Vending Machine UI and Hinged Delivery Bin for Easier Service
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Solution Overview
Problem
Vending machines often experience issues with coin acceptors jamming, bill validators incorrectly rejecting currency, and require frequent maintenance due to space constraints, leading to customer frustration and operational challenges.
Innovation Solution
A user interface guide with LED cues to assist customers through transactions, an electronically operated coin return mechanism, and a hinged delivery bin assembly to facilitate access to internal components, along with wireless communication capabilities for vending machines and management systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a traditional coin acceptor and bill validator are used in the vending machine, then the machine can accept various forms of payment, but the coin acceptor may jam up and the bill validator may falsely reject currency, leading to customer frustration and operational issues
Solution Approach 1:
The patent replaces traditional mechanical coin acceptors and bill validators with an electronic payment system using a card reader and wireless communication technology. This substitution eliminates the mechanical components that cause jamming and false rejections, while maintaining payment acceptance versatility through support for multiple card types and wireless payment methods.
Solution Approach 2:
The patent introduces a microprocessor-based control system as an intermediary between the payment input and the product dispensing mechanism. This intermediary processes payments electronically, validates transactions, and coordinates the vend sequence, thereby improving reliability while maintaining adaptability to different payment methods.
2Ease of operation
If a traditional mechanical coin return mechanism is used, then coins can be returned to customers, but the mechanism requires repeated depression and complex lever arm engagement, making it difficult to operate
Solution Approach 1:
The patent replaces the complex mechanical coin return mechanism with an electronic system that uses a motorized actuator to automatically return coins to the customer. The system detects when a customer requests coin return and automatically activates the return sequence, eliminating the need for repeated manual depression and complex lever arm engagement.
Solution Approach 2:
The patent implements a self-service coin return system where the machine automatically detects the customer's request and executes the coin return without requiring manual manipulation of mechanical components. The system provides visual feedback and automatically manages the entire coin return process, improving ease of operation while reducing mechanical complexity.
3Productivity
If the vending machine is installed in a space-constrained location, then it can be placed in high-traffic areas, but maintenance becomes difficult due to limited access to internal components
Solution Approach 1:
The patent divides the vending machine into modular segments with separate access points for different internal components. The delivery bin assembly can be independently accessed through a front opening, allowing maintenance personnel to service the bin without disassembling the entire machine. This segmentation enables easy maintenance in space-constrained locations while maintaining high vending availability.
Solution Approach 2:
The patent designs the delivery bin assembly to open in a direction perpendicular to the main machine body, utilizing the front-facing dimension for access. This dimensional approach allows maintenance personnel to reach internal components from the front of the machine, eliminating the need for rear or side access and making maintenance feasible in tight spaces.
4Ease of repair
If a fixed delivery bin assembly is used, then the structure is simple and stable, but the assembly cannot be easily accessed for maintenance or refilling without disassembling the entire machine
Solution Approach 1:
The patent transforms the fixed delivery bin assembly into a dynamic structure with a hinged or telescoping mechanism that allows the bin to move between a closed operational position and an open maintenance position. This dynamic design maintains structural integrity during normal operation while enabling easy access for maintenance and refilling without complete disassembly.
Solution Approach 2:
The patent segments the delivery bin assembly into separable components that can be independently accessed. The bin can be detached or opened from the front, allowing maintenance personnel to service the bin while leaving the rest of the machine intact. This segmentation maintains overall structural stability while improving accessibility for routine maintenance.
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 customer transaction guidance, simplifies coin return processes, reduces maintenance complexity, and improves operational efficiency through visual guidance and wireless communication.
Implementation Method 1
A visual display provides LED cues that direct a customer to input a minimum monetary amount, make a product selection, confirm the product selection, or receive change or a return of the customer's money if so requested.
Implementation Method 2
The coin receiving and return mechanism is responsive to an electronic actuator. When a customer selects a coin return button, a signal is sent to the electronic actuator to send the customer's coins to a coin return tray.
Implementation Method 3
The apparatus and method include a delivery pan assembly coupled to the vending machine via a hinge joint located at the bottom of the delivery pan assembly.
Data Source
AI summary
A system and method for directing a consumer through a vending machine transaction. The system and method include a UI guide comprising visual cues to direct a consumer to insert a minimum amount of money, make a production selection and confirm the product selection. The system and method provide for the consumer to cancel the transaction and request that return of inserted coins.