User-Removable Heated Bucket Assembly for Grinding and Drying

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Solution Overview

Problem

Conventional food recyclers and grinders are inefficient in processing food and other organic matter, leading to methane emissions from landfills.

Innovation Solution

A bucket assembly with a housing, curved metal plate, blade array, and flexible heater array that grinds, paddles, and heats organic matter to produce a desiccated product.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional food recyclers and grinders are used to process organic matter, then the processing can be performed with simple equipment, but the processing efficiency is low and cannot effectively prevent methane emissions

Engineering Contradiction:
Improveprocessing efficiencyVSAvoidequipment complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent combines multiple processing functions (grinding, heating, drying, mixing) into a single integrated bucket assembly system. The bucket assembly includes both a stationary blade array and a rotating cut-and-paddle assembly that work together with heating elements and airflow systems to simultaneously perform multiple operations on organic matter, thereby significantly improving processing efficiency while maintaining reasonable equipment complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bucket assembly is designed as a multi-functional unit that can grind, heat, dry, and mix organic matter within a single device. The rotating cut-and-paddle assembly serves multiple purposes: cutting organic matter with cutting elements, mixing with paddle elements, and facilitating airflow distribution. This multi-functionality allows the system to achieve high processing efficiency without requiring multiple separate equipment pieces

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Object-affected harmful factors

If organic matter is sent to landfills, then disposal is simple, but methane emissions occur which are harmful to the environment

Engineering Contradiction:
Improvemethane emissionsVSAvoidprocessing throughput
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The patent applies parameter changes by controlling temperature, airflow rate, and processing time to transform organic matter into a stable, desiccated product. The heating elements raise the temperature to facilitate moisture removal, while controlled airflow rates optimize the drying process. These parameter adjustments ensure complete processing that prevents methane generation while maintaining high processing throughput

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system converts the potential harm of organic matter decomposition (methane production) into a beneficial outcome by processing the organic matter through grinding, heating, and drying to produce a stable desiccated product. The controlled thermal and mechanical processing prevents anaerobic decomposition that would generate methane, instead creating a useful end product with reduced volume and eliminated odor causes

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

3Reliability

If the bucket assembly includes heating elements and mechanical components, then processing effectiveness is improved, but the assembly becomes more complex and difficult to clean

Engineering Contradiction:
Improveprocessing effectivenessVSAvoidcleanability
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The bucket assembly is segmented into removable components including the rotating cut-and-paddle assembly, heating elements, and blade array that can be separately accessed and cleaned. The rotating assembly can be removed from the bucket housing, allowing thorough cleaning of all surfaces including hard-to-reach areas around heating elements and mechanical components, thereby maintaining processing effectiveness while enabling easy maintenance

Inventive Principle:
Principle #1Segmentation

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 assembly effectively converts organic matter into a stable, desiccated product, reducing methane emissions and facilitating its diversion from landfills for reuse.

Implementation Method 1

A flexible heater array is attached and operative to heat the curved metal plate

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

A cut and paddle assembly can rotate within the housing and interface with the blade array to fracture cut and grind contents contained therein

Methodology Applied
Scientific EffectEvaporation: Evaporation

Data Source

PatentUS12427556B2User-removable, electrically heated, and mechanically actuated bucket unit for organic matter processing apparatus
Publication Date: 2025.09.30 CHEWIE LABS INC
  • US12427556B2 patent drawing
  • US12427556B2 patent drawing
  • US12427556B2 patent drawing

AI summary

Embodiments disclosed herein provide a bucket assembly and method of use thereof. The bucket assembly is a relatively lightweight and removable apparatus that can fracture cut, paddle, and heat contents contained therein. The bucket assembly can include a housing that has a curved metal plate and blade array attached thereto. A cut and paddle assembly can rotate within the housing and interface with the blade array to fracture cut contents contained therein. The cut and paddle assembly is also operative to mix the contents to ensure full dispersal within the housing. A flexible heater array is attached to and operative to heat the curved metal plate. The combination of the fracture cutting, paddling, and heating can convert organic matter to a ground and selectively desiccated product.