Dual Scanner Media Processing Apparatus with Path Switching
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Solution Overview
Problem
Existing media processing apparatuses require multiple insertions of checks to scan both sides, leading to inefficiencies and errors due to operator intervention, as they typically use a single scanner that necessitates manual handling and reinsertion for front and back side imaging.
Innovation Solution
A media processing apparatus with dual scanners and a path switching mechanism allows for simultaneous scanning of both sides of a check with a single insertion, using separate transportation paths and a pressure feed roller to guide and convey the check accurately, reducing operator errors and improving efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a single scanner is used to image both sides of the check, then the device complexity is reduced, but the processing time increases and operator errors increase due to manual reinsertion requirements
Solution Approach 1:
The transportation path is divided into multiple routes (first transportation path and second transportation path) that diverge from a common section. The path switching mechanism segments the single scanner's operational paths to enable simultaneous processing of different check sides without manual reinsertion, resolving the contradiction between device simplicity and processing efficiency
2Device complexity
If a single scanner is used with manual reinsertion, then the device complexity is reduced, but the reliability decreases due to operator intervention errors
Solution Approach 1:
The path switching mechanism automatically guides the check through different transportation paths based on the scanning requirement, eliminating the need for operator intervention. The system self-regulates the check flow to ensure accurate imaging of both sides without human error, improving reliability while maintaining moderate device complexity
3Device complexity
If multiple insertions are required to scan both sides, then the device complexity remains low, but the loss of time increases due to manual handling
Solution Approach 1:
The path switching mechanism is pre-configured to automatically select and switch between transportation paths based on the check's position and scanning requirements. This preliminary setup eliminates the need for manual reinsertion and optimizes the processing flow, significantly reducing time loss while maintaining reasonable device complexity
Data Source
AI summary
A scanner unit includes a scanner for imaging a print medium, a base unit that supports the scanner, a pressure feed roller disposed opposite the scanning surface of the scanner, a guide member for guiding the print medium to the scanner, a frame member that supports the pressure feed roller and the guide member, and a motor that drives the pressure feed roller. The frame member is supported pivotably to the base. In other embodiments the scanner unit can include a roller shaft such that the pressure feed roller is coaxially affixed to the roller shaft and the frame member supports the roller shaft, a first gear on the roller shaft, and a second gear that transfers drive power from the motor to the second gear.