User interface display for cooking appliance
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Solution Overview
Problem
Cooking appliance displays are exposed to high temperatures, leading to potential damage and visual inconsistencies due to heat absorption, which existing technologies fail to adequately insulate and protect.
Innovation Solution
A display apparatus with a first substrate forming an interface surface exposed to the heat source, a second substrate positioned in a spaced-apart configuration to form an insulating passage with an interior cavity, and an air intake that draws environmental air to create an air flow path, along with a perimeter mask to address parallax issues, effectively reducing heat transfer and maintaining lower operating temperatures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the display apparatus is positioned close to the heat source for better visibility and integration, then the interface console is more accessible and visually aligned, but the display device suffers from heat damage and visual inconsistencies
Solution Approach 1:
The patent divides the display assembly into separate functional layers: a first substrate forming the interface surface, a display device layer, and a second substrate layer. This segmentation allows each layer to be optimized independently - the interface surface can be positioned for accessibility while the display device is protected in an intermediate layer with thermal insulation between it and the heat source.
Solution Approach 2:
The patent introduces an intermediary insulating passage filled with low thermal conductivity material between the display device and the heat source. This intermediary layer acts as a thermal barrier that allows the interface console to remain accessible while preventing harmful heat transfer to the display device, resolving the contradiction between accessibility and heat protection.
2Object-affected harmful factors
If thermal insulation material is added between the display device and heat source, then heat protection is improved, but the overall thickness and device complexity increase
Solution Approach 1:
The patent combines multiple functions into the substrate layers: structural support, thermal insulation, and optical transmission. The first and second substrates serve both as mechanical support structures and as thermal barriers, while simultaneously maintaining optical clarity for display visibility. This merging reduces the need for separate insulating components and simplifies the overall structure.
Solution Approach 2:
The substrate layers are designed to perform multiple functions simultaneously: they provide structural support for the interface console, act as thermal insulators to protect the display device, and maintain optical transparency for display visibility. This multi-functionality reduces the number of separate components needed, thereby reducing device complexity while maintaining effective heat protection.
3Temperature
If air flow path is introduced for active cooling, then temperature control is improved, but energy consumption and device complexity increase
Solution Approach 1:
The patent designs the air flow path to utilize natural convection currents created by temperature differences in the cooking environment. The air intake and outlet are positioned to allow ambient air flows to naturally pass through the insulating passage, providing passive cooling without requiring active fans or pumps. This self-service approach maintains effective temperature control while minimizing energy consumption.
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 solution significantly reduces the temperature increase of the display apparatus, preventing damage and minimizing visual inconsistencies by actively cooling the display through forced air flow and providing effective insulation against heat sources.
Implementation Method 1
An air displacement device is in connection with the inlet of the air intake. The air displacement device generates an air flow of the environmental air through the air intake and the interior cavity.
Implementation Method 2
The spaced-apart configuration forms an insulating passage with an interior cavity between the display device and an interior surface of the first substrate
Data Source
AI summary
A display apparatus for a cooking appliance includes a first substrate. The first substrate forms an interface surface of the interface console and is designed to be exposed to a heat source of a cooking appliance. A display device is configured to transmit light through the first substrate and is aligned with the first substrate in a spaced-apart configuration. The spaced-apart configuration forms an insulated passage with an interior cavity between the display device and an interior surface of the first substrate. An air intake is in connection with the insulated passage. The interior cavity provides an air flow path extending from an inlet positioned away from the heat source and draws environmental air from the inlet and through the insulated passage.