continuous separation action. The agitating elements continuously agitate the mixture, and the system operates in continuous batches, eliminating idle time and maximizing resin separation productivity throughout the washing cycle.

Inventive Principle:
Principle #20Continuity of useful action

3Use of energy by moving object

If temperature control is not implemented during resin extraction, then energy consumption is reduced, but resin quality deteriorates due to temperature-related contamination

Engineering Contradiction:
Improveenergy consumptionVSAvoidresin quality
Core Design Contradiction:
Use of energy by moving objectVSManufacturing precision

Solution Approach 1:

The patent implements temperature control by adjusting the temperature parameter of the washing fluid and environment during resin extraction. The system includes heating and cooling capabilities to maintain optimal temperature ranges that maximize resin quality while minimizing plant material contamination. This controlled parameter approach ensures high-quality resin extraction with manageable energy consumption through efficient temperature regulation.

Inventive Principle:
Principle #35Parameter changes

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 effectively separates resin from plant material while maintaining temperature control, reducing contamination, and enhancing product quality.

Implementation Method 1

a fluid circulation loop disposed in the gap between the inner wall and the outer wall

Methodology Applied
Scientific EffectFluid circulation: Convection

Implementation Method 2

an impeller centrally disposed above the sloped floor; an electric motor mechanically coupled with the impeller for rotating the impeller

Methodology Applied
Scientific EffectMechanical agitation: Stirring

Implementation Method 3

a filter material disposed beneath the first drain and the second drain for filtering plant material from a wash liquid

Methodology Applied
Scientific EffectFiltration: Filter (physical)

Data Source

PatentUS12528028B2System and method for making resin solutions
Publication Date: 2026.01.20 LOWTEMP IND LLC
  • US12528028B2 patent drawing
  • US12528028B2 patent drawing
  • US12528028B2 patent drawing

AI summary

A system for making resin solutions includes a washer tub having an inner wall, an outer wall aligned parallel with the inner wall and spaced apart from the inner wall by a gap, and a sloped floor disposed within the inner wall. The inner wall, the outer wall and the sloped floor form a basin including a square cross-sectional shape with four rounded corners. A fluid circulation loop is located in the gap between the inner wall and the outer wall and wraps around the inner wall more than once for controlling a temperature of the washer tub. An impeller is centrally located above the sloped floor, an electric motor rotates the impeller under control of a controller, and a user interface receives instructions for various operating cycles of the impeller.