Confectionery Coating Process That Preserves Visible Edges
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Solution Overview
Problem
Existing methods for coating solid centers of confectionary products fail to maintain the visibility of edges and corners while applying a coating that contrasts in color, leading to a uniform, rounded appearance, which diminishes the visual appeal and distinct shape of the product.
Innovation Solution
A method involving simultaneous panning and intermittent spraying of coating material, controlled to apply thin coats, ensuring edges and corners remain visible, with optional heat-sensitive active agents like encapsulated probiotics, and multiple drying periods to enhance the contrast and shape visibility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If conventional coating methods are used to apply coating material on solid centers, then the coating provides protection and flavor, but the edges and corners become invisible and the product appears uniformly rounded, diminishing visual appeal
Solution Approach 1:
The patent applies coating material in multiple thin coats rather than one thick coat, using intermittent spraying where the spray is applied for limited durations (e.g., 2-5 seconds on, then paused). This partial application allows edges and corners to remain visible while still providing adequate coating coverage for protection and flavor.
Solution Approach 2:
The coating process uses periodic intermittent spraying cycles where the spray is applied for short intervals followed by pauses. Between spraying cycles, the centers are tumbled to redistribute coating and expose new surfaces. This periodic action prevents continuous buildup that would obscure edges and corners, maintaining the 3-D shape visibility.
2Quantity of substance
If multiple thick coats of coating material are applied to ensure complete coverage, then the product is well-coated, but the original 3-D shape with visible edges and corners is lost
Solution Approach 1:
The coating material is applied in multiple segmented thin layers rather than one continuous thick layer. Each coat is applied intermittently and allowed to set before the next application. This segmentation enables the total quantity of coating material to be sufficient for complete coverage while each thin layer preserves the visibility of edges and corners of the underlying 3-D shape.
3Productivity
If continuous spraying of coating material is used during panning, then efficient coating is achieved, but the coating material does not coalesce properly on faces and edges remain obscured
Solution Approach 1:
The spraying is conducted periodically with intermittent on/off cycles rather than continuously. During spray intervals, coating material is deposited on surfaces; during pause intervals, the tumbling action allows material to coalesce on faces and redistribute. This periodic action maintains productivity while enabling proper coalescence and preserving shape visibility.
Solution Approach 2:
Before applying subsequent coats, the centers are tumbled and redistributed to ensure even positioning. This preliminary action between coating intervals prepares the surfaces for optimal coating deposition, ensuring that when spray is applied, it coats exposed faces properly without obscuring edges and corners.
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 method effectively maintains the visibility of edges and corners, enhancing the visual appeal by creating a patterned, contrasting appearance with multiple coats, while ensuring the integrity of the 3-D shape and inclusion of health-promoting agents like probiotics.
Implementation Method 1
spraying the coating material on to the center
Implementation Method 2
coating the center with an inner coat of coating material comprising simultaneously panning the center and spraying the coating material on to the center
Implementation Method 3
panning the coated center without spraying the coating material to dry the coated center
Data Source
AI summary
A method of producing an edible product comprising a solid center and a plurality of coats of a coating material comprises the steps of providing a solid centre of the edible product, coating the center with an inner coat of coating material comprising simultaneously panning the center and spraying the coating material on to the center, and panning the coated center without spraying the coating material to dry the coated center. A first outer coat of coating material is then applied to the coated centre comprising simultaneously panning the coated center and spraying the coating material on to the coated center, and a second outer coat of coating material is applied to the coated centre by simultaneously panning the coated center and spraying the coating material on to the coated center. The method provides an edible confectionary product wherein corners and edges of the centre are visible through the coating.