Mobile Hand Truck Stacking Mechanism for Audio Modules
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Solution Overview
Problem
Existing systems lack an efficient method for transporting and deploying multiple mobile audio modules (MAMs) over a wide geographic area while ensuring secure stacking, battery charging, and easy deployment.
Innovation Solution
A mobile hand truck system equipped with a stack index rod, stack alignment rod, charger power strip, and battery charger array allows for secure stacking, charging, and transportation of MAMs, enabling efficient distribution and deployment of audio modules across diverse areas.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If multiple MAMs are transported separately, then each MAM can be individually managed, but transportation efficiency and logistical complexity deteriorate
Solution Approach 1:
The patent combines multiple Mobile Audio Modules (MAMs) into a single stacked configuration on a hand truck, merging transportation operations. The stacking mechanism allows multiple MAMs to be vertically arranged and secured together, enabling simultaneous transport of multiple units rather than separate transportation, thus improving productivity while managing complexity through standardized stacking procedures
Solution Approach 2:
The hand truck system serves multiple functions: it acts as a transportation platform, a stacking mechanism, and a charging station. The integrated battery charger array can charge multiple MAMs simultaneously when stacked, providing multi-functionality that addresses transportation, organization, and power management in a single device, thereby improving overall operational efficiency
2Reliability
If MAMs are stacked for secure transportation, then transportation security and space utilization improve, but access for charging and deployment becomes more difficult
Solution Approach 1:
The stacking mechanism incorporates an intermediary charging system where the hand truck itself provides power through an integrated battery charger array. This intermediary charging capability allows MAMs to be charged while stacked, eliminating the need to unstack for charging and maintaining both security and ease of operation simultaneously
Solution Approach 2:
The system performs preliminary charging actions by incorporating the battery charger array on the hand truck, enabling MAMs to be charged in advance while in the stacked transportation position. This preliminary action ensures MAMs are powered up before deployment, maintaining transportation security while simplifying the deployment process
3Productivity
If a standardized stacking mechanism is implemented, then deployment speed and setup efficiency improve, but system complexity and manufacturing costs increase
Solution Approach 1:
The stacking mechanism is segmented into standardized, modular components that can be independently manufactured and assembled. The hand truck, stacking frames, and MAMs all feature standardized interfaces and dimensions, allowing for modular construction and assembly. This segmentation enables rapid deployment through standardized procedures while managing manufacturing complexity through modular design
Solution Approach 2:
The system employs standardized dimensional parameters and geometric configurations for the stacking mechanism, ensuring uniformity across all components. By establishing fixed parameters for stack height, width, connection points, and alignment features, the system achieves rapid deployment through consistent, repeatable assembly while controlling manufacturing complexity through parameter standardization
Data Source
AI summary
A mobile audio transportation (MAT) system/method allowing transportation of mobile audio modules (MAMs) is disclosed. The system/method incorporates a perforated acoustic tube (PAT) in the MAM allowing speaker energy to be efficiently emitted from the mobile speaker enclosure (MSE). The PAT is configured with an enclosure alignment pathway (EAP) within the MAM allowing a stack alignment rod (SAR) to penetrate through the PAT/EAP thus capturing and securing the MAM in an aligned MAM stack (AMS). Alignment and insertion of the SAR with a stack index rod (SIR) affixed to a mobile hand truck (MHT) allows the AMS to be coupled with the MHT for transportation of the AMS. The MHT incorporates a hand truck frame (HTF), hand truck wheels (HTW), hand truck platform (HTP) and SIR, hand truck handle (HTH), charger power strip (CPS), battery charger array (BCA), and optional hand truck coupler (HTC) to facilitate AMS transportation.