Control system for making compressed food

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Solution Overview

Problem

Existing technologies face challenges in producing puffed snacks economically while ensuring batch uniformity and consistency, and there is a need for continuous production with reduced downtime for maintenance and cleaning.

Innovation Solution

An apparatus with a carriage system and compression head assemblies that compress and heat raw ingredients, featuring a feed system, ejection assembly, and cleaning system, allowing for continuous operation and efficient production of expanded food products.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional batch processing methods are used to make puffed snacks, then batch uniformity can be achieved, but production efficiency is low and downtime between batches is significant

Engineering Contradiction:
Improveproduction efficiencyVSAvoiddowntime between batches
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent implements continuous production by eliminating idle time between batches through automated feed systems that continuously supply raw materials, automated ejection systems that immediately prepare for the next batch, and integrated cleaning systems that maintain readiness for continuous operation. The carriage system moves compression heads continuously between positions, ensuring the production process never stops.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The patent prepares for the next batch before the current batch is complete by pre-positioning raw materials in the feed system, pre-heating components, and pre-configuring ejection mechanisms. The cleaning system is designed to rapidly clean between batches without requiring full shutdown, effectively performing maintenance in advance or during transition periods.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If complex cleaning procedures are required between batches, then thorough cleaning is achieved, but production downtime increases

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidproduction continuity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent replaces manual cleaning operations with automated cleaning systems including spray nozzles, brushes, and suction mechanisms that can be activated automatically between batches. These mechanical cleaning systems provide thorough cleaning without requiring operator intervention, maintaining reliability while reducing downtime.

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

Solution Approach 2:

The cleaning system is designed to be self-contained and automatically executable, requiring minimal human intervention. The system can perform cleaning operations autonomously between batches, with sensors detecting when cleaning is needed and executing the cleaning cycle without operator input, thus maintaining thorough cleaning while minimizing production interruption.

Inventive Principle:
Principle #25Self-service

3Productivity

If manual feeding and dosing operations are used, then flexibility in ingredient handling is maintained, but labor requirements and production speed are limited

Engineering Contradiction:
Improveproduction speedVSAvoidfeed system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent replaces manual feeding and dosing operations with automated systems including conveyors, hoppers, and precision dosing mechanisms. These mechanical systems continuously supply and measure raw materials with high speed and accuracy, dramatically increasing production rate while requiring minimal human labor. The automation includes sensors and controllers that monitor and adjust feeding rates to maintain precision.

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

4Ease of operation

If traditional compression head designs are used, then structural simplicity is maintained, but accessibility for cleaning and maintenance is poor

Engineering Contradiction:
Improveaccessibility for cleaningVSAvoidcompression head structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The compression head is divided into modular segments including separate heating elements, compression components, and ejection mechanisms that can be independently accessed and maintained. This segmentation allows cleaning personnel to reach all surfaces without disassembling the entire unit, improving accessibility while maintaining overall structural integrity. Each module can be quickly cleaned or replaced as needed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The compression head incorporates movable components and adjustable positioning mechanisms that allow cleaning personnel to shift parts into accessible positions during maintenance. The design includes movable heating elements and adjustable compression plates that can be repositioned to provide clear access to all cleaning surfaces, transforming a static difficult-to-clean structure into a dynamic easily-maintained system.

Inventive Principle:
Principle #15Dynamics

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

Enables consistent and economical production of puffed snacks with reduced downtime, improving batch uniformity and facilitating easy cleaning of the apparatus.

Implementation Method 1

a first compression head assembly adapted to compress and heat raw ingredients to provide the food product

Methodology Applied
Scientific EffectCompression: Compression

Implementation Method 2

a first compression head assembly adapted to compress and heat raw ingredients to provide the food product

Methodology Applied
Scientific EffectHeating: Heating

Data Source

PatentUS20250344740A1Control system for making compressed food
Publication Date: 2025.11.13 FRITO LAY NORTH AMERICA INC
  • US20250344740A1 patent drawing
  • US20250344740A1 patent drawing
  • US20250344740A1 patent drawing

AI summary

An apparatus for making a product, the apparatus comprises a carriage system and a controller. The carriage system includes a first compression head assembly adapted to compress and heat raw ingredients to provide the product and a moving base coupled with the first compression head assembly to move the first compression head assembly along a carriage path. The first compression head assembly includes a first platen assembly including a compression head frame, a first punch assembly, and a first actuator to move selectively the first punch assembly relative to the compression head frame. The controller has a memory with instructions stored therein and at least one processor configured to perform the instructions. The controller is configured to translate the instructions into a plurality of positions of the first punch assembly that correspond to a location of the first compression head assembly along the carriage path.