Reverse Vending Machine Sensor Auger Vacuum System
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Solution Overview
Problem
Current reverse vending machines are not optimized for collecting plastic bags, allowing unwanted materials to enter, causing loss and safety hazards, and lack effective user interfaces for advertising.
Innovation Solution
A reverse vending machine with a housing, aperture, ducting system, vacuum system, and auger system that selectively receives and compacts plastic bags, using sensors and a user interface to prevent unwanted items and display advertisements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If current reverse vending machines use open collection reservoirs, then users can easily deposit recyclable materials, but unwanted materials can enter causing loss and safety hazards
Solution Approach 1:
The sensor system performs preliminary detection of materials before they enter the collection reservoir. The sensor array detects material properties and identifies unwanted items before they can contaminate the reservoir, preventing the problem rather than addressing it after entry.
Solution Approach 2:
The sensor array acts as an intermediary between the open collection reservoir and the internal components. It monitors and identifies materials approaching the reservoir, enabling the system to distinguish between desired recyclable materials and unwanted items without requiring a closed or restricted access design.
2Device complexity
If reverse vending machines lack material detection capabilities, then device complexity is reduced, but valuable items are lost and safety hazards increase
Solution Approach 1:
The patent replaces complex mechanical sorting mechanisms with a sensor-based detection system. Instead of using mechanical means to sort and identify materials, the system uses optical or electromagnetic sensors to detect material properties and identify recyclable items, significantly reducing mechanical complexity while improving sorting accuracy.
Solution Approach 2:
The sensor system enables the machine to automatically identify and differentiate between valuable recyclable materials and unwanted items without human intervention. The system self-services by detecting material properties and making sorting decisions, eliminating the need for manual verification while preventing loss of valuable items.
3Ease of manufacture
If reverse vending machines do not have integrated user interfaces, then manufacturing costs are reduced, but advertising capabilities and user engagement are limited
Solution Approach 1:
The user interface serves multiple functions: it provides user guidance for material deposition, displays advertising content, communicates system status, and potentially accepts payments. This multi-functional approach allows a single integrated interface to fulfill various roles that would otherwise require separate systems, balancing manufacturing simplicity with enhanced versatility.
Solution Approach 2:
The patent merges the advertising display system with the user interface system into a single integrated unit. The same display hardware that guides users through the recycling process also presents advertising content, combining information delivery and commercial communication functions without requiring separate manufacturing systems.
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
Effectively collects and compacts plastic bags while preventing contamination of internal components and providing an efficient recycling process with integrated advertising capabilities.
Implementation Method 1
A reverse vending machine is provided having a housing, an aperture disposed through the housing configured to receive a plurality of recyclable materials from a user, a ducting system in fluid communication with the aperture, a vacuum system in fluid communication with the ducting system to draw the plurality of recyclable materials
Implementation Method 2
an auger system configured to compact the recyclable materials and dispose the recyclable materials into a reservoir
Data Source
AI summary
A reverse vending machine to be utilized as a recycled material collection device. The reverse vending machine is comprised of a housing having an aperture disposed therethrough, the aperture configured to receive a plurality of recyclable materials from a user. A ducting system is in fluid communication with the aperture and a vacuum system to draw the plurality of recyclable materials to an auger system configured to compact the recyclable materials and dispose the recyclable materials into a reservoir.