Grill Insert with Side Access Window to Reduce Pizza Cooking Heat Loss
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Solution Overview
Problem
Conventional cooking grills, such as kettle and kamado style grills, face challenges in maintaining consistent high temperatures for cooking pizzas, leading to uneven cooking due to temperature fluctuations and the need to open the grill frequently, which causes heat loss and extended cooking times.
Innovation Solution
An accessory insert is designed to sit between the bottom and top of the grill, increasing the cooking chamber height and allowing food to be added or removed through a side window without opening the grill, featuring adjustable vents for temperature control and a heat deflector to minimize heat loss, while supporting a cooking surface and grill cover.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the grill cover is removed to place food in the grill and observe cooking, then food can be loaded and monitored, but heated air escapes and temperature consistency deteriorates
Solution Approach 1:
The grill opening is segmented into a small access door rather than requiring full cover removal. This allows food to be loaded and monitored through a localized opening while the rest of the cover remains closed to maintain temperature consistency.
Solution Approach 2:
An access door serves as an intermediary mechanism between the user and the cooking chamber. It enables food loading and monitoring without direct exposure of the entire chamber to ambient air, thus preventing heat loss while maintaining operational accessibility.
2Loss of information
If the grill cover is opened frequently to check on food, then cooking progress can be monitored, but heat loss increases and cooking time extends
Solution Approach 1:
The monitoring function is segmented from the main cover opening. A small access door provides continuous or frequent monitoring capability without requiring large-scale cover removal, minimizing heat loss during observation while maintaining visibility of cooking progress.
Solution Approach 2:
The access door enables continuous monitoring of cooking progress without interrupting the thermal environment. Users can observe food continuously or frequently without the need to reopen the main cover, maintaining continuous useful action of heat retention during the cooking process.
3Temperature
If the cooking chamber height is increased to improve air circulation, then temperature uniformity improves, but the grill structure becomes more complex
Solution Approach 1:
The cooking chamber height is increased by utilizing the vertical dimension more effectively. An extendable or adjustable chamber structure allows greater vertical space for improved air circulation and temperature uniformity without significantly increasing horizontal footprint or overall structural complexity.
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 insert provides a more consistent temperature environment, reducing cooking time and ensuring even cooking by maintaining heat within the grill, allowing for continuous visual access and easier food handling without losing heat, thereby improving the cooking of pizzas and other foods.
Implementation Method 1
Since heated air rises relative to surrounding cooler air, each time the grill cover is removed, essentially all of the heated air in the cooking chamber rises and escapes
Implementation Method 2
a heat deflector to minimize heat loss
Data Source
AI summary
The invention pertains to an accessory for adapting cooking grills, especially kettle and kamado style grills for better cooking of pizzas and other foods not typically thought of as appropriate for grilling. The accessory is an insert that is adapted to sit between the bottom and the top of the grill and is generally shaped with a horizontal cross-section substantially similar to the horizontal cross section at the junction of the bottom and the top of the grill with which it is adapted to work. The insert increases the height of the cooking chamber. The insert includes a side opening or window through which food may be inserted and removed from the expanded cooking chamber without the need to open or remove the top of the grill.