Mechanical Coding Unit for Cash Box Insertion Accuracy
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Solution Overview
Problem
Existing cash boxes for automated teller machines and similar devices are prone to incorrect insertion into receiving compartments due to reliance on magnetic coding or adhesive labels, which are error-prone and costly.
Innovation Solution
A cash box with a mechanical coding unit featuring a pin that can be adjusted into multiple positions, ensuring it can only be inserted into the intended receiving compartment, preventing incorrect insertion and reducing costs compared to electrical coding systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If magnetic coding is used in the cash box, then the cash box can be identified by receiving compartments, but it is still possible to insert the cash box into a wrong receiving compartment and the component parts are cost-intensive
Solution Approach 1:
The patent replaces magnetic coding (electromagnetic field-based identification) with a purely mechanical coding system using protrusions and recesses. The cash box has coding protrusions on its housing that must mechanically engage with corresponding coding recesses in the receiving compartment, eliminating magnets and reed contacts while ensuring positive identification and preventing wrong insertion through physical interference.
2Ease of operation
If adhesive labels are used for manual assignment, then the cash box can be identified, but the process is error-prone and requires manual intervention
Solution Approach 1:
The mechanical coding system enables the cash box to self-identify and self-guide into the correct receiving compartment without manual intervention. The protrusions and recesses automatically engage during insertion, providing tactile feedback and physical prevention of wrong insertion, eliminating the need for employees to read labels or make manual assignment decisions.
Solution Approach 2:
The coding protrusions and recesses are pre-configured on the cash box and receiving compartment respectively, creating preliminary mechanical constraints that prevent wrong insertion before the insertion process completes. The physical interference occurs during the insertion attempt itself, providing immediate feedback and preventing erroneous placement.
3Reliability
If electrical coding with memory element and display is used, then the cash box can be identified, but it requires energy supply
Solution Approach 1:
The patent employs a simple, passive mechanical coding structure that requires no power source. The protrusions and recesses are static physical features molded or machined into the cash box and receiving compartment, eliminating batteries, memory elements, displays, and associated power management circuitry, making the system both cheaper and energy-independent.
Data Source
AI summary
A cash box (18) is provided along with a device (12) for handling notes of value, in which such a cash box (18) is receivable. The cash box (18) has a receiving area (30) for receiving a value note stack and a housing (32) with at least one mechanical coding unit (50) for optional assignment of the cash box (18) to first or second receiving compartments (16) of the device (12). The coding unit (50) has a coding element (60) that is adjustable between first and second positions. The coding element (60) is designed so that the cash box (18) is feedable only to the first receiving compartment (16) when the coding element (60) is in the first position, and only to the second receiving compartment (16) when the coding element (60) is in the second position.