Bill Validator Locking Mechanism for Secure Storage
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Solution Overview
Problem
Existing bill validation and storage apparatus face challenges in ensuring secure storage and resistance to unauthorized access, while also needing to adapt to increasing customer demands within limited physical space.
Innovation Solution
The apparatus includes a bill infeed assembly with a locking mechanism that secures the storage container, a bill straightening mechanism using movable arms and wheels, and optical sensors for fraud detection, along with a stacker mechanism that efficiently stacks bills using a single motor direction, and a self-latching lid for easy access and security.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a locking mechanism is added to secure the storage container to the infeed assembly, then security against unauthorized removal is improved, but device complexity increases
Solution Approach 1:
The locking mechanism is implemented as a separate, modular component that can be independently installed and removed. This segmentation allows the security feature to be added without fundamentally redesigning the entire apparatus, thereby improving security while minimizing the increase in overall device complexity.
Solution Approach 2:
The locking mechanism acts as an intermediary element between the storage container and the infeed assembly, providing a secure connection without requiring permanent modification to either component. This mediator approach enables easy installation and removal while maintaining security.
2Reliability
If a separate locking means is added to prevent access to the storage container interior, then security against fraud is improved, but device complexity increases
Solution Approach 1:
The locking means is designed as a separate, independent locking system distinct from the locking mechanism that secures the container to the infeed assembly. This segmentation allows for specialized security features to be added without complicating the overall structure excessively.
Solution Approach 2:
The locking means is designed to be easily operable by users without requiring complex procedures or additional assistance. This self-service capability allows enhanced security to be implemented while maintaining ease of use, thereby not significantly increasing operational complexity.
3Ease of operation
If the infeed assembly is made removable from the storage container, then ease of maintenance and cleaning is improved, but security against unauthorized removal is worsened
Solution Approach 1:
The infeed assembly is designed as a removable module that can be easily detached for maintenance and cleaning purposes. This segmentation improves maintainability while the locking mechanism ensures secure attachment during normal operation, balancing ease of maintenance with security requirements.
Solution Approach 2:
The connection between the infeed assembly and storage container is designed to be dynamic - securely locked during operation but easily removable when needed. The locking mechanism provides the necessary constraint during use while allowing intentional removal for maintenance, achieving both security and ease of maintenance.
4Reliability
If multiple locking systems are implemented with different keys or access codes, then security against unauthorized access is improved, but ease of operation is worsened
Solution Approach 1:
Different locking systems with separate keys or access codes are implemented for different functions (locking mechanism for container attachment, locking means for interior access). This segmentation provides layered security while allowing each key to be used for its specific purpose without confusion.
Solution Approach 2:
Different levels of security are applied to different parts of the apparatus based on their specific security requirements. The locking mechanism uses one access method while the locking means uses another, with each tailored to its specific function and security needs, optimizing both security and ease of operation for each component.
Data Source
Figure 1a~1b
Figure 1c~1f
Figure 2a~2c
AI summary
The invention relates to apparatus for the provision of receipt, validation and collection of banknotes or tickets which are input by a user, typically as payment for a service which has or is to be provided. The apparatus allows for the accurate location of the banknote or ticket as it passes through the apparatus and the accurate validation of the same. In one embodiment a printer assembly is provided which allows the apparatus to print tickets and to pass the same in the reverse direction to input banknotes or tickets, to be provided to the user as, for example a credit which can be cashed subsequently by the user.