Modular Baking Plate Device for Uniform Heating

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Solution Overview

Problem

Existing baking tongs designs for waffle production face issues with external frame interference in heating, complex adjustment mechanisms that impair uniform heating, and the need to replace entire units when changing products or worn baking plates.

Innovation Solution

A baking plate device with support frames and adjustable baking plates that allow for efficient heating, easy plate replacement, and flexible adjustment, featuring rollers, guide rollers, and control elements for movement, with support frames acting as bending beams and baking plates having external heating surfaces to optimize heat conduction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If baking tongs include external frames to which baking plates are attached, then the structural stability is improved, but the external frame impairs the heating of the baking tongs from the outside

Engineering Contradiction:
Improvestructural stabilityVSAvoidheating efficiency
Core Design Contradiction:
Stability of the object's compositionVSTemperature

Solution Approach 1:

The patent removes the external frame structure from the baking tong design, extracting the problematic element that blocked heating. Instead, self-supporting baking plates are used that can be directly heated from all sides while maintaining structural integrity through their own design and the tong mechanism.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The baking tong is divided into separate components: self-supporting baking plates that can be independently heated and replaced, and the tong mechanism itself. This segmentation allows the heating surfaces to be fully exposed while maintaining structural stability through the tong's closing mechanism.

Inventive Principle:
Principle #1Segmentation

2Temperature

If self-supporting baking plates without frames are used, then heating from all sides is improved, but complicated adjustment mechanisms are required to counteract expansion forces

Engineering Contradiction:
Improveuniform heatingVSAvoidadjustment mechanism complexity
Core Design Contradiction:
TemperatureVSDevice complexity

Solution Approach 1:

The baking plates are designed to be self-supporting without requiring complex external adjustment mechanisms. The plates' own structural design and the tong's closing force work together to maintain proper positioning and counteract expansion forces during baking.

Inventive Principle:
Principle #25Self-service

3Stability of the object's composition

If adjustment mechanisms are added to counteract expansion of the baking mold, then the structural stability is improved, but the uniform heating of the baking mold and baking plates is impaired

Engineering Contradiction:
Improvemold stabilityVSAvoiduniform heating
Core Design Contradiction:
Stability of the object's compositionVSTemperature

Solution Approach 1:

The patent removes complex adjustment mechanisms that blocked heating paths. Instead, the design relies on the inherent stability of the tong closing mechanism and the self-supporting nature of the baking plates to maintain mold stability while allowing uniform heating from all directions.

Inventive Principle:
Principle #2Taking out (Extraction)

4Reliability

If entire baking tongs are replaced when baking plates wear out or product change is needed, then the reliability is improved, but the loss of time and resources increases

Engineering Contradiction:
Improvebaking qualityVSAvoidreplacement time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The baking tong system is segmented into replaceable baking plates and a permanent tong mechanism. This allows only the worn or product-specific baking plates to be replaced while retaining the expensive tong structure, significantly reducing replacement time and resource waste.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The design allows selective replacement of only the baking plates (the consumable component) while recovering and reusing the main tong mechanism. This extends the overall system life and reduces waste when plates wear out or product changes are needed.

Inventive Principle:
Principle #34Discarding and recovering

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 efficient and flexible operation by allowing for uniform heating, easy plate replacement, and adaptation to different products without replacing the entire device, improving operational efficiency and heat distribution.

Implementation Method 1

the support frames act as bending beams for absorbing the compressive forces emanating from baking in the overpressure baking mold

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Implementation Method 2

at least one heating arrangement is provided for heating the baking plate devices located in the baking chamber

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 3

a baking chamber for baking the bakery product in the closed baking plate devices, in which at least one heating arrangement is provided for heating the baking plate devices located in the baking chamber

Methodology Applied
Scientific EffectThermal radiation: Thermal Radiation

Implementation Method 4

By heating the baking mold and thus also the baking mass, its volatile components evaporate. This creates increased pressure in the baking tongs

Methodology Applied
Scientific EffectEvaporation: Evaporation

Data Source

PatentEP4082345A1Modular back plate device
Publication Date: 2022.11.02 BUHLER FOOD EQUIP GMBH
  • EP4082345A1 patent drawingFigure 1~2
  • EP4082345A1 patent drawingFigure 3a~3b
  • EP4082345A1 patent drawingFigure 4~5

AI summary

Baking plate system, baking plate, baking device and baking plate device, in particular baking tongs, for producing crispy brittle waffles baked under overpressure from a baking mass containing 55-70% water in the unbaked state, comprising: two support frames (1), each having a support frame interior (2), two baking plates (3), each attached to or in one of the support frames (1), and two connecting devices (4) arranged on both sides of the baking plates (3), wherein the connecting devices (4) are designed such that the baking plate device is designed to be openable, closeable and lockable in the closed position to form an overpressure baking mold, wherein the baking plates (3) are each inserted into the support frame interior (2) or arranged in the support frame interior (2) such that the rear sides (5) of the baking plates (3) facing away from the overpressure baking mold form external heating surfaces of the baking plate device.