Additive Application on Food Casings for Uniform Distribution

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Solution Overview

Problem

Existing methods for adding functional additives like smoke and color to food products during the stuffing process are inefficient, requiring multiple supply rolls and significant labor, and often result in uneven distribution and loss of additive during processing.

Innovation Solution

A method and apparatus for applying additives to food product casings in a continuous flow process, where the additive is applied to the casing material either before or after it is formed into a tubular shape, ensuring that at least a portion of the additive is transferred to the food component during stuffing, using techniques such as spraying, brushing, or co-extrusion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If multiple supply rolls are used to add additives during the stuffing process, then the food product receives adequate additive distribution, but the device complexity and labor requirements increase significantly

Engineering Contradiction:
Improveadditive distribution uniformityVSAvoidnumber of supply rolls
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The additive application process is segmented into distinct functional zones along the single supply roll: an additive application zone where additives are applied to the casing, and a separate stuffing zone where food is inserted. This segmentation allows different operations to occur simultaneously along the continuous casing material, achieving uniform additive distribution without requiring multiple rolls for each function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent combines multiple functions (additive application and stuffing) into a single integrated system using one supply roll that processes casing material through both operations sequentially in a continuous flow, thereby reducing the number of separate rolls and simplifying the overall device complexity.

Inventive Principle:
Principle #5Merging (Combining)

2Manufacturing precision

If multiple supply rolls are used to add additives during the stuffing process, then the food product receives adequate additive distribution, but the labor requirements increase significantly

Engineering Contradiction:
Improveadditive distribution uniformityVSAvoidlabor requirements
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The single supply roll system is designed to automatically perform both additive application and stuffing operations in a continuous flow process without requiring manual intervention or coordination between multiple operators managing separate rolls. The system serves itself by maintaining continuous movement and automatic application, significantly reducing labor requirements.

Inventive Principle:
Principle #25Self-service

3Quantity of substance

If additives are applied during the stuffing process using traditional methods, then the food product receives additives, but significant additive loss occurs during processing

Engineering Contradiction:
Improveadditive transfer to foodVSAvoidadditive loss during processing
Core Design Contradiction:
Quantity of substanceVSLoss of substance

Solution Approach 1:

Additives are applied to the casing material before the stuffing process begins. This preliminary action ensures that the casing is pre-coated with additives, and as the food is stuffed into the casing, the additives are naturally transferred to the food surface, minimizing additive loss that would occur with post-stuffing application methods.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The casing material serves as an intermediary carrier that receives additives first, then transfers them to the food product during the stuffing process. This intermediary approach ensures efficient additive transfer with minimal loss, as the casing facilitates controlled transfer rather than direct application to the food.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Productivity

If a continuous flow process is used to apply additives to casing material, then inventory and labor costs are reduced, but the process complexity increases

Engineering Contradiction:
Improvecontinuous processing efficiencyVSAvoidprocess integration
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The supply roll processes casing material continuously through both additive application and stuffing operations without interruption. The continuous flow ensures that casing material is constantly being prepared and filled, maximizing productivity and reducing idle time, while the integrated design manages the process complexity through streamlined operation.

Inventive Principle:
Principle #20Continuity of useful action

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 approach allows for uniform and consistent distribution of additives, reduces inventory and labor costs, and ensures that the additives are retained and transferred effectively to the food product during processing, enhancing flavor and appearance while maintaining the integrity of the casing material.

Implementation Method 1

an additive delivery device configured to deliver an additive to the casing and/or the food component in a continuous manner while the food component is received within the casing

Methodology Applied
Scientific EffectContinuous flow:

Implementation Method 2

at least a portion of the additive is transferred to the food component and is consumable with the food component

Methodology Applied
Scientific EffectTransfer: Absorption (physical)

Data Source

PatentUS10136656B2Systems and methods for providing a food product with additives
Publication Date: 2018.11.27 HILLSHIRE BRANDS CO
  • US10136656B2 patent drawing
  • US10136656B2 patent drawing
  • US10136656B2 patent drawing

AI summary

A food product includes a first extruded component, a second extruded component co-extruded over the first component, the second component comprising a meat component and an additive, and a casing provided over the second component, wherein the additive comprises at least one of a flavoring, a seasoning, and a coloring.