Pizza Box with Slate Plate and Ventilation
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Solution Overview
Problem
Existing pizza boxes fail to maintain heat while preventing condensation and provide a safe, cut-resistant surface for consumption, as they are not designed for ventilation and can release harmful cardboard fragments during use.
Innovation Solution
A cardboard box with a thin, heat-retentive slate plate that acts as a cut-resistant surface, integrated with a ventilation system of holes in the cover and base for air circulation, maintaining heat retention and safety by preventing direct contact with the base and allowing air exchange.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If the cardboard box is used for transport and reheating, then the food can be kept warm, but the cardboard may be cut by knives and release harmful fragments
Solution Approach 1:
A plate is introduced as an intermediary element between the food and the cardboard box. The plate serves as a cutting surface that prevents direct contact between the knife and cardboard, eliminating harmful fragments while allowing the cardboard to maintain its thermal insulation function for keeping food warm.
Solution Approach 2:
The container is divided into functional layers: a cardboard box for thermal insulation and transport, a plate for cutting and serving, and an impermeable sheet for protection. This segmentation allows each component to perform its specific function without interfering with others, solving the contradiction between heat retention and safety.
2Temperature
If the cardboard box is sealed to maintain heat, then heat retention is improved, but condensation may form inside the box
Solution Approach 1:
The box structure incorporates localized ventilation features such as holes or gaps in specific locations (e.g., near the opening or at the bottom) that allow controlled air exchange. This localized quality change enables heat retention through overall sealing while preventing condensation through local ventilation pathways.
3Reliability
If the cardboard box base is made impermeable to prevent dirtying, then reusability is improved, but ventilation is reduced
Solution Approach 1:
The base of the container is segmented into two functional layers: an impermeable sheet for protection and reusability, and an air space for ventilation. The impermeable sheet prevents direct contact with food and maintains cleanliness, while the air space above it allows air circulation to prevent condensation and maintain ventilation.
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 effectively maintains pizza heat, prevents condensation, and ensures user safety by providing a ventilated environment that prevents cardboard fragments from being ingested during cutting, while allowing the plate to be reused and decorated as a memento.
Implementation Method 1
a thin plate (2) with a preferred thickness of 5 mm adapted to be heated in the same cooking oven as the foods
Implementation Method 2
a ventilation system (3) constituted by a plurality of holes (3.a, 3.b) allowing the circulation of air inside the box (1)
Data Source
Figure 1
Figure 2~3
Figure 4~5
AI summary
Heating container for foods, constituted by a common box (1) of shape and size suitable for housing bakery products, formed by a base (1.a), a cover (1.b) and a plurality of lateral edges (1.c) adapted to be mutually fit in a reversible manner in order to avoid the content outflow, characterized in that it is provided at least with: A) an internal support layer (1.d), adapted to support a preheated plate (2) at a predetermined distance from said base (1.a) of said box (1); B) an air space (6) between said base (1.a) and said support layer (1.d) adapted to absorb the pressures generated by the user while cutting the foods present on the plate (2); C) a preheated plate (2), adapted to act as a support surface for the foods, as a support for the cutting of the foods and as a heat source; D) a ventilation system (3), constituted by a plurality of holes on the cover (3.a) and by a plurality of holes on the base (3.b), adapted to prevent condensation phenomena inside the box (1) itself when the cover (1.b) is closed.