Foldable Rack With Integrated Weighing and Protected Internal Wiring
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Solution Overview
Problem
Existing luggage and package handling systems lack mobility, flexibility, and integrated weighing mechanisms, leading to inefficiencies, user discomfort, and increased labor costs, particularly in environments with limited space and varying item sizes.
Innovation Solution
An adjustable and foldable rack with a platform supported by pivotally connected legs, incorporating a weighing module with sensors and display, and routing wires through hollow passages, allowing for seamless integration of weighing functionality without complex manufacturing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If separate weighing devices are used, then weighing functionality is provided, but device complexity increases and manufacturing costs rise
Solution Approach 1:
The patent combines the weighing scale functionality with the rack structure by integrating the platform as a shared component. The platform serves dual purposes: supporting items for weighing and providing the base structure for the rack. This merging eliminates the need for separate weighing devices and reduces overall assembly complexity.
Solution Approach 2:
The platform is designed as a universal component that performs multiple functions: it serves as the weighing surface, the base structure for the rack, and the mounting platform for the legs. This multi-functionality reduces the total number of parts needed and simplifies the overall device architecture.
2Reliability
If wiring is routed externally, then electrical connections are established, but reliability decreases due to exposed wiring
Solution Approach 1:
The patent nests the wiring inside the hollow passages of the platform, protecting the electrical connections from external damage. The wiring is concealed within the platform structure, eliminating exposed wires while maintaining electrical connectivity between the load cell, control unit, and display.
3Adaptability or versatility
If custom molds and intricate designs are used for integration, then weighing functionality is integrated, but manufacturing precision requirements and production costs increase
Solution Approach 1:
The patent segments the platform into a standard extruded profile with hollow passages, allowing wiring to be routed through pre-formed channels. This segmentation enables the use of conventional manufacturing processes for the platform while still achieving integrated wiring protection, avoiding the need for custom molds or intricate designs.
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
Enhances user safety and comfort by providing stable, accurate, and immediate weight measurements, reducing production costs, and improving operational efficiency.
Implementation Method 1
a load cell sensor positioned in a housing at one of the contact points between the platform and the upper ends of the legs
Data Source
AI summary
The present disclosure provides an adjustable and foldable rack featuring a platform adjustable in width, supported by at least one first leg and at least one second leg forming a cross configuration. The legs are pivotally connected at a central hinge, allowing for height adjustment and movement between collapsed and extended positions. A weighing module integrated with the platform includes sensors for detecting the weight of items, with wires extending through hollow passages in the platform to connect the sensors to a controller and a display. The display is configured to present weight data. The rack includes feet caps at the lower ends of the legs, providing ground contact and stability. The device offers a versatile and user-friendly solution for supporting and weighing items.


