Motor-Driven Compression Plate for Media Storage Bin Capacity
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Solution Overview
Problem
Self-service terminal media storage bins face reduced capacity due to deformed media items like worn banknotes that occupy more space, necessitating frequent service visits for emptying.
Innovation Solution
A media storage bin with a motor-driven base plate and guide member system that compresses deformed media items, utilizing sensors to detect fullness and initiate a compression cycle to optimize bin capacity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If deformed media items are allowed to stack freely in the bin, then the bin structure remains simple, but the bin capacity is significantly reduced
Solution Approach 1:
The patent introduces a movable compression plate that can dynamically adjust its position to apply compressive force on media items in the bin. This dynamic mechanism allows the system to adapt to different media conditions (deformed vs. non-deformed) and optimize space utilization without permanently altering the bin structure, thereby resolving the contradiction between structural simplicity and capacity.
Solution Approach 2:
The compression plate changes the physical state of media items by applying compressive force, altering parameters such as density and volume occupation. This parameter change allows deformed media items to be compacted into a smaller space, effectively increasing the bin's storage capacity without requiring structural modifications.
2Quantity of substance
If a compression mechanism is added to increase bin capacity, then the bin capacity increases, but the device complexity increases
Solution Approach 1:
The compression system is designed to operate automatically based on sensor detection. When media items reach a certain level or when deformation is detected, the system self-initiates the compression cycle without requiring external intervention. This self-service capability reduces the need for complex control systems and manual operation, thereby minimizing the increase in device complexity while achieving capacity enhancement.
Solution Approach 2:
The patent replaces complex mechanical compression systems with a simpler actuator-based mechanism. Instead of using sophisticated mechanical linkages or hydraulic systems, the invention employs a straightforward motor-driven actuator that moves the compression plate, significantly reducing mechanical complexity while maintaining effective compression capability.
3Device complexity
If the bin is designed without compression capability, then the device complexity remains low, but service visits must be made more frequently
Solution Approach 1:
The compression mechanism enables continuous utilization of bin capacity by periodically compressing media items to create additional space. This continuous useful action extends the time between service visits, as the bin can accommodate more media items over time through repeated compression cycles, thereby reducing service visit frequency without requiring a larger bin structure.
4Quantity of substance
If deformed media items are compressed, then the bin capacity increases, but additional components and control systems are required
Solution Approach 1:
The system incorporates sensors that provide feedback on media item levels and compression status. This feedback mechanism allows the control system to make simple binary decisions (compress or not compress) based on straightforward sensor inputs, avoiding the need for complex control algorithms while still achieving effective capacity management through automated compression cycles.
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
The solution effectively increases the internal capacity of the media storage bin by compressing deformed items, reducing the need for frequent service visits and maintaining efficient operation.
Implementation Method 1
a media storage bin with a motor-driven base plate and guide member system that compresses deformed media items
Data Source
AI summary
A media storage bin has a guide member mounted via a hinge adjacent to a wall of an enclosure and a second free end. The guide member directs inserted media items downward and pivots around an axis of the hinge. A base plate is mounted below the guide member in the enclosure and is arranged to hold a stack of inserted media items on a top surface thereof. A motor is coupled to move the base plate up and down within the enclosure. A controller is coupled to control movement of the motor and is configured to provide signals to the motor to move the base plate to a predetermined home position adjacent to the guide member upon startup and move the base plate upward to compress any deformed inserted media items on the base plate until an input feedback signal reaches a predetermined level.