Rotating Multi-Layer Pizza Tray System
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Solution Overview
Problem
Existing food serving systems for pizzas and similar flat items face challenges of inaccessibility, space inefficiency, lack of flexibility, and neglect of aesthetics, particularly in environments like buffets and restaurants, where traditional static trays require significant space and disrupt presentation.
Innovation Solution
A multi-layer rotating pizza tray system with independently rotating trays and adjustable vertical spacing, featuring sector-shaped cut-outs for easy access and alignment, ensuring stability and durability for commercial use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional static trays are used for serving pizzas, then the structure is simple and stable, but accessibility to lower trays is poor and significant space is occupied
Solution Approach 1:
The patent transitions from horizontal placement of trays to vertical stacking, utilizing the vertical dimension to save horizontal space. Multiple trays are stacked one above another, allowing efficient use of counter space while maintaining accessibility through the rotating mechanism.
Solution Approach 2:
The patent introduces a rotating mechanism that allows trays to rotate independently. This dynamic feature enables easy access to any tray position without requiring manual rearrangement or reaching across other trays, solving the accessibility problem while maintaining compact vertical stacking.
2Area of stationary object
If multiple trays are stacked vertically to save space, then space efficiency improves, but accessibility to lower trays becomes difficult and may damage food items
Solution Approach 1:
The rotating mechanism allows each tray to be independently accessed by rotating it into position. This eliminates the need to move or remove upper trays to access lower ones, maintaining both vertical stacking for space efficiency and easy accessibility for all trays.
Solution Approach 2:
Each tray is designed as an independent, separable unit that can rotate and be accessed individually. The trays are segmented with cutouts that allow serving utensils to reach through, enabling access to lower trays without disturbing upper trays or their food items.
3Stability of the object's composition
If trays are made stationary and stacked, then structural stability is maintained, but flexibility to accommodate different food items is reduced
Solution Approach 1:
The rotating mechanism provides flexibility in tray positioning and orientation while maintaining structural stability through the central support column. Trays can be rotated to optimal positions for different food items and serving needs, yet remain securely attached to the stable vertical structure.
Solution Approach 2:
The system allows adjustment of tray positions and orientations through rotation, changing the spatial parameters of each tray without altering the overall stable structure. This enables accommodation of various food item sizes and shapes while maintaining structural integrity.
4Ease of manufacture
If focus is placed on functionality with simple trays, then ease of manufacture is improved, but visual appeal and presentation quality are compromised
Solution Approach 1:
The vertical stacking arrangement with rotating capability creates an visually appealing multi-level presentation structure. Food items are displayed at different heights, creating an attractive tiered display that enhances visual appeal while maintaining relatively simple tray designs.
Solution Approach 2:
The cutouts in each tray create interesting visual patterns and allow for creative food arrangement. These segmented designs add aesthetic value to the trays while maintaining structural simplicity and ease of manufacture.
Data Source
AI summary
A multi-layer food serving system comprising a base, a central vertical rod, and a plurality of circular trays arranged vertically and rotatably around the rod. The lowest tray is a complete circular plate, while each upper tray includes a sector-shaped cut-out to provide vertical access to food items below. Each tray is supported by a mechanical locking element and an overlay plate, allowing adjustable tray spacing along the rod. Trays are independently rotatable, enabling alignment of sector-shaped cut-outs to remove or insert food items, such as pizza slices, without disassembly. In some embodiments, low-friction elements or turntable mechanisms may be used to enhance rotation. The system is compact, hygienic, and space-efficient, particularly suited for serving food in restaurants, buffets, or at home. Rubber feet may be attached to the base for stability. The design accommodates varying tray sizes and configurations, offering flexible and elegant food presentation.