Low-Profile Microwave Hood Layout for Vertical Clearance
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Solution Overview
Problem
Conventional combination microwave and ventilation hood systems have a significant overall vertical dimension, which can restrict access to rear cooking regions of cooking appliances and may not fit in environments with limited vertical space between the cooking appliance and cabinetry.
Innovation Solution
A combined ventilation hood and microwave oven system with a scaled-down overall vertical dimension, featuring an external enclosure with cooling air inlets and outlets, and internal components that include a cooking cavity and hood fans to facilitate effective ventilation and cooking while minimizing space, allowing for installation in areas that previously could only accommodate a standalone ventilation hood.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a conventional combination microwave and ventilation hood system is used, then both cooking and ventilation functions are provided, but the overall vertical dimension is significant which restricts access to rear cooking regions and may not fit in environments with limited vertical space
Solution Approach 1:
The system is divided into two separate functional units: a ventilation hood and a microwave oven. These segmented units can be positioned independently, allowing the microwave to be placed on the countertop or adjacent surface while the hood is mounted above the cooking appliance. This segmentation eliminates the need for a tall combined unit, reducing the vertical dimension from approximately 24 inches in conventional systems to a much smaller profile while preserving both cooking and ventilation functions.
2Length of stationary object
If the vertical dimension is reduced to fit limited space, then installation flexibility is improved, but access to rear cooking regions may be restricted
Solution Approach 1:
Instead of reducing the vertical dimension of a combined unit, the solution repositions the microwave function to a different spatial location - on the countertop or adjacent horizontal surface. This dimensional shift from vertical stacking to horizontal placement maintains adequate vertical clearance above the cooking appliance for accessing rear regions, while still providing microwave functionality in close proximity to the cooktop.
3Length of stationary object
If a standalone ventilation hood is used, then vertical space is minimized, but cooking function is lost
Solution Approach 1:
The system achieves multi-functionality by integrating both ventilation hood and microwave oven capabilities into a coordinated setup. The microwave, positioned on the countertop or adjacent surface, provides cooking functionality, while the hood mounted above handles ventilation. This universal approach allows the system to perform both cooking and ventilation tasks without requiring a tall combined unit, as the functions are distributed across multiple components in different locations.
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 system provides effective cooking and ventilation performance with a reduced vertical profile, enhancing vertical spacing and allowing for installation in areas where conventional systems would obstruct the cooking range, while maintaining a high cooking cavity volume and efficient airflow.
Implementation Method 1
A cooling fan is disposed within the cooking component area. The cooling fan is configured to direct air along a cooling air path. The cooling air path is defined from the cooling air inlet, through the cooking component area, through the cooking cavity, and to the cooling air outlet.
Implementation Method 2
At least one hood fan is disposed between the external enclosure and the internal enclosure. The at least one hood fan is configured to draw air through the at least one vent inlet and expel air through the at least one vent outlet.
Data Source
AI summary
A microwave includes an external enclosure having a top surface that defines a cooling air inlet and a cooling air outlet along a front edge thereof. An internal enclosure defines a cooking cavity within the external enclosure. A sidewall of the internal enclosure defines a first air passage, and a top wall of the internal enclosure defines a second air passage. A cooking component area is defined between the internal enclosure and the external enclosure adjacent the sidewall of the internal enclosure. A cooling fan is disposed within the cooking component area. The cooling fan is configured to direct air along a cooling air path from the cooling air inlet, through the cooking component area, through the cooking cavity, and to the cooling air outlet.