Modular Tray Storage Rail Assembly for Customizable Food Service Carts
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Solution Overview
Problem
Conventional food tray carts have permanent metal shelving, limiting customization, increasing costs, and making cleaning difficult, as they cannot be easily disassembled for washing.
Innovation Solution
A modular tray storage system featuring removable and interchangeable rail assemblies made from injection molded plastic, with support members and reinforcement structures that allow for customizable tray support and easy cleaning by allowing modular components to be washed separately.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If permanent metal shelving is used in conventional food tray carts, then structural strength and stability are improved, but customization capability and ease of cleaning deteriorate
Solution Approach 1:
The shelving system is divided into separate, interchangeable rail assemblies that can be independently selected and attached to the cart frame. Each rail assembly functions as a modular unit with specific characteristics (material, height, spacing), allowing workers to customize the cart configuration by selecting different rail assemblies based on storage needs without compromising overall structural strength.
2Strength
If permanent metal shelving is used in conventional food tray carts, then structural strength is improved, but ease of cleaning deteriorates
Solution Approach 1:
The shelving system is segmented into removable rail assemblies that can be detached from the cart frame and cleaned separately in a sink or dishwasher. This segmentation allows each component to be accessed and cleaned independently, solving the cleaning difficulty inherent in permanent, integrated metal shelving structures while maintaining structural strength through the modular connection system.
3Adaptability or versatility
If modular rail assemblies are used instead of permanent shelving, then customization capability and ease of cleaning are improved, but device complexity increases
Solution Approach 1:
The rail assemblies are designed as universal components that can be attached to various positions on the cart frame and configured in multiple arrangements. The standardized attachment mechanism and interchangeable nature of the rail assemblies reduce overall system complexity by using repeated, standardized parts rather than custom-designed components for each shelving position.
Data Source
AI summary
A rail assembly for maintaining trays for temporary storage. The rail assembly features a plurality of support members and a plurality of post attachment members. The plurality of support members include a plurality of raised edges and a plurality of shelf members, each of the plurality of shelf members extend from a corresponding raised edge of the plurality of raised edges. The plurality of post attachment members extend outwardly from the plurality of support members. Each of the plurality of post attachment members includes a first connection arm configured for attachment to a first side of a vertical post and a second connection arm configured for attachment to a second side of the vertical post.